## Table 2-1 **General List of Fish Species Occurring in the East River**

3-Spine Stickleback Naked Goby 4-Spined Stickleback Northern Pipefish Alewife Northern Puffer American Eel Northern Searobin American Sand Lance Oyster Toadfish American Shad Pollack Atlantic Herring Rainbow Smelt Atlantic Mackerel Red Hake Atlantic Menhaden Rock Gunnel Atlantic Needlefish Scup Atlantic Seasnail Sea Horse Atlantic Silverside Seaboard Goby Atlantic Tomcod Silver Hake Banded Killifish Silver Perch Bay Anchovy Smallmouth Flounder Black Sea Bass Spot Blueback Herring Spotfin Butterfly fish Bluefish Spotted Goatfish Brown Bullhead Spotted Hake Butterfish Striped Bass Conger Eel Striped Burrfish Cunner Striped Cusk Eel Feather Blenny Striped Searobin Fourbeard Rockling Summer Flounder Four-Spot Flounder Tautog Gizzard Shad Weakfish Goosefish White Catfish Grubby White Perch Inshore Lizardfish Windowpane Little Skate Winter Flounder Mummichog

Source: LMS, 1994.

## Table 3-1

**Summary of 1993 Impingement and Entrainment Study Results - A storia Generating Station** 

**Dominant Species % Total**  **Impinged Fish**  **% Total**

**Entrained Eggs**  **% Total**

**Entrained Larvae**  **% Total**

**Entrained Fish**  Atlantic herring 72 12 Bay anchovy 6 10 22 Conger eel 4 Winter flounder 3.4 18 10 Atlantic tomcod 2.8 Northern pipefish 2.1 4 Fourbeard rockling 60 Grubby 10 61 34 American sand lance 3 Unidentified 40 American eel 5 **Total % Contribution 90**  **98 95**  **95** Source: LMS, 1994.

## Table 3-2

**Estimated Impingement Under Maximum and 1993 Operating Conditions - A storia Generating Station** 

**Unit Total 1993** 

**Impingement Total Impingement**  **at Maximum Operation**  **Total Impingement at**

**2000 Operation** 10 146,515 167,541 0 20 77,997 117,119 3,432 30 28,770 37,489 26,727 40 562,990 582,713 278,400 50 887,769 930,966 442,716 Total 1,704,041 1,835,827 751,275 Source: adapted from LMS, 1994 as presented in ENSR, 2005

## Table 3-3

**Estimated Entrainment Under Maximum and 1993 Operating Conditions - A storia Generating Station** 

**Life Stage Total 1993**  **Entrainment Ma** **ximum**

**Operations Entrainment**  **Current**

**Operations Entrainment**  Eggs 124,996,995 187,920,530 45,743,671 YSL 1,464,382 2,201,552 535,903 PSYL 21,441,877 32,235,726 7,846,830 YOY 1,265,595 1,902,696 463,155 Unidentified 10,124,970 15,221,884 3,705,315 Yearling 2,095,794 3,150,817 766,973 Post Yearling 1,013,509 1,523,710 370,902 Total 162,912,928 251,772,629 61,286,568

Source: LMS, 1994. YOY - young of year, PSYL - post-yolksac larvae, YSL - yolksac larvae**Table 5-1 Normalized Fish-Blue Crab Impingement by Sampling Event and Species - Astoria Generating Station (March 2006 - March 2007)** 

**Common Species Name 8-Mar** **13-Mar 20-Mar** **27-Mar 3-A** **pr 10-A** **pr 17-A** **pr 25-A** **pr 1-May**  **8-May 15-May** **22-May 30-May** **5-Jun 12-Jun**  **19-Jun 26-Jun**  alewife 6 8 7 50 American eel 31 American sand lance 6 123 9 American shad Atlantic butterfish 19 113 61 52 31 20 Atlantic croaker 7 17 11 Atlantic cutlassfish Atlantic herring 75 82 22 265 175 40 35 6 7 7 Atlantic menhaden Atlantic moonfish Atlantic silverside 16 65 119 281 824 14 173 97 64 7 12 6 8 7 9 Atlantic thread herring Atlantic tomcod 16 257 33 46 32 17 banded gunnel banded killifish banded rudderfish bay anchovy 58 153 144 163 265 59 295 297 101 belted sandfish 8 black seabass blue crab 14 230 497 268 271 94 235 101 405 313 130 blueback herring 7 16 8 8 bluefish 335 257 126 20 bluegill Conger eel 66 7 40 56 1351 858 778 758 111

cunner 16 7 6 9 9 14 37 12 fancytail guppy feather blenny 14 fourbeard rockling 6 9 fourspot flounder gizzard shad goosefish 7 7 grubby 8 8 17 30 17 9 17 gulfstream flounder inland silverside inshore lizardfish 44 lined seahorse 26 14 71 30 24 12 6 7 longsnout seahorse lookdown mummichog 8 8 naked goby 8 22 41 53 112 110 158 227 238 73 23 19 120 40 312 61 10 needlefish sp. no species observed 0 0 0 0 0 0 0 0 0 0 0 0 Northern pike 14 northern pipefish 8 72 41 261 125 130 122 135 244 31 29 38 32 54 163 1016 718 northern puffer northern searobin 9 7 14 11 8 6 9 northern stargazer oyster toadfish 17 14 paperbones pinfish pollock 7 6 9 7 7 103 6 rainbow smelt Red hake 6 rock gunnel 31 33 12 7

scup 6 seaboard goby 22 6 9 7 29 24 60 6 8 8 41 silver hake 8 7 12 27 8**Table 5-1 Normalized Fish-Blue Crab Impingement by Sampling Event and Species - Astoria Generating Station (March 2006 - March 2007)** 

**Common Species Name 8-Mar** **13-Mar 20-Mar** **27-Mar 3-A** **pr 10-A** **pr 17-A** **pr 25-A** **pr 1-May**  **8-May 15-May** **22-May 30-May** **5-Jun 12-Jun**  **19-Jun 26-Jun**  Smallmouth flounder 8 Smooth flounder spotfin butterflyfish spotted hake 16 116 106 163 18 21 58 119 167 22 12 13 7 striped bass striped cusk eel 7 8 7 7 8 striped killifish striped searobin summer flounder 31 tautog 8 17 threespine stickleback 16 22 59 33 8 69 6 44 unknown 8 69 62 29 17 unknown catfish unknown croaker or drum unknown eel 61 17 unknown flounder 19 9 31 9 10 unknown goby 14 14 unknown gunnel 14 unknown guppy unknown hake unknown jack unknown juvenile 24 14 8 81 unknown larvae 8 7 42 254 22 unknown mackrel unknown minnow unknown seahorse 8 unknown searobin weakfish 6 white hake white perch Windowpane flounder winter flounder 16 22 12 59 9 6 13 53 33 403 672 165 winter skate Total 212 405 469 1073 1175 672 641 1499 1970 720 766 476 2817 1364 2753 3379 1407**Table 5-1 Normalized Fish-Blue Crab Impingement by Sampling Event and Species - Astoria Generating Station (March 2006 - March 2007)** 

**Common Species Name** alewife American eel American sand lance American shad Atlantic butterfish Atlantic croaker Atlantic cutlassfish Atlantic herring Atlantic menhaden Atlantic moonfish Atlantic silverside Atlantic thread herring Atlantic tomcod banded gunnel banded killifish banded rudderfish bay anchovy belted sandfish black seabass blue crab blueback herring bluefish bluegill Conger eel

cunner fancytail guppy feather blenny fourbeard rockling fourspot flounder gizzard shad goosefish grubby gulfstream flounder **5-Jul 10-Jul**  **17-Jul 24-Jul**  **26-Jul 31-Jul**  **7-A ug**  **14-A ug**  **15-A ug** **21-A ug** **22-A ug**  **28-A ug**  **5-Sep 6-Sep**  **11-Sep** 26 13 28 13

355 1983 1019 368 664 4359 1054 259 64 51 27 373 194 102

34 13

29 34 59 13 219 103 39 13

1857 7659 2507 5220 3682 939 614 340 243 141 168 38

59 155 172 411 64 337 103 547 177 51 103 168 411

15

29 13 257 111 323 218 1266 206 1016 16474 926 9369 11561 9928 28903 93344 4069

39 61 324 645 406 801 733 193 386 767 489 939 408 289 450 271 269 14 13 13 13 25 29 228 91 13 17 56 67 26 39 13 12 13 13

143 13

50 13 13 15

67 13 13 26 13 13 **Sampling Event Start Date**

gulfstream flounder inland silverside inshore lizardfish lined seahorse longsnout seahorse lookdown mummichog naked goby needlefish sp. no species observed Northern pike northern pipefish northern puffer northern searobin northern stargazer oyster toadfish paperbones pinfish pollock rainbow smelt Red hake rock gunnel

scup seaboard goby silver hake 59 13 26 14 77 13 13 51 13 12 13 15 193 102 27 39 26 13 26 39 89 299 361 797 930 1051 13 0 0 0

2262 3552 1653 501 543 591 810 479 373 127 149 115 450 310 333 13 13 26 26 13 365 935 87 99 201 849 424 721 167 320 41 25 450 258 102 87 102 171 2070 270 582 501 101 95 166 51 13 26

29 27 90 540 169 26 596 1671 440 193 335 231 13

58

13 39 14 1017 1196 411 376 334 330 598 255 283 155 89 34 13 90 101 489 180 13 13**Table 5-1 Normalized Fish-Blue Crab Impingement by Sampling Event and Species - Astoria Generating Station (March 2006 - March 2007)** 

**Common Species Name** Smallmouth flounder Smooth flounder spotfin butterflyfish spotted hake striped bass striped cusk eel striped killifish striped searobin summer flounder tautog threespine stickleback unknown unknown catfish unknown croaker or drum unknown eel unknown flounder unknown goby unknown gunnel unknown guppy unknown hake unknown jack unknown juvenile unknown larvae unknown mackrel unknown minnow unknown seahorse unknown searobin weakfish white hake white perch Windowpane flounder winter flounder winter skate **5-Jul 10-Jul**  **17-Jul 24-Jul**  **26-Jul 31-Jul**  **7-A ug**  **14-A ug**  **15-A ug** **21-A ug** **22-A ug**  **28-A ug**  **5-Sep 6-Sep**  **11-Sep Sampling Event Start Date** 

13 13 12 26 13 13 15 13 13 13 13 13

14 14 13 13 41 69 13 27 26 68 13

31 131 4121 27 26 13 13 51 82 13 13 39

4099

41 29 51 26 26 13 37 13 26 26

17 13

13

1187 14 8039 27 13 129 90 104 26 77 31 39 360 13

13

17 29 15 13 13

14 73 28 44 13

701 146 28 93 64 13 13 13 winter skate Total 4109 9667 7310 14600 16114 12819 10581 24399 4436 13631 16085 12206 32374 96353 6927**Table 5-1 Normalized Fish-Blue Crab Impingement by Sampling Event and Species - Astoria Generating Station (March 2006 - March 2007)** 

**Common Species Name** alewife American eel American sand lance American shad Atlantic butterfish Atlantic croaker Atlantic cutlassfish Atlantic herring Atlantic menhaden Atlantic moonfish Atlantic silverside Atlantic thread herring Atlantic tomcod banded gunnel banded killifish banded rudderfish bay anchovy belted sandfish black seabass blue crab blueback herring bluefish bluegill Conger eel

cunner fancytail guppy feather blenny fourbeard rockling fourspot flounder gizzard shad goosefish grubby gulfstream flounder **18-Sep 25-Sep** **2-Oct 9-Oct**  **16-Oct 23-Oct**  **30-Oct 6-Nov**  **13-Nov 20-Nov** **21-Nov 27-Nov** **28-Nov 4-Dec**  **11-Dec 18-Dec**  13 13 13

13 13 6 13 13 64 13 129 51 13 25 14 51 51 103 26 26 26 13 13 38 26 13 13 26 39 39 39 51 13

2237 676 63 3200 219 1687 3639 1157 90 669 759 656 296 521 617 116

13 39 116 26 51 39 141 109 103 13 167 39 63 26 261 553 2430 244 771 1003 180 129 360 26 51 26 39 13 6 13 26

25 27 13 6

13

64 gulfstream flounder inland silverside inshore lizardfish lined seahorse longsnout seahorse lookdown mummichog naked goby needlefish sp. no species observed Northern pike northern pipefish northern puffer northern searobin northern stargazer oyster toadfish paperbones pinfish pollock rainbow smelt Red hake rock gunnel

scup seaboard goby silver hake 64

13 14 26 13 6 14 13

386 442 304 26 55 13 167 103 231 77 26 649 489 193

0 0 0 0 0 0

64 147 51 304 64 206 193 154 77 51 39 39 71 39 26 13 26 26 13 64 14 26 13 13 13 13 41 13 64 14 39 13 13 77 39 39 39

13

26 64 13 13 26

26 13 694 14 476 5631 25431 6724 3921 5734 4352 2314 1517 13 386 101 27 26 257 26 13 129 26 39 122 39 13 13 13 39 13**Table 5-1 Normalized Fish-Blue Crab Impingement by Sampling Event and Species - Astoria Generating Station (March 2006 - March 2007)** 

**Common Species Name** Smallmouth flounder Smooth flounder spotfin butterflyfish spotted hake striped bass striped cusk eel striped killifish striped searobin summer flounder tautog threespine stickleback unknown unknown catfish unknown croaker or drum unknown eel unknown flounder unknown goby unknown gunnel unknown guppy unknown hake unknown jack unknown juvenile unknown larvae unknown mackrel unknown minnow unknown seahorse unknown searobin weakfish white hake white perch Windowpane flounder winter flounder winter skate **18-Sep 25-Sep** **2-Oct 9-Oct**  **16-Oct 23-Oct**  **30-Oct 6-Nov**  **13-Nov 20-Nov** **21-Nov 27-Nov** **28-Nov 4-Dec**  **11-Dec 18-Dec**  13 13

26 13 14 39 90 39 13 122 13

13 321

25 13 13

25 13 41 141 206 129 3407 4166 1106 951 3099 1633 720

13 26 13

2496 1041 13 219 13

141 874 13 283

26 13 13 13

13 64 winter skate Total 2996 1769 139 4367 1196 4896 7303 10389 1234 30999 13410 6184 7444 9521 5593 2790**Table 5-1 Normalized Fish-Blue Crab Impingement by Sampling Event and Species - Astoria Generating Station (March 2006 - March 2007)** 

**Common Species Name** alewife American eel American sand lance American shad Atlantic butterfish Atlantic croaker Atlantic cutlassfish Atlantic herring Atlantic menhaden Atlantic moonfish Atlantic silverside Atlantic thread herring Atlantic tomcod banded gunnel banded killifish banded rudderfish bay anchovy belted sandfish black seabass blue crab blueback herring bluefish bluegill Conger eel

cunner fancytail guppy feather blenny fourbeard rockling fourspot flounder gizzard shad goosefish grubby gulfstream flounder **28-Dec 4-Jan**  **8-Jan 15-Jan**  **22-Jan 23-Jan**  **29-Jan 5-Feb**  **6-Feb 12-Feb** **20-Feb 26-Feb** **5-Mar 12-Mar** **19-Mar Total (63**  **events)**122 13 13 123 138 13 11181 89 54 13 51 64 96 1674 27 81 51 23903 13 13 2 94 26 13 77 55 51 13 26 39 5177 14 28 401 42 52 77 26 39 26 261 29 13 90 193 77 63 916 1147 206 1697 1714 193 202400 8 13 2 3 42 13 14 13 13 861 13 39 16281

13 85 103 13 27 13 456 776 29 3 1 13 4374

34 65 13 77 14 26 13 13 13 704 26 26 13 195 15 26 102 15 14 2 60 26 13 13 55 13 26 39 26 26 547 64 gulfstream flounder inland silverside inshore lizardfish lined seahorse longsnout seahorse lookdown mummichog naked goby needlefish sp. no species observed Northern pike northern pipefish northern puffer northern searobin northern stargazer oyster toadfish paperbones pinfish pollock rainbow smelt Red hake rock gunnel

scup seaboard goby silver hake 64 13 13 316 282 13 12 13 42 154 321 51 13 531 746 206 180 69 52 604 180 129 77 103 12209 13 0 0 0 0 0 0 0 0 0 0 0 14 13 13 2 39 13 51 39 14 154 26 13 51 90 17484 154 1 5265 4262 4778 13 13 146 58 13 57 13 39 27 51 347 13 1 42 13 13 14 13 13 77 348 13 44 16457 22943 373 97804 53609 77 13 13 253246 26 17 39 51 55 13 26 51 13 13 13 2684 13 19 13 14 198**Table 5-1 Normalized Fish-Blue Crab Impingement by Sampling Event and Species - Astoria Generating Station (March 2006 - March 2007)** 

**Common Species Name** Smallmouth flounder Smooth flounder spotfin butterflyfish spotted hake striped bass striped cusk eel striped killifish striped searobin summer flounder tautog threespine stickleback unknown unknown catfish unknown croaker or drum unknown eel unknown flounder unknown goby unknown gunnel unknown guppy unknown hake unknown jack unknown juvenile unknown larvae unknown mackrel unknown minnow unknown seahorse unknown searobin weakfish white hake white perch Windowpane flounder winter flounder winter skate **28-Dec 4-Jan**  **8-Jan 15-Jan**  **22-Jan 23-Jan**  **29-Jan 5-Feb**  **6-Feb 12-Feb** **20-Feb 26-Feb** **5-Mar 12-Mar** **19-Mar Total (63**  **events)** 13 110 39 13 13 259 26 64 51 2 26 13 39 64 41 13 1454 15 13 39 13 118 38 14 1 94 129 64 120 1288 13 386 82 13 51 13 26 2752 13 38 39 13 51 39 399 2 26 14 4823 13 4099 78 167 39 139 26 13 26 16385 39 13 106 14 13 1 51 134 13 13 13371 1020 14 14 13 8 46 386 1260 180 3184

13 13 26 14 13 235 13 2 98 94 167 77 55 39 64 13 13 13 3258 1 1 winter skate Total 874 2070 566 187 18786 26655 1363 100607 56105 323 1376 373 360 296 540 624118

## Table 5-2

**Normalized Invertebrate Impingement by Sampling Event and Invertebrate Category - Astoria Generating Station (March 2006 - March 2007)** 

**Event Small** 

**Shrimp Large** 

**Shrimp Bivalves** **Lobster Other Crab**  **(excluding blue crab)**  **Other**

**Invertebrate Total**  3/8/2006 3/13/2006 3/20/2006 3/27/2006 0 0 0 0 8 0 8 4/3/2006 6,700 0 0 0 35 0 6,736 4/10/2006 6,233 0 75 0 82 7 6,398 4/17/2006 3,715 0 0 0 50 0 3,766 4/25/2006 11,755 0 0 0 355 0 12,110 5/1/2006 16,879 0 8 0 210 0 17,098 5/8/2006 40 0 15 0 71 0 126 5/15/2006 1,544 0 0 0 92 0 1,636 5/22/2006 3,632 0 0 0 19 0 3,651 5/30/2006 7,341 0 106 0 92 0 7,539 6/5/2006 3,855 0 156 0 173 0 4,184 6/12/2006 11,029 0 236 0 309 8 11,581 6/19/2006 67,829 0 405 0 386 0 68,620 6/26/2006 29,224 0 99 0 531 0 29,855 7/5/2006100,348 0 44 0 467 0 100,859 7/10/2006979,759 0 0 0 1,819 0 981,579 7/17/2006 12,285 0 44 0 2,056 29 14,414 7/24/2006 14,182 0 88 0 739 29 15,039 7/26/2006 1,227 0 40 0 222 0 1,490 7/31/2006 6,429 0 39 0 2,204 51 8,722 8/7/2006 6,563 0 13 0 748 450 7,774 8/14/2006 6,305 13 64 0 1,532 116 8,030 8/15/2006 6,326 13 0 13 450 129 6,930 8/21/2006 16,414 26 90 0 2,769 37 19,336 8/22/2006 7,485 14 14 0 3,582 54 11,149 8/28/2006 12,928 0 0 0 6,209 25 19,162 9/5/2006 19,684 13 39 0 1,068 39 20,842 9/6/2006 4,446 26 39 0 890 0 5,401 9/11/2006 32,081 13 13 0 2,277 51 34,435 9/18/2006 5,284 0 0 0 411 0 5,696 9/25/2006 8,059 54 13 0 805 26 8,956 10/2/2006 5,697 0 0 0 88 0 5,785 10/9/2006 8,751 13 0 0 407 0 9,171 10/16/2006 2,301 0 0 0 193 0 2,494 10/23/2006 2,976 0 14 0 206 14 3,209 10/30/2006 9,823 77 18 0 373 0 10,291 11/6/2006 17,794 103 13 0 669 219 18,797 11/13/2006 9,000 90 0 0 360 1,826 11,276 11/20/2006 22,757 13 26 0 604 206 23,606 11/21/2006 26,936 129 13 0 489 231 27,797 11/27/2006 27,784 13 0 0 244 1,671 29,713 11/28/2006 19,851 0 0 0 167 2,019 22,037 12/4/2006 29,109 6 0 0 116 199 29,430 12/11/2006 45,913 0 0 64 13 103 46,093 12/18/2006 22,320 0 0 0 39 64 22,423 12/28/2006 16,779 0 13 0 51 0 16,843 Not Analyzed Not Analyzed Not Analyzed

## Table 5-2

**Normalized Invertebrate Impingement by Sampling Event and Invertebrate Category - Astoria Generating Station (March 2006 - March 2007)** 

**Event Small** 

**Shrimp Large** 

**Shrimp Bivalves** **Lobster Other Crab**  **(excluding blue crab)**  **Other**

**Invertebrate Total**  1/4/2007 18,116 0 26 0 167 0 18,309 1/8/2007 20,044 0 0 0 13 13 20,070 1/15/2007 11,008 0 0 0 0 0 11,008 1/22/2007 6,981 0 0 0 26 0 7,007 1/23/2007 7,934 0 0 0 0 0 7,934 1/29/2007 49,805 0 0 0 0 0 49,805 2/5/2007 13,603 0 0 0 0 0 13,603 2/6/2007 27,182 0 14 0 14 0 27,209 2/12/2007 17,881 0 26 0 39 0 17,945 2/20/2007 9,823 0 0 0 0 0 9,823 2/26/2007 6,390 0 51 0 13 0 6,454 3/5/2007 0 3/12/2007 17,331 0 0 0 13 0 17,344 3/19/2007 16,560 0 13 0 13 0 16,586 Total 1,900,031 6141,865 77 34,977 7,6171,945,181

### Table 5-3 **Normalized Debris Impingement by Sampling Event and Category - Astoria Generating Station (March 2006 - March 2007)**

**Event Total** 

**Debris volume (per**  **day) Debris Units** **%T BC**  **% Terrestrial** **% Aq Veg % T** **err/ Aq Veg**  **% paper/**

**plastic % benthic** **% other** 3/8/2006 131310Kilograms 16% 0% 0% 32% 2% 0% 13% 3/13/2006 3/20/2006 3/27/2006 4/3/2006 341591Kilograms 73% 0% 1% 11% 7% 0% 0% 4/10/2006 336697Kilograms 85% 4% 6% 0% 4% 0% 1% 4/17/2006 227Gallons 89% 0% 4% 1% 5% 0% 0% 4/25/2006 583Gallons 86% 0% 8% 2% 4% 0% 0% 5/1/2006 339Gallons 82% 0% 1% 7% 5% 0% 2% 5/8/2006 253Gallons 70% 4% 6% 0% 7% 2% 10% 5/15/2006 147Gallons 89% 1% 0% 2% 5% 0% 3% 5/22/2006 83Gallons 58% 18% 17% 0% 8% 0% 0% 5/30/2006 284Gallons 82% 5% 4% 0% 8% 1% 0% 6/5/2006 155Gallons 48% 12% 14% 0% 18% 0% 6% 6/12/2006 217Gallons 67% 8% 10% 0% 7% 0% 2% 6/19/2006 1056Gallons 71% 5% 7% 0% 7% 1% 9% 6/26/2006 465Gallons 73% 5% 7% 0% 7% 2% 6% 7/5/2006 744Gallons 77% 7% 7% 0% 8% 0% 2% 7/10/2006 858Gallons 87% 4% 4% 0% 2% 0% 1% 7/17/2006 586Gallons 76% 6% 6% 0% 3% 0% 3% 7/24/2006 620Gallons 68% 6% 9% 0% 5% 1% 6% 7/26/2006 742Gallons 63% 5% 13% 0% 3% 0% 13% 7/31/2006 685Gallons 81% 3% 9% 0% 2% 0% 4% 8/7/2006 531Gallons 71% 2% 8% 0% 3% 0% 7% 8/14/2006 587Gallons 82% 4% 6% 0% 3% 1% 4% 8/15/2006 995Gallons 71% 4% 13% 0% 3% 2% 4% 8/21/2006 635Gallons 85% 2% 4% 0% 2% 0% 2% 8/22/2006 780Gallons 74% 3% 9% 0% 1% 1% 3% 8/28/2006 548Gallons 80% 3% 5% 0% 3% 1% 3% 9/5/2006 537Gallons 87% 2% 5% 0% 3% 1% 1% 9/6/2006 435Gallons 81% 2% 5% 0% 3% 1% 1% 9/11/2006 258Gallons 80% 3% 6% 0% 2% 0% 3% 9/18/2006 161Gallons 88% 3% 4% 0% 2% 1% 1% 9/25/2006 301Gallons 80% 3% 8% 0% 6% 1% 1% 10/2/2006 256Gallons 91% 2% 4% 0% 2% 0% 1% 10/9/2006 412Gallons 79% 3% 10% 0% 5% 0% 2% 10/16/2006 161Gallons 77% 3% 14% 0% 3% 0% 2% 10/23/2006 141Gallons 85% 4% 5% 0% 2% 1% 3% 10/30/2006 59Gallons 48% 23% 16% 0% 9% 1% 2% 11/6/2006 74Gallons 41% 37% 12% 0% 10% 0% 1% 11/13/2006 90Gallons 38% 48% 7% 0% 5% 0% 3% 11/20/2006 131Gallons 48% 29% 12% 0% 6% 0% 5% 11/21/2006 154Gallons 24% 49% 9% 0% 7% 0% 5% 11/27/2006 173Gallons 48% 22% 9% 0% 12% 0% 5% 11/28/2006 140Gallons 48% 31% 7% 0% 7% 0% 5% 12/4/2006 326Gallons 35% 34% 13% 0% 7% 1% 8% 12/11/2006 128Gallons 30% 41% 7% 0% 12% 0% 8% 12/18/2006 156Gallons 18% 40% 14% 0% 19% 3% 4% 12/28/2006 116Gallons 50% 31% 4% 0% 14% 0% 1% 1/4/2007 145Gallons 33% 21% 29% 0% 9% 2% 5% 1/8/2007 96Gallons 34% 24% 10% 0% 29% 0% 3% 1/15/2007 78Gallons 21% 50% 6% 0% 11% 0% 1% 1/22/2007 227Gallons 14% 14% 19% 0% 5% 1% 6% 1/23/2007 287Gallons 12% 7% 10% 0% 4% 0% 5% 1/29/2007 78Gallons 50% 21% 3% 0% 13% 0% 11% 2/5/2007 212Gallons 34% 21% 16% 0% 5% 0% 21% 2/6/2007 189Gallons 67% 10% 13% 0% 7% 1% 2% 2/12/2007 53Gallons 55% 7% 11% 0% 24% 1% 1% 2/20/2007 307Gallons 70% 17% 4% 0% 6% 0% 3% 2/26/2007 93Gallons 60% 22% 6% 0% 12% 0% 0% 3/5/2007 132Gallons 34% 23% 21% 0% 19% 0% 2% 3/12/2007 135Gallons 50% 13% 24% 0% 10% 1% 2% 3/19/2007 221Gallons 44% 38% 8% 0% 10% 1% 0% Not analyzed Not analyzed Not analyzed**Table 5-4 Normalized Entrainment by**  **Sampling Event, Species and Life Stage - Astoria Generating Station (March 2006 - April 2007)**

**Common Species Name Life Stage**  **8-Mar 27-Mar**  **3-Apr 10-Apr**  **17-Apr 25-Apr**  **1-May 8-May**  **15-May 22-May**  **30-May 5-Jun**  American eel J American eel L 0 Atlantic cod L Atlantic herring L Atlantic mackerel E 1 Atlantic menhaden E 15 13 59 11 100 Atlantic menhaden J Atlantic menhaden L 0 6 8 2 2 Atlantic silverside A 0 Atlantic silverside L 0 0 0 bay anchovy A 0 bay anchovy E 0 0 0 1 5 22 bay anchovy J bay anchovy L bay anchovy Unk black seabass L blue crab Z Blueback Herring J butterfish J butterfish L codfishes E 5 0 1 14 0 0

cunner A

cunner L feather blenny E feather blenny L fourbeard rockling E 5 37 19 6 2 2 1 0 0 fourbeard rockling L 0 0 grubby L 5 5 5 4 2 0 0 hogchoker E 0 0 Inshore Lizardfish J Inshore Lizardfish L Lined Seahorse L longhorn sculpin L 0 0 mummichog L 0 northern kingfish E northern kingfish L northern pipefish A northern pipefish J northern pipefish L 0 Northern Searobin L oyster toadfish J oyster toadfish L rock gunnel L 0 rockling-hake-butterfish E 1 7 2 2 36 1 0 2 sand lance L 0 Scup J Scup L seaboard goby A seaboard goby E seaboard goby J seaboard goby L seaboard goby Unk Silver hake E silver hake-scup-weakfish E 0 0 9 5 silver hake-scup-weakfish L 2**Table 5-4 Normalized Entrainment by**  **Sampling Event, Species and Life Stage - Astoria Generating Station (March 2006 - April 2007)**

**Common Species Name Life Stage**  **8-Mar 27-Mar**  **3-Apr 10-Apr**  **17-Apr 25-Apr**  **1-May 8-May**  **15-May 22-May**  **30-May 5-Jun**  smallmouth flounder E 0 smallmouth flounder J smallmouth flounder L striped anchovy E striped searobin J striped searobin L summer flounder E summer flounder J summer flounder L tautog L 0 tautog-cunner E 0 0 0 0 3 6 65 77 96 64 106 tautog-cunner L 5 unidentified E unidentified E/O unidentified clupeid L unidentified fragment L 1 0 0 unidentified fragment Unk unknown J unknown anchovy A unknown anchovy L unknown flounder (windowpane or fourspot flounder) E 1 3 1 1 0 0 0 1 unknown goby Unk unknown hake E unknown searobin E 0 0 0 unknown searobin J unknown searobin L weakfish J weakfish L weakfish Unk windowpane flounder E 2 1 2 2 windowpane flounder J windowpane flounder L 0 0 0 winter flounder E 5 1 1 0 0 0 winter flounder L 1 1 2 1 3 0 1 1 1 0 0 **Total 14**  **51 28**  **15 8**  **19 11**  **98 135**  **172 93**  **244**

Totals by lifestage **8-Mar 27-Mar**  **3-Apr 10-Apr**  **17-Apr 25-Apr**  **1-May 8-May**  **15-May 22-May**  **30-May 5-Jun**  E 9 44 22 9 6 15 10 97 128 157 90 238 L 5 7 7 6 3 4 1 1 7 15 3 6 J 0 0 0 0 0 0 0 0 0 0 0 0 A 0 0 0 0 0 0 0 0 0 0 0 0 Unk 0 0 0 0 0 0 0 0 0 0 0 0 Total 14 51 28 15 8 19 11 98 135 172 93 244**Table 5-4 Normalized Entrainment by**  **Sampling Event, Species and Life Stage - Astoria Generating Station (March 2006 - April 2007)**

**Common Species Name** American eel American eel Atlantic cod Atlantic herring Atlantic mackerel Atlantic menhaden Atlantic menhaden Atlantic menhaden Atlantic silverside Atlantic silverside bay anchovy bay anchovy bay anchovy bay anchovy bay anchovy black seabass blue crab Blueback Herring butterfish butterfish codfishes

cunner

cunner feather blenny feather blenny fourbeard rockling fourbeard rockling grubby hogchoker Inshore Lizardfish Inshore Lizardfish Lined Seahorse longhorn sculpin mummichog northern kingfish northern kingfish northern pipefish northern pipefish northern pipefish Northern Searobin oyster toadfish oyster toadfish rock gunnel rockling-hake-butterfish sand lance Scup Scup seaboard goby seaboard goby seaboard goby seaboard goby seaboard goby Silver hake silver hake-scup-weakfish silver hake-scup-weakfish **12-Jun 19-Jun**  **26-Jun 5-Jul**  **10-Jul 17-Jul**  **24-Jul 31-Jul**  **7-Aug 14-Aug**  **21-Aug 28-Aug**  **5-Sep** 0-Jan

0 2 0 48 6 6 0 0

52 42 6 1 0 0 0

0 1 0 0

13 17 13 16 17 85 38 35 5 1 0 0 0 1 1 19 7 8 22 19 7 16 25 19 36 19 5

0

0 0 0

0 1 0 0 4 0 1 1 1

0 0

0 0 0

0 0

0 0 0 0 0 0 0 1 0 0 0 1 0 0 0

0

10 2 5 0 2 0 0 1 0 0

0 0 0 0 0 2 0 0 0 0 1 0 2 6 7 41 7 3 0 2 10 15 20 12 24 34 15 23 5 1

0 10 49 32 2 16 5 2 0 0 **Sampling Event Table 5-4**  **Normalized Entrainment by Sampling Event, Species and Life Stage - Astoria Generating Station (March 2006 - April 2007)** 

**Common Species Name** smallmouth flounder smallmouth flounder smallmouth flounder striped anchovy striped searobin striped searobin summer flounder summer flounder summer flounder tautog tautog-cunner tautog-cunner unidentified unidentified unidentified clupeid unidentified fragment unidentified fragment unknown unknown anchovy unknown anchovy unknown flounder (windowpane or fourspot flounder) unknown goby unknown hake unknown searobin unknown searobin unknown searobin weakfish weakfish weakfish windowpane flounder windowpane flounder windowpane flounder winter flounder winter flounder **Total**

Totals by lifestage **12-Jun 19-Jun**  **26-Jun 5-Jul**  **10-Jul 17-Jul**  **24-Jul 31-Jul**  **7-Aug 14-Aug**  **21-Aug 28-Aug**  **5-Sep** 0 0 1 0 0 0 0 0

1 1 0 1 0 0 107 232 300 170 181 120 71 13 10 5 2 0 0 0 2

0 1 0 1 1 0 2 2 1 3 0

0 2 4 1 2 0 1 0

0 1 3 6 1 8 6 5 0 0 0

1 0 0

0 7 0

0 **247 383**  **384 214**  **270 257**  **138 93**  **86 51**  **106 33**  **11**

**12-Jun 19-Jun**  **26-Jun 5-Jul**  **10-Jul 17-Jul**  **24-Jul 31-Jul**  **7-Aug 14-Aug**  **21-Aug 28-Aug**  **5-Sep** 192 310 367 191 232 217 119 49 18 6 3 0 0 55 72 17 23 39 40 19 41 61 37 61 26 6 0 0 0 0 0 0 0 3 6 8 42 7 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 247 383 384 214 270 257 138 93 86 51 106 33 11**Table 5-4 Normalized Entrainment by**  **Sampling Event, Species and Life Stage - Astoria Generating Station (March 2006 - April 2007)**

**Common Species Name** American eel American eel Atlantic cod Atlantic herring Atlantic mackerel Atlantic menhaden Atlantic menhaden Atlantic menhaden Atlantic silverside Atlantic silverside bay anchovy bay anchovy bay anchovy bay anchovy bay anchovy black seabass blue crab Blueback Herring butterfish butterfish codfishes

cunner

cunner feather blenny feather blenny fourbeard rockling fourbeard rockling grubby hogchoker Inshore Lizardfish Inshore Lizardfish Lined Seahorse longhorn sculpin mummichog northern kingfish northern kingfish northern pipefish northern pipefish northern pipefish Northern Searobin oyster toadfish oyster toadfish rock gunnel rockling-hake-butterfish sand lance Scup Scup seaboard goby seaboard goby seaboard goby seaboard goby seaboard goby Silver hake silver hake-scup-weakfish silver hake-scup-weakfish **11-Sep 18-Sep**  **25-Sep 2-Oct**  **16-Oct 30-Oct**  **6-Nov 13-Nov**  **20-Nov 27-Nov**  **4-Dec 18-Dec**  **4-Jan**

0 0

0 0 2 0 0 0 0

0 0 0

2 1 6 1 0 57 27 0 0 3 0 0 0

0 0 0 0

0

0 0 0

0 0

0 0 0 0

0 0 0

0 0

14 2 1 0 1 0 5 3 0 2 1 0 0 0 0**Table 5-4 Normalized Entrainment by**  **Sampling Event, Species and Life Stage - Astoria Generating Station (March 2006 - April 2007)**

**Common Species Name** smallmouth flounder smallmouth flounder smallmouth flounder striped anchovy striped searobin striped searobin summer flounder summer flounder summer flounder tautog tautog-cunner tautog-cunner unidentified unidentified unidentified clupeid unidentified fragment unidentified fragment unknown unknown anchovy unknown anchovy unknown flounder (windowpane or fourspot flounder) unknown goby unknown hake unknown searobin unknown searobin unknown searobin weakfish weakfish weakfish windowpane flounder windowpane flounder windowpane flounder winter flounder winter flounder **Total**

Totals by lifestage **11-Sep 18-Sep**  **25-Sep 2-Oct**  **16-Oct 30-Oct**  **6-Nov 13-Nov**  **20-Nov 27-Nov**  **4-Dec 18-Dec**  **4-Jan**

0 0 0

0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

0 0 0 0

2

0 1 0 0

0

0 2 2 2 1 4 17 0 0 0 2 0 0 0 0 0 0 0

**81 37**  **1 0**  **2 19**  **22 1**  **0 3**  **5 1**  **0**

**11-Sep 18-Sep**  **25-Sep 2-Oct**  **16-Oct 30-Oct**  **6-Nov 13-Nov**  **20-Nov 27-Nov**  **4-Dec 18-Dec**  **4-Jan** 0 1 0 0 1 0 0 0 0 0 0 0 0 63 30 0 0 1 12 18 1 0 1 3 0 0 16 5 1 0 0 7 3 0 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 81 37 1 0 2 19 22 1 0 3 5 1 0**Table 5-4 Normalized Entrainment by**  **Sampling Event, Species and Life Stage - Astoria Generating Station (March 2006 - April 2007)**

**Common Species Name** American eel American eel Atlantic cod Atlantic herring Atlantic mackerel Atlantic menhaden Atlantic menhaden Atlantic menhaden Atlantic silverside Atlantic silverside bay anchovy bay anchovy bay anchovy bay anchovy bay anchovy black seabass blue crab Blueback Herring butterfish butterfish codfishes

cunner

cunner feather blenny feather blenny fourbeard rockling fourbeard rockling grubby hogchoker Inshore Lizardfish Inshore Lizardfish Lined Seahorse longhorn sculpin mummichog northern kingfish northern kingfish northern pipefish northern pipefish northern pipefish Northern Searobin oyster toadfish oyster toadfish rock gunnel rockling-hake-butterfish sand lance Scup Scup seaboard goby seaboard goby seaboard goby seaboard goby seaboard goby Silver hake silver hake-scup-weakfish silver hake-scup-weakfish **22-Jan 5-Feb**  **20-Feb 5-Mar**  **19-Mar 2-Apr** **Total for All Events**  0 0 0 0 0 0 0 0 0 0 3 260 0 0 122 0 2 0 269 0 11 293 0 0 0 0 0 0 20 0 0 2 8 0 0 1 4 17 94 0 0 1 1 4 2 5 34 0 0 0 0 0 0

0 0 0 0 0 4 0 0 0 1 1 0 0 2 0 74 0 0 0 1 0 0 0 0 0 1 4 85 0 170 0 0 1 0 1 131 2**Table 5-4 Normalized Entrainment by**  **Sampling Event, Species and Life Stage - Astoria Generating Station (March 2006 - April 2007)**

**Common Species Name** smallmouth flounder smallmouth flounder smallmouth flounder striped anchovy striped searobin striped searobin summer flounder summer flounder summer flounder tautog tautog-cunner tautog-cunner unidentified unidentified unidentified clupeid unidentified fragment unidentified fragment unknown unknown anchovy unknown anchovy unknown flounder (windowpane or fourspot flounder) unknown goby unknown hake unknown searobin unknown searobin unknown searobin weakfish weakfish weakfish windowpane flounder windowpane flounder windowpane flounder winter flounder winter flounder **Total**

Totals by lifestage **22-Jan 5-Feb**  **20-Feb 5-Mar**  **19-Mar 2-Apr** **Total for All Events**  0 1 1 0 0 0 0 0 1 2 3 0 0 1,630 8 0 0 0 0

0 0 0 12 0 0 2 0 0 0 0

18 0 0 0 30

0 0 0 0 0 7 0 26 1 0 0 0 2 4 14 0 8 0 0 2 6 6 3 25 0 1 14 **3 2**  **5 12**  **17 30**  **3,400**

**22-Jan 5-Feb**  **20-Feb 5-Mar**  **19-Mar 2-Apr** **Total for All Events**  0 0 3 7 13 25 2,581 2 2 1 4 3 6 708 0 0 0 0 0 0 108 0 0 0 0 0 0 1 0 0 0 0 0 0 2 3 2 5 12 17 30 3,400**Table 5-5 Normalized Shellfish Entrainment by**  **Sampling Event, Species and Life Stage - Astoria Generating Station (March 2006 - April 2007)**

**Common Name Life**  **stage 04/10/06** **04/17/06 04/25/06** **05/01/06 05/08/06** **05/15/06 05/22/06** **05/30/06 06/05/06** **06/12/06 06/19/06** **06/26/06 07/05/06** **07/10/06 07/17/06** **07/24/06 08/28/06** **09/05/06 09/18/06** **09/25/06 10/16/06** **11/13/06 11/20/06** **11/27/06 12/04/06** **12/11/06 01/04/07** **01/22/07 02/05/07**  Asian shore crab Unk 7.121 Asian shore crab Z 0.282 0.132 0.28215.02917.837 2.25818.15929.359 5.488 3.76411.16812.209 1.59211.292 0.141 bivalve Z 0.941 0.847 0.495 0.141 0.282 0.282 0.071 0.706 0.282 0.84721.831 1.694 2.752 blue crab Z 0.423 common mud crab Z 0.282 flat-back mud crab Z 5.424 horseshoe crab Z 0.141 long wrist hermit crab Z 0.282 0.565 0.231 narrow mud crab Z 0.356 0.539 1.796 1.443 1.764 1.411 0.282 pinnixa small crab Z 0.282 1.411 purple marsh crab Z 0.971 red-jointed fiddler crab Z 0.638 0.539 2.541 0.376 5.496 rock crab Z 0.194 0.486 sand shrimp J 0.282 say mud crab Z 0.565 8.575 4.517 0.635 0.694 spider crab Z 0.141 0.282 unknown M 0.282 0.353 6.146 1.411 unknown Z 0.386 unknown crab PA 0.071 Total 0.000 0.941 0.847 0.000 0.688 0.565 0.000 0.132 0.56515.02917.83711.22019.51932.46416.988 8.65724.98815.31412.43812.986 0.141 0.071 0.706 0.282 0.84721.831 1.694 2.752 0.000 Z = zoeae; M = megalops; PA = pre-adult; J = juvenile; unk = unknown/unidentifiable **Sampling Event Table 5-5**  **Normalized Shellfish Entrainment by Sampling Event, Species and Life Stage - Astoria Generating Station (March 2006 - April 2007)** 

**Common Name Life**  **stage** Asian shore crab Unk Asian shore crab Z bivalve Z blue crab Z common mud crab Z flat-back mud crab Z horseshoe crab Z long wrist hermit crab Z narrow mud crab Z pinnixa small crab Z purple marsh crab Z red-jointed fiddler crab Z rock crab Z sand shrimp J say mud crab Z spider crab Z unknown M unknown Z unknown crab PA Total Z = zoeae; M = megalops; PA = pre-adult; J = juvenile; unk = unknown/unidentifiable **02/20/07 03/05/07** **03/19/07 04/02/07** **Total All Events**  7.121 128.992 0.353 0.141 0.28231.947 0.423 0.282 5.424 0.141 1.078 7.593 1.694 0.971 9.590 0.679 0.282 14.986 0.423 8.193 0.386 0.071 0.000 0.353 0.141 0.282220.277**Table 5-6 Summary of Water Quality Parameters Observed - Astoria Generating Station (March 2006 - April 2007)** 

**Event Event Start Date** **Mean Min**  **Max Mean**  **Min Max**  **Mean Min**  **Max Mean**  **Min Max**  AST040306 4/3/2006 8.13 8.03 8.24 23.2 22.5424.13 11.34 10.65 12.18 8.11 7.14 8.85 AST041006 4/10/2006 7.94 7.85 8.22 25.3 23.7426.56 13.86 11.89 14.73 8.55 7.84 9.2 AST041706 4/17/2006 7.93 7.85 8.05 23.3522.4424.35 10.16 9.67 10.83 9.88 8.99 10.74 AST042506 4/25/2006 7.86 7.75 8.03 21.37 17.9 23.71 8.93 8.59 9.56 11.7 10.81 12.76 AST050106 5/1/2006 7.79 7.72 7.88 20.2 18.81 21.58 7.77 7.54 8.1 12.55 11.93 12.87 AST050806 5/8/2006 7.7 7.64 7.81 23.01 21.8924.37 9.14 8.8 9.66 14.21 13.39 14.73 AST051506 5/15/2006 7.6 7.24 7.71 23.7 21.7524.76 10.23 9.55 10.91 14.58 14.1 14.98 AST052206 5/22/2006 7.55 7.48 7.65 21.2 18.62 24.12 8.53 8.03 9.08 14.74 13.79 15.54 AST053006 5/30/2006 7.6 7.53 7.72 23.4620.9525.15 7.51 5.67 8.72 16.55 15.35 17.42 AST060506 6/5/2006 7.45 7.39 7.59 22.02 18.8324.57 10.03 8.44 11.73 17.79 16.87 18.47 AST061206 6/12/2006 7.57 7.49 7.68 22.9420.9924.85 8.98 8.54 10.04 17.91 17.35 18.37 AST061906 6/19/2006 7.58 7.52 7.67 24.04 16.61 26 9.13 7.46 10.27 19.49 18.11 20.75 AST062606 6/26/2006 7.49 7.41 7.55 24.3922.29 25.8 6.28 5.85 6.93 19.46 18.2920.56 AST070506 7/5/2006 7.51 7.45 7.58 7.26 6.04 8.75 19.98 18.36 21.6 AST071006 7/10/2006 7.54 7.46 7.63 24.4822.7826.29 6.61 6.02 7.72 19.81 18.41 20.79 AST071706 7/17/2006 7.42 7.3 7.49 24.8622.7726.57 4.57 4.08 5.29 22.02 20.43 23.4 AST072406 7/24/2006 7.4 7.35 7.5 24.3821.7826.31 4.6 2.81 5.84 23.11 21.5924.42 AST072506 7/25/2006 7.41 7.36 7.53 24.7922.7626.57 4.68 3.28 13.4823.72 21.5924.55 AST073106 7/31/2006 7.44 7.38 7.59 25.0423.22 26.83 4.05 3.39 5.5 23.76 22 24.87 AST080706 8/7/2006 AST081406 8/14/2006 7.46 7.37 7.57 26.0724.8827.21 3.84 3.41 4.45 23.9723.12 24.46 AST081506 8/15/2006 7.45 7.41 7.53 26.01 25.04 27.1 3.36 3.07 3.7 24.0823.1724.67 AST082106 8/21/2006 7.27 7.15 7.36 25.2424.2326.23 3.21 -0.59 4.04 24.5723.6425.34 AST082106 8/22/2006 7.28 7.24 7.41 25.3 22.0326.24 3.55 3.2 4.22 24.71 23.7825.69 AST082806 8/28/2006 7.23 7.2 7.28 25.3624.5826.03 1.86 1.71 2.12 23.4822.9423.85 AST090506 9/5/2006 7.35 7.27 7.43 25.2 23.71 26.64 2.77 2.42 3.13 22.05 21.5 22.39 AST090606 9/6/2006 7.36 7.32 7.43 25.32 23.9826.67 3.04 2.78 3.24 22.0921.6422.53 AST091106 9/11/2006 7.4 7.35 7.47 25.9924.8826.97 2.64 2.08 3.15 22.1521.6422.63 AST091806 9/18/2006 7.38 7.33 7.46 24.7923.4926.18 2.37 1.38 3.43 22.31 21.7422.77 AST092506 9/25/2006 7.42 7.37 7.51 25.2721.22 26.66 2.91 1.98 4.86 21.5520.9322.45 AST100206 10/2/2006 7.45 7.41 7.52 20.6 19.0923.49 7.81 7.31 8.43 20.6420.18 21.1 AST100906 10/9/2006 7.53 7.48 7.59 23.12 21.6424.21 9.8 9.12 10.41 19.58 19.1320.23 AST102306 10/23/2006 7.59 7.52 7.64 22.19 19.52 23.55 10.91 10.04 12.01 16.85 16.3 17.37 AST103006 10/30/2006 7.58 7.51 7.75 16.78 11.2421.99 8.79 8.43 9.39 13.77 13.54 14.18 AST110606 11/6/2006 AST111306 11/13/2006 AST112006 11/20/2006 AST112106 11/21/2006 AST112706 11/27/2006 AST112806 11/28/2006 AST120406 12/4/2006 AST120506 12/5/2006 AST121106 12/11/2006 AST121806 12/18/2006 7.75 7.58 7.85 22.5 21.21 23.97 12.2 11.23 19.79 9.56 8.9 10.12 AST122806 12/28/2006 7.76 7.71 7.84 21.65 19.5423.58 12.12 11.42 12.55 8.7 8.03 9.14 AST010407 1/4/2007 7.76 7.59 7.83 21.82 19.4523.83 12.11 10.75 12.73 8.22 7.52 8.86 AST010807 1/8/2007 AST011507 1/15/2007 **pH Conductivity (ppt)**  **DO (mg/L) Temperature (°C)** **Table 5-6 Summary of Water Quality Parameters Observed - Astoria Generating Station (March 2006 - April 2007)** 

**Event Event Start Date** **Mean Min**  **Max Mean**  **Min Max**  **Mean Min**  **Max Mean**  **Min Max**  **pH Conductivity (ppt)**  **DO (mg/L) Temperature (°C)** 

AST012207 1/22/2007 9.25 8.21 11.7722.0320.52 23.54 9.04 7.07 11.85 5.47 4.67 6.4 AST012307 1/23/2007 8.49 8.42 8.55 22.1520.4423.58 15.27 12.15 17.54 5.39 4.59 6.28 AST012907 1/29/2007 8.42 8.3 8.88 22.3720.5423.85 16.81 15.2 17.53 4.63 3.61 5.47 AST020507 2/5/2007 8.56 8.47 8.88 20.02 17.1422.98 17.43 14.62 18.46 3.69 2.5 5.76 AST020607 2/6/2007 8.53 8.4 8.66 20.54 18 23.06 17.98 15.03 18.87 3.35 1.9 5.89 AST021207 2/12/2007 8.64 8.51 8.84 22.0920.9523.5420.63 18.3722.78 2.97 2.03 3.79 AST022007 2/20/2007 8.7 8.6 9.03 23.8 23.2 24.54 18.72 17.39 19.37 1.42 0.47 2.19 AST022607 2/26/2007 8.64 8.54 8.8 24.2523.9824.74 18.42 17.89 19.28 2.02 1.11 2.56 AST030507 3/5/2007 8.55 8.27 8.66 22.42 20.3523.86 17.97 16.01 19.18 3.66 2.33 5.89 AST031207 3/12/2007 8.29 8.16 8.37 22.7821.7723.93 15.22 14.37 16.16 3.5 2.48 4.18 AST031907 3/19/2007 8.56 7.91 8.67 21.47 17.7624.0523.7721.5225.34 3.23 2.42 4.49 AST040207 4/2/2007 **Note:** Min, max, and average values represent the variation across sampling time periods with single 24-hr sampling event

## Table 6-1

**Impingement Species by Common and Scientific Name with Total A nnualized Impingement - A**  **storia Generating Station (March 2006 - March 2007)** 

**Common Name Scientific Name**  **Total Impinged*** alewife Alosa pseudoharengus 872 American eel Anguilla rostrata 1064 American sand lance Ammodytes hexapterus 1191 American shad Alosa sapidissima 55 Atlantic butterfish Peprilus triacanthus 70623 Atlantic croaker Micropogonias undulatus 633 Atlantic cutlassfish Trichiurus lepturus 323 Atlantic herring Clupea harengus 10989 Atlantic menhaden Brevoortia tyrannus 126979 Atlantic moonfish Selene setapinnis 31 Atlantic needlefish Strongylura marina 104 Atlantic silverside Menidia menidia 30485 Atlantic thread herring Opisthonema oglinum 126 Atlantic tomcod Microgadus tomcod 2633 banded gunnel Pholis fasciata 2187 banded killifish Fundulus diaphanus 131 banded rudderfish Seriola zonata 47 bay anchovy Anchoa mitchilli 938015 black sea bass Centropristis striata 5216 blue crab Callinectes sapidus 89902 blueback herring Alosa aestivalis 3278 bluefish Pomatomus saltatrix 5131 bluegill Lepomis macrochirus 262 conger eel Conger oceanicus 32918

cunner Tautogolabrus adspersus 4710 fancy tail guppy Poecilia reticulata. 280 feather blenny Hypsoblennius hentzi 593 fourbeard rockling Enchelyopus cimbrius 143 fourspot flounder Paralichthys oblongus 738 gizzard shad Dorosoma cepedianum 133 goosefish Lophius americanus 114 grubby Myoxocephalus aenaeus 4079 gulfstream flounder Citharichthys arctifrons 427 inland silverside Menidia beryllina 125 inshore lizardfish Synodus foetens 3297 lined seahorse Hippocampus erectus 2151 lookdown Selene vomer 42

mummichog Fundulus heteroclitus 289 naked goby Gobiosoma bosci 85997 northern pike Esox lucius 132 northern pipefish Syngnathus fuscus 118144 northern puffer Sphoeroides maculatus 1050 northern searobin Prionotus carolinus 27857 northern stargazer Astroscopus guttatus 28466

oyster toadfish Opsanus tau 31108 paperbones Luciosudis normani 60 pinfish Lagodon rhomboides 110 pollock Pollachius virens 1178 rainbow smelt Osmerus mordax 527

## Table 6-1

**Impingement Species by Common and Scientific Name with Total A nnualized Impingement - A**  **storia Generating Station (March 2006 - March 2007)** 

**Common Name Scientific Name**  **Total Impinged*** red hake Urophycis chuss 2084 rock gunnel Pholis gunnellus 3849

scup Stenotomus chrysops 1025238 seaboard goby Gobiosoma ginsburgi 19831 silver hake Merluccius bilinearis 1259 smallmouth flounder Etropus microstomus 1598 smooth flounder Liopsetta putnami 94 spotfin butterfly

fish Chaetodon ocellatus 656 spotted hake Urophycis regia 9744 striped bass Morone saxatilis 755 striped cusk-eel Ophidion marginatum 392 striped killifish Fundulus majalis 63 striped searobin Prionotus evolans 498 summer flounder Paralichthys dentatus 16338 tautog Tautoga onitis 261 threespine stickleback Gasterosteus aculeatus 4128 unknown 27840 unknown catfish Ictaluridae 55 unknown croaker or drum Sciaenidae 17048 unknown eel Anguillidae or Congridae 589 unknown flounder Pleuronectiformes 88532 unknown goby Gobiosoma sp. 912 unknown gunnel Pholis sp. 98 unknown guppy Poecillidae 969 unknown hake Urophycis sp. 110 unknown jack Carangidae 63 unknown juvenile 87507 unknown larvae 8102 unknown mackerel Scombridae 43 unknown minnow Fundulidae 104 unknown searobin Prionotus sp. 372 unknown serranid Serranidae 85 unknown silverside Menidia sp. 76 weakfish Cynoscion regalis 27217 white hake Urophycis tenuis 169 white perch Morone americanus 57 windowpane flounder Scophthalmus aquosus 1730 winter flounder Pseudopleuronectes americanus 22816 winter skate Raja ocellata 6 **Other Invertebrate Classifications** small shrimp (sand, shore, and grass shrimp) Crangon septemspinosa, Palaemonidae, Hippolytidae 11020714

large shrimp Squilla empusa, Palaemonidae, Penaeida, Crangon septemspinosa 3329

various bivalves Mytilus edulis, Crassostrea virginica, Astarte castanea, Mya arenaria, Tellinidae 10948 lobster Homarus americanus 517

## Table 6-1

**Impingement Species by Common and Scientific Name with Total A nnualized Impingement - A**  **storia Generating Station (March 2006 - March 2007)** 

**Common Name Scientific Name**  **Total Impinged*** other crab (excluding blue crab; e.g., Japanese, black-fingered, white-fingered, and spider crabs) Hemigrapsus sanguineus, Majidae, Portunidae, Cancridae, Xanthidae, 264584 other invertebrates (e.g., loligo squid)Loligo pealei 37553 * Annualized total adjusted for collection efficiency, flow and dead prior to impingement**Table 6-2 Monthly Impingement Species - Astoria Generating Station (March 2006 - March 2007)** 

**Common Species Name 3/2006** **4/2006 5/2006** **6/2006 7/2006** **8/2006 9/2006** **10/2006 11/2006** **12/2006 1/2007** **2/2007 3/2007** **Total Annualized**  Atlantic butterfish 0 0 1,286 1,17962,6907,869 3,404 0 0 0 0 0 0 76,427 70,623 Atlantic menhaden 0 0 0 0 62,73068,4091,756 786 1,586 0 765 0 1,383137,416126,979 Atlantic silverside 2,430 8,864 771 124 5,374 6,743 3,279 514 577 1,018 900 985 1,41032,990 30,485 bay anchovy 0 0 6,621 5,29814,189313,017542,52674,29718,8378,65218,25813,418 0 1,015,112938,015 blue crab 0 251 10,0364,63215,83318,7564,554 8,21032,5202,209 288 0 0 97,291 89,902 conger eel 0 0 14,92418,1902,350 0 0 0 0 0 159 0 0 35,624 32,918 naked goby 1,259 5,802 3,689 3,2982,30410,56119,6153,069 3,22313,06214,0168,6764,49193,065 85,997 northern pipefish 3,8584,9392,98914,69861,85215,5717,180 7,2852,655 865 1,026 1,922 3,015127,854118,144 northern searobin 81 335 140 72 15,1459,408 3,984 788 68 119 7 0 0 30,146 27,857 northern stargazer 0 0 0 0 18,73711,372 605 92 0 0 0 0 0 30,805 28,466 other* 11,18313,64015,45514,57563,26717,9525,83715,05214,74212,18037,32411,52310,182242,910224,461 oyster toadfish 0 0 0 232 1,08826,2383,842 789 967 509 0 0 0 33,664 31,108

scup 0 0 83 0 15,95715,6462,84510,933189,16668,157258,249548,3191511,109,5041,025,238 unknown flounder 161 67 302 161 1,010 903 103 1,98839,25449,9241,593 119 222 95,808 88,532 unknown juvenile 276 181 0 764 57,5752,825 407 32,671 0 0 0 0 0 94,700 87,507

**Totals 19,249** **34,079 56,296** **63,222 400,101** **525,269 599,936** **156,475 303,593** **156,695 332,586** **584,962 20,855** **3,253,318 3,006,230** 

Extrapolated for percent dead at time of impingement, collection efficiency, and inter-event water withdrawal.

*Other includes unknown , weakfish, winter flounder, seaboard goby, unknown sciaenid, summer flounder, Atlantic herring, spotted hake, unknown larvae, black sea bass, bluefish, cunner, threespine stickleback, grubby, rock gunnel, inshore lizardfish, blueback herring, Atlantic tomcod, banded gunnel, lined seahorse, red hake, windowpane flounder, smallmouth flounder, silver hake, American sand lance, pollock, American eel, northern puffer, unknown guppy, unknown goby, alewife, striped bass, fourspot flounder, spotfin butterflyfish, Atlantic croaker, feather blenny, unknown eel, rainbow smelt, striped searobin, gulfstream flounder, striped cusk eel, unknown searobin, Atlantic cutlassfish, unknown hake, mummichog, fancytail guppy, bluegill, tautog, white hake, fourbeard rockling, gizzard shad, northern pike, banded killifish, Atlantic thread herring, inland silverside, goosefish, pinfish, unknown fundulid, Atlantic needlefish, unknown gunnel, smooth flounder, unknown serranid, unknown silverside, striped killifish, unknown jack, paperbones, white perch, unknown catfish, American shad, banded rudderfish, unknown mackerel, lookdown, Atlantic moonfish, winter skate

## Table 6-3 Lengths of Individual Species Impinged - A **storia Generating Station (March 2006 - March 2007)**

**Species Av** **erage Minimum**  **Ma ximum**  **Common Name Individual Length (cm)** **Individual Length (cm) Individual Length (cm)**  alewife 7.15 3.5 10 American eel 10.54 5.7 18 American sand lance 6.58 3.9 7 American shad 10.20 10.2 10.2 Atlantic butterfish 2.39 0.9 11.9 Atlantic croaker 4.60 3.1 6.3 Atlantic cutlassfish 9.90 9 11 Atlantic herring 4.27 2 10.6 Atlantic menhaden 3.81 1.6 9.5 Atlantic moonfish 5.00 5 5 Atlantic needlefish 4.20 4.2 4.2 Atlantic silverside 5.73 2 26.5 Atlantic thread herring 10.20 8.2 12.2 Atlantic tomcod 4.58 2.8 11 banded gunnel 8.70 6 13.1 banded killifish 1.70 1.5 1.9 banded rudderfish 9.10 9.1 9.1 bay anchovy 3.90 0.3 3.7 black seabass 6.65 1.2 12.2 blue crab 5.43 0.1 120 blueback herring 8.75 2.8 38 bluefish 5.28 3.2 9 bluegill 10.45 10.1 10.8 Conger eel 10.37 1.3 50

cunner 6.36 1.4 14.1 fancy tail guppy 2.00 1.7 2.3 feather blenny 4.45 1.8 7.5 fourbeard rockling 2.30 1 3.6 fourspot flounder 9.86 2.1 27 gizzard shad 9.20 9.2 9.2 goosefish 5.75 5 6.5 grubby 7.00 1.3 14 gulfstream flounder 1.76 1.5 2.1

guppy 2.77 2 4.3 inland silverside 4.10 4.1 4.1 inshore lizardfish 5.80 0.4 20.2 lined seahorse 8.85 4.1 11.2 lookdown 9.50 9.5 9.5

mummichog 3.55 2.3 4.9 naked goby 3.10 0.1 5.8 northern pike 20.95 19.7 22.2 northern pipefish 7.62 0.4 24.7 northern puffer 1.95 0.8 5.8 northern searobin 2.46 0.8 19.3 northern stargazer 1.80 0.2 3.2

oyster toadfish 2.85 0.6 14.1 paperbones 4.30 4.3 4.3 pinfish 14.50 14.5 14.5 Poecillidae 2.63 2 3.2 pollock 3.14 0.3 4.7

## Table 6-3 Lengths of Individual Species Impinged - A **storia Generating Station (March 2006 - March 2007)**

**Species Av** **erage Minimum**  **Ma ximum**  **Common Name Individual Length (cm)** **Individual Length (cm) Individual Length (cm)**  rainbow smelt 3.40 3 3.9 red hake 10.56 3.5 31.3 rock gunnel 8.23 4.8 13.2

scup 2.47 0.1 23 seaboard goby 2.98 1.4 5 silver hake 9.30 5.3 17.5 smallmouth flounder 5.29 1.5 8 smooth flounder 5.10 4.6 5.6 spotfin butterfly

fish 3.10 2.4 4.1 spotted hake 8.20 1.5 34.6 striped bass 8.00 5.2 11.2 striped cusk eel 6.00 6 6 striped cusk eel 8.28 5.7 14.7 striped killifish 3.40 3.4 3.4 striped searobin 4.71 1.6 8.5 summer flounder 4.28 0.9 18.3 tautog 12.23 5.6 19.5 threespine stickleback 4.32 1.5 7 unk flounder 1.20 1.2 1.2 unknown 2.67 0.4 14.2 unknown catfish 6.80 6.8 6.8 unknown eel 11.72 9.8 15.1 unknown flounder 1.66 0.5 8.9 unknown fundulid 4.40 4.4 4.4 unknown goby 2.53 1.1 4 unknown gunnel 10.10 8.7 11.5 unknown guppy 2.55 2.1 3 unknown hake 4.00 4 4 unknown jack 4.40 4.4 4.4 unknown juvenile 2.51 0.2 5 unknown larvae 3.09 0.9 5 unknown mackerel 6.90 6.9 6.9 unknown sciaenid 2.56 0.9 3.9 unknown searobin 2.00 1.5 2.5 unknown serranid 5.00 5 5 unknown silverside 4.30 4.3 4.3 weakfish 2.39 1.4 6 white hake 4.90 4 5.8 white perch 3.40 3.4 3.4 windowpane flounder 3.71 1.1 18 winter flounder 6.90 1.5 44.6 winter skate 42.50 42.5 42.5

## Table 6-4 **Total Study Period and A nnualized Biomass by Species - A**  **storia Generating Station (March 2007 - March 2007)** 

**Common Name Total Study**  **Period Fish Biomass (kg)** **An nualized Fish** 

**Biomass (kg)** alewife 2 2 American eel 2 2 American sand lance 1 1 American shad 0 0 Atlantic butterfish 25 23 Atlantic croaker 1 0 Atlantic cutlassfish 0 0 Atlantic herring 4 4 Atlantic menhaden 81 75 Atlantic moonfish 0 0 Atlantic needlefish 0 0 Atlantic silverside 39 36 Atlantic thread herring 1 1 Atlantic tomcod 2 2 banded gunnel 5 4 banded killifish 0 0 banded rudderfish 0 0 bay anchovy 342 316 black seabass 28 26 blue crab 1949 1801 blueback herring 16 15 bluefish 8 8 bluegill 0 0 conger eel 47 44

cunner 35 32 fancy tail guppy 0 0 feather blenny 2 1 fourbeard rockling 0 0 fourspot flounder 23 22 gizzard shad 1 1 goosefish 0 0 grubby 37 34 gulfstream flounder 0 0 inland silverside 0 0 inshore lizardfish 7 6 lined seahorse 4 4 lookdown 1 0

mummichog 0 0 naked goby 26 24 northern pike 1 0 northern pipefish 40 37 northern puffer 0 0 northern searobin 21 20 northern stargazer 4 4

oyster toadfish 29 26 paperbones 0 0 pinfish 0 0

## Table 6-4 **Total Study Period and A nnualized Biomass by Species - A**  **storia Generating Station (March 2007 - March 2007)** 

**Common Name Total Study**  **Period Fish Biomass (kg)** **An nualized Fish** 

**Biomass (kg)** pollock 0 0 rainbow smelt 0 0 red hake 45 42 rock gunnel 8 8

scup 163 151 seaboard goby 5 5 silver hake 7 6 smallmouth flounder 3 3 smooth flounder 0 0 spotfin butterfly

fish 0 0 spotted hake 89 82 striped bass 0 0 striped cusk eel 0 0 striped killifish 0 0 striped searobin 0 0 summer flounder 707 653 tautog 0 0 threespine stickleback 0 0 unknown 0 0 unknown catfish 0 0 unknown eel 0 0 unknown flounder 0 0 unknown fundulid 0 0 unknown goby 0 0 unknown gunnel 0 0 unknown guppy 0 0 unknown guppy 0 0 unknown hake 0 0 unknown jack 0 0 unknown juvenile 0 0 unknown larvae 1 1 unknown mackerel 0 0 unknown sciaenid 0 0 unknown searobin 0 0 unknown serranid 0 0 unknown silverside 0 0 weakfish 0 0 white hake 0 0 white perch 0 0 windowpane flounder 0 0 winter flounder 5 4 winter skate 0 0

Total 3821 3531

Study period values based on actual estimated water withdrawals from March 2006 through March 2007; annualized calculated by dividing study period results by 396 days and multiplying by 365 days

### Table 6-5 **Maximum Larval Lengths of Select Species and Families**

**Species Maximum Larval**  **Length (cm) Comments**  Alewife 4.2 American eel 8.5 (includes leptocephalus and elvers) American shad 3.95 Atlantic butterfish 2.1 Atlantic herring 5.2 Atlantic menhaden 4.1 Atlantic needlefish 4.5 Atlantic silverside 2.05 Atlantic tomcod 2.3 Banded killifish 1.25 Bay anchovy 1.5 Black drum 3.5 Black sea bass 6.6 Blueback 4.5 Bluefish 2.6 Bluegill 3.89 **Clupeids** 3.9 ranges from 39-45 Conger eel 16 Feather blenny 1.2 Fourbeard rockling 4.8 Gizzard shad 3.5 Inshore lizardfish 4 Lamprey 4.5 (includes leptocephalus stage) Largemouth bass 1.55 Lookdown 1.48 Mummichog 0.93 Naked goby 1.5 Northern kingfish 2.31 Northern pipefish 1.32 Northern puffer 3.5 Northern searobin 4 Northern stargazer 1.2 Sand lance 3.3 **Sciaenids** 2.6 ranges from 26-35 Scup 2.5 Seaboard goby 1.58 Silver hake 4.6 Smallmouth flounder 1.15 Spot 1.63 Spotfin butterflyfish 2.9 Spotted hake 9.77 Striped bass 2.9 Striped cusk eel 5.3 Striped killifish 1.5 Striped searobin 2.6 Summer flounder 1.8 Threespine stickleback 2.1 Weakfish 3.2 White perch 1.65 Windowpane flounder 1.3 Winter flounder 0.85 Yellow perch 2.17 Compiled from (Collette and MacPhee, 2002, Fahay, 1983, and Wang and Kernehan, 1980)

## Table 6-6

**Percent Larval Impingement by Species - A storia Generating Station (March 2006 - March 2007)** 

**Common Name Larvae (% of A** **nnualized Total Impinged)**  alewife 9% American eel 20% American sand lance 0% American shad 0% Atlantic croaker 29% Atlantic cutlassfish 0% Atlantic herring 87% Atlantic menhaden 71% Atlantic moonfish 0% Atlantic silverside 0% Atlantic thread herring 0% Atlantic tomcod 0% banded gunnel 0% banded killifish 0% bay anchovy 0% unknown serranid 0% black seabass 44% blue crab 0% blueback herring 10% bluefish 0% bluegill 0% American butterfish 44% conger eel 99%

cunner 2% striped cusk eel 0% fancy tail guppy 0% feather blenny 0% fourbeard rockling 100% fourspot flounder 0% gizzard shad 0% goosefish 0% grubby 0% gulfstream flounder 0% inland silverside 0% inshore lizardfish 43% lined seahorse 0% longsnout seahorse 0% lookdown 0%

mummichog 0% naked goby 1% Atlantic needlefish 100% northern pike 0% northern pipefish 0% northern puffer 92% northern searobin 88% northern stargazer 7%

oyster toadfish 81% paperbones 0% pinfish 0%

## Table 6-6

**Percent Larval Impingement by Species - A storia Generating Station (March 2006 - March 2007)** 

**Common Name Larvae (% of A** **nnualized Total Impinged)**  pollock 67%

porgy 100% rainbow smelt 50% red hake 17% rock gunnel 0% banded rudderfish 0%

scup 57% seaboard goby 1% silver hake 0% Smallmouth flounder 0% Smooth flounder 0% spotfin butterfly 50% spotfin butterfly

fish 0% spotted hake 63% stargazer 0% striped bass 0% striped cusk eel 0% striped killifish 0% striped searobin 13% summer flounder 36% tautog 0% threespine stickleback 26% unknown 94% unknown catfish 0% unknown croaker or drum 98% unknown eel 0% unknown flounder 7% unknown goby 20% unknown gunnel 0% unknown guppy 0% unknown hake 100% unknown jack 100% unknown juvenile 0% unknown larvae 54% unknown mackrel 0% unknown minnow 0% unknown seahorse 0% unknown searobin 100% weakfish 94% white hake 50% white perch 0% windowpane flounder 6% winter flounder 0% winter skate 0% All species 30%

## Table 6-7

**Day-Night Impingement Sampling Event - A storia Generating Station (March 2006 - March 2007)** 

**Event ID/Date Percent Impinged (Dawn**  **to Dusk) Percent Impinged (Dusk**  **to Dawn)**

AST030806 30% 70% AST031306 20% 80% AST032006 19% 81% AST032706 26% 74% AST040306 72% 28% AST041006 19% 81% AST041706 13% 87% AST042506 27% 73% AST050106 27% 73% AST050806 23% 77% AST051506 29% 71% AST052206 30% 70% AST053006 36% 64% AST060506 48% 52% AST061206 23% 77% AST061906 53% 47% AST062606 55% 45% AST070506 63% 37% AST071006 15% 85% AST071706 32% 68% AST072406 37% 63% AST072606 33% 67% AST073106 34% 66% AST080706 35% 65% AST081406 21% 79% AST081506 47% 53% AST082106 15% 85% AST082206 23% 77% AST082806 33% 67% AST090506 27% 73% AST090606 89% 11% AST091106 50% 50% AST091806 31% 69% AST092506 10% 90% AST100206 9% 91% AST100906 41% 59% AST101606 66% 34% AST102306 16% 84% AST103006 19% 81% AST110606 10% 90% AST111306 15% 85% AST112006 5% 95% AST112106 12% 88% AST112706 13% 87% AST112806 13% 87% AST120406 36% 64% AST121106 24% 76% AST121806 41% 59% AST122806 10% 90%

## Table 6-7

**Day-Night Impingement Sampling Event - A storia Generating Station (March 2006 - March 2007)** 

**Event ID/Date Percent Impinged (Dawn**  **to Dusk) Percent Impinged (Dusk**  **to Dawn)**

AST010407 25% 75% AST010807 23% 77% AST011507 19% 81% AST012207 48% 52% AST012307 43% 57% AST012907 17% 83% AST020507 93% 7% AST020607 17% 83% AST021207 28% 72% AST022007 36% 64% AST022607 34% 66% AST030507 14% 86% AST031207 35% 65% AST031907 33% 67% **Al l events**  **47% 53%** 

## Table 7-1

**Entrained Species by Common and Scientific Name w ith Total Annualized Entrainment - Astoria Generating**  **Station (March 2006 - A pril 2007)** 

**Common Name Scientific Name**  **Total A nnualized**  **Entrainment** tautog-cunner Tautoga onitisorTautogolabrus adspersus 287,197,269 bay anchovy Anchoa mitchilli 119,802,556 seaboard goby Gobiosoma ginsburgi 56,823,102 Atlantic menhaden Brevoortia tyrannus 55,203,107 fourbeard rockling Enchelyopus cimbrius 25,262,766silver hake-scupweakfish* Merluccius bilinearis

-Stenotomus chrysops

- Cynoscion regalis 23,561,777 winter flounder Pseudopleuronectes americanus 10,181,209

rockling-hake-butterfish*Enchelyopus sp.-Urophycissp.-Peprilussp. 9,416,362 grubby Myoxocephalus aenaeus 9,384,490 unknown searobin Prionotussp. 6,194,208 windowpane flounderScophthalmus aquosus 5,036,670 weakfish Cynoscion regalis 4,250,684 codfishes Gadidae 3,919,108

unknown flounder Paralichthys oblongus or Scophthalmus

aquosus 2,978,996 unidentified fragment NA 2,730,815 feather blenny Hypsoblennius hentz i 1,790,545 northern pipefish Syngnathus fuscus 947,328 rock gunnel Pholis gunnellus 796,456 smallmouth flounder Etropus microstomus 505,000 Atlantic mackerel Scomber scombrus 492,293 summer flounder Paralichthys dentatus 476,148 tautog Tautoga onitis 461,146 Atlantic silverside Menidia menidia 459,922

cunner Tautogolabrus adspersus 316,434 Silver hake Merluccius bilinearis 277,931 American sand lance Ammodytes hexapterus 253,567 unknown NA 221,923 unidentified NA 160,278 American eel Anguilla rostrata 90,360 unknown anchovy Anchoasp. 81,372 Inshore Lizardfish Synodus foetens 73,015 Atlantic butterfish Peprilus triacanthus 60,295 Scup Stenotomus chrysops 58,956 Atlantic herring Clupea harengus 56,303 unidentified clupeid Clupiedae 49,316 oyster toadfish Opsanus tau 36,286 longhorn sculpin Myoxocephalus octodecemspinosus 34,932 striped anchovy Anchoa hepsetus 34,521 blueback herring Alosa aestivalis 24,658 Atlantic cod Gadus morhua 23,014 hogchoker Achirus fasciatus 20,274 black seabass Centropristis striata 15,172 unknown hake Urophycis sp. 15,027 blue crab Callinectes sapidus 11,096 striped searobin Prionotus evolans 10,430 unknown goby Gobiosomasp. 9,041 Lined Seahorse Hippocampus erectus 8,192 northern kingfish Menticirrhus saxatilis 6,732 mummichog Fundulus heteroclitus 6,575 Northern Searobin Prionotus carolinus 4,493

### Table 7-2 **Day -Night Entrainment by**  **Life Stage - A**

**storia Generating Station (March 2006 - A pril 2007)** 

**Event D**  **N D**  **N D**  **N D**  **N D**  **N D**  **N** AST010407 0.00 0.00 0.14 0.56 0.00 0.00 0.00 0.00 0.00 0.00 0.14 0.56 AST012207 0.00 1.88 2.26 7.53 0.00 1.51 0.00 1.51 0.00 0.00 2.26 12.42 AST020507 1.48 0.85 2.33 5.08 0.00 0.42 0.00 0.00 0.00 0.21 3.81 6.56 AST022007 9.88 3.11 3.67 2.26 0.00 0.28 0.28 0.00 0.00 0.00 13.83 5.65 AST030507 26.54 3.11 13.55 3.67 0.00 0.00 0.00 0.00 0.00 0.00 40.09 6.78 AST030806 9.03 4.52 0.00 0.00 0.00 13.55 0.00 AST031907 32.75 21.03 4.23 8.05 0.00 0.00 0.00 0.00 0.00 0.00 36.98 29.08 AST032706 98.94 76.78 15.02 11.29 0.00 0.00 0.00 0.00 0.00 0.00113.96 88.08 AST040207 57.73 41.36 10.30 11.86 0.00 0.00 0.00 0.28 0.00 0.00 68.03 53.49 AST040306 47.93 38.39 9.36 16.84 0.00 0.00 0.00 0.00 0.00 0.00 57.29 55.24 AST041006 21.96 12.70 10.01 14.40 0.00 0.00 0.00 0.00 0.00 0.00 31.96 27.10 AST041706 14.74 11.86 5.86 5.50 0.00 0.00 0.00 0.00 0.00 0.00 20.60 17.36 AST042506 30.49 31.33 5.08 9.60 0.00 0.00 0.00 0.00 0.00 0.00 35.57 40.93 AST050106 26.25 15.11 1.61 0.56 0.00 0.00 0.00 0.28 0.00 0.00 27.87 15.94 AST050806 307.70 80.49 1.35 3.95 0.00 0.00 0.00 0.00 0.00 0.00309.05 84.45 AST051506 469.46 40.65 22.87 6.49 0.00 0.00 0.00 0.00 0.00 0.00492.32 47.14 AST052206 417.16210.59 6.84 52.00 0.00 0.00 0.00 0.26 0.00 0.00424.00262.84 AST053006 290.11 71.70 6.93 3.67 0.00 0.00 0.00 0.00 0.00 0.00297.04 75.37 AST060506 577.29373.76 2.82 20.33 0.00 0.00 0.00 0.00 0.00 0.00580.12394.08 AST061206 531.28235.31171.64 48.47 0.00 0.00 0.00 0.00 0.00 0.00702.91283.79 AST061906 847.78392.50 93.49196.13 0.00 0.26 0.00 0.00 0.00 0.00941.26588.89 AST062606 843.50624.26 42.34 24.31 0.00 0.00 0.00 0.00 0.00 0.00885.84648.57 AST070506 336.07428.63 20.64 72.52 0.00 0.00 0.00 0.00 0.00 0.00356.72501.15 AST071006 653.79273.83 85.82 68.32 0.00 0.00 0.00 0.00 0.00 0.00739.61342.14 AST071706 365.92501.36 68.46 92.59 0.00 0.00 0.00 0.00 0.00 0.00434.39593.95 AST072406 383.36 90.90 44.04 33.31 0.00 0.00 0.00 0.56 0.00 0.00427.39124.77 AST073106 41.78155.83 37.26127.03 1.69 9.03 0.00 0.00 0.00 0.00 80.74291.89 AST080706 23.71 50.25 80.17164.86 9.03 16.94 0.00 0.00 0.00 0.00112.92232.05 AST081406 25.41 1.69 16.94149.90 1.69 33.03 0.00 0.00 0.00 0.00 44.04184.62 AST082106 8.87 3.21 40.46202.94 9.32158.42 0.00 0.44 0.00 0.00 58.65365.01 AST082806 1.34 0.00 7.49 98.29 2.32 24.55 0.00 0.00 0.00 0.00 11.15122.84 AST090506 0.42 0.14 15.24 10.44 3.53 12.99 0.00 0.28 0.00 0.00 19.20 23.85 AST091106 0.26 0.90 16.72236.73 12.22 53.67 0.13 0.64 0.26 0.85 29.58292.79 AST091806 1.91 2.35 18.45102.68 2.35 18.27 0.00 0.12 0.00 0.00 22.72123.42 AST092506 0.28 0.28 0.56 0.00 0.00 1.13 0.00 AST100206 0.00 0.00 0.00 0.00 0.00 0.00 0.00 AST101606 0.56 2.26 0.85 3.67 0.00 1.13 0.00 0.00 0.00 0.00 1.41 7.06 AST103006 0.00 0.00 25.12 20.89 2.26 25.69 0.00 0.85 0.00 1.69 27.38 49.12 AST110606 0.00 0.28 5.65 66.34 0.99 12.14 0.00 0.00 1.41 0.00 8.05 78.76 AST111306 0.00 0.00 0.75 2.26 0.00 0.00 0.00 0.00 0.00 0.00 0.75 2.26 AST112006 0.00 0.00 0.42 0.85 0.00 0.00 0.00 0.00 0.00 0.00 0.42 0.85 AST112706 0.00 0.00 0.56 2.38 0.00 9.52 0.00 0.00 0.00 0.00 0.56 11.90 AST120406 0.00 0.00 0.19 13.55 1.32 10.35 0.00 0.00 2.82 0.00 4.33 23.90 AST121806 0.00 0.00 0.99 0.71 0.00 0.71 0.00 0.00 0.00 0.00 0.99 1.41 All Events 6505.693798.39922.731922.80 47.28388.90 0.41 5.21 4.49 2.767480.606118.06 **Unk/Unid. Al** **l Lifestages Eggs**  **Larvae Juveniles**  **Ad ult** 

## Table 7-3

Entrained Shellfish by

Common and Scientific Name with Total Annualized Entrainment - Astoria Generating

Station (March 2006 - April 2007)

**Common Name Scientific Name**  **Total A nnualized**  **Entrainment** Asian shore crab Hemigrapsus sanguineus 34,498,910 bivalve 11,154,151 blue crab Callinectes sapidus 73,974 common mud crab Panopeus herbstii 65,755 flat-back mud crab Eurypanopeus depressus 3,790,567 horseshoe crab Limulus polyphemus 24,658 long wrist hermit crab Pagurus longicarpus 236,279

narrow mud crab Hexapanopeus angustifrons 2,389,392 pinnixa small crab Pinnaxa cylindrica 302,472 purple marsh crab Sesarma reticulatum 678,701 red-jointed fiddler crab Uca minax 4,800,796 rock crab Cancer irroratus 366,404 sand shrimp Crangon septemspinosa 42,741

say mud crab Neopanope texana sayi 6,103,642 spider crab Libiniaspp. 52,604 unknown 1,678,010 unknown crab 16,439