HNA Future Prediction Managers Workshops

# Minnesota River

Whole lower river area is filling with upstream sediment. River
hydrology is modified by upstream levees which cause rapid water level
fluctuations and increased flood frequency during summer

# St. Croix River

***Ron Benjamin*** - RM 25-24 island inundated causing tree loss

***Ron Benjamin*** - RM16-17 wave erosion of dredge spoil islands

***Ron Benjamin*** - RM 6 -- tributary delta formation, wave erosion,
most of delta formed from dredge spoil

***Ron Benjamin*** - RM 11 L -- point bar formation, catfish bar being
eroded by waves

# Pool 1

No change predicted.

# 

# Pool 2

***Keith Beseke*** -- RM 820-823 R -- loss of contiguous backwater

# Pool 3

***Keith Beseke*** - RM 797-805 R -- loss of contiguous backwater,
Vermillion river channel

***Jeff Janvrin*** - RM 805-812 R -- loss of isolated and contiguous
backwaters

# Pool 4

***Jeff Janvrin*** - RM 753-755 R -- loss of bathymetric
diversity/contiguous backwater, Peterson Lake

***Jeff Janvrin*** - RM 753-755 R -- island dissection

***Jeff Janvrin***/***Keith Beseke*** - RM 753-755 - buffalo river
tributary delta formation = loss of bathymetric diversity

***Bob Driesleen*** - RM 758-759 L -- loss of emergent vegetation/wind
wave erosion

***Jeff Janvrin*** - RM 756-760 L - loss of backwaters, channels, and
island dissection

***Jeff Janvrin*** - RM756-757 R -- loss of secondary channels, island
dissection

***Jeff Janvrin*** - RM755-757 R -- loss of contiguous backwater

***Jeff Janvrin*** - RM757-762 L -- loss of bathymetric diversity, delta
formation

***Bob Driesleen*** - RM759-760 L -- shoreline erosion

***Jeff Janvrin*** - RM 761-763 R -- loss of secondary channel

***Jeff Janvrin*** - RM 764-763 L -- shoreline erosion

***Jeff Janvrin*** - RM 760-765 L -- delta formation

***Randy Urich*** - RM763 L - timber blow down

***Jeff Janvrin*** - RM769-770 L - loss of contiguous backwater

***Jeff Janvrin*** - RM782-786 - upper lake pepin expected to fill in
next 100 yr

***Jeff Janvrin*** - RM787 L -- loss of contiguous backwater

***Jeff Janvrin*** - RM786-793 L -- loss of secondary channel,
accumulation of fine sediment

# Pool 5

***Keith Beseke*** - RM743-744 R -- whitewater river tributary delta
formation

***Jeff Janvrin*** - RM742-743 L -- island formation

***Jeff Janvrin***/***Keith Beseke*** - RM742-747 R -- loss of
bathymetric diversity in weaver bottoms

***Keith Beseke*** /***Bob Driesleen*** - RM744-745 R -- island erosion

***Randy Urich*** - Weaver bottoms tree blowdown

***Jeff Janvrin*** - RM741- 743 L -- loss of impounded area

***Jeff Janvrin*** - RM742-744 L -- island dissection and loss of
bathymetric diversity

***Bob Driesleen*** - loss of emergent plant communities in weaver
bottoms

***Jeff Janvrin*** - Belevedere slough, loss of secondary channel and
bathymetric diversity

***Jeff Janvrin*** - RM747-748 R -- loss of contiguous backwater and
secondary channel

***Jeff Janvrin*** - RM 747-749 R -- loss of contiguous and isolated
backwater

***Jeff Janvrin*** - RM748-751 L -- loss of contiguous and isolated
backwater

***Randy Urich*** - RM748 L -- tributary delta formation

***Jeff Janvrin*** - RM744-747 L -- loss of contiguous backwater

***All*** -- RM750-751 - Zumbro river is a major contributor of
sediment, affecting downstream

> reaches

***Bob Driesleen*** - RM751-753 L -- finger lakes desposition, loss of
contiguous

backwater

# 

# Pool 5a

***Jim Nissen*** - RM728-730 loss of bathymetric diversity in Polander
lake

***Jeff Janvrin*** - RM730-731 L -- loss of contiguous backwater

***Jeff Janvrin*** - RM730-733 R -- loss of contiguous and isolated
backwater;

***Jim Nissen*** - loss of trees during 1999 due to windthrow

***Jeff Janvrin*** - RM729-732 R - loss of contiguous backwater

***Jim Nissen*** - RM732-733 -- loss of contiguous backwater, schneider
lakes

***Jeff Janvrin*** - RM732-737 R -- loss of all aquatic area types,
island dissection

***Jeff Janvrin*** - RM737-741 - loss of contiguous and isolated
backwaters

# Pool 6

***Jeff Janvrin*** - RM714 -- 716 impoundment -- island erosion and
formation of new ones

***Jeff Janvrin*** - RM717-719 L -- loss of contiguous/isolated
backwater

***Randy Urich*** - RM714-715 R timber die off.

***Jim Nissen*** - RM717 R -- tributary delta formation

***Jeff Janvrin*** - RM718-719 R -- island formation, filling between
wing dams

***Jeff Janvrin*** - RM720-721 channel -- loss of contiguous backwater
within island

***Jeff Janvrin*** - RM721-723 islands -- loss of contiguous/isolated
backwater

***Jeff Janvrin*** - RM722 R -- loss of isolated backwater

***Jeff Janvrin*** - RM724-727 loss of contiguous and isolated backwater

***Jim Nissen*** - RM727-728 islands -- loss of contiguous and isolated
backwater

# Pool 7

***Jeff Janvrin*** - RM703-707 L -- Lake Onalaska loss of bathymetric
diversity

***Jim Nissen*** - TM703-708 L -- island dissection along Lk Onalaska
peninsula, some areas of

acreation

***Jim Nissen*** - RM705 L -- loss of secondary channel/island formation

***Bill Thrune*** - RM706-707 -- loss of secondary channel

***Mark Endris*** - RM703 -- sediment accumulation at culvert through
dam, loss of impounded

area

***Jeff Janvrin*** - RM704 -- loss of contiguous backwater

***Jeff Janvrin*** - RM705-707 L -- loss of impounded area behind
rosebud island; ***Randy Urich*** --

reforestation project

***Jeff Janvrin*** - RM703 L -- loss of cont. backwater

***Jim Nissen*** - RM707-708 -- island dissection at east side of lk
Onalaska

***Jeff Janvrin*** - RM703-704 -- island erosion

***Randy Urich*** - stabilization of upper dresbach island

***Jeff Janvrin*** - RM709-711 L -- black river tributary delta
formation, areas of erosion, deposition,

etc

***Jeff Janvrin*** - RM709 L -- loss of contiguous backwater

***Jeff Janvrin*** - RM710-713 L - Round lk, big marsh, mud lake loss of
contiguous backwater

***Jeff Janvrin*** - RM710-711 L -- loss of secondary channel

***Jim Nissen*** - RM713-714 R -- island dissection

***Gretchen Benjamin*** - RM713 L -- island erosion, upper end

***Jim Nissen*** - RM713 R -- loss of contiguous backwater, dredge
disposal

# Pool 8

***Jeff Janvrin*** - RM699-702 L -- loss of contiguous/isolated
backwater

***Jeff Janvrin*** - RM700 -- delta formation

***Jim Nissen*** - RM695-699 R -- loss of contiguous/isolate backwater
in target lake area,

sediment entering from pine creek is a big factor due to development in
watershed

***Randy Urich*** - RM692-695 L -- large tree blowdown

***Jeff Janvrin*** - RM694-695 L -- loss of contiguous and isolated
backwater

***Jeff Janvrin*** - RM691-693 L -- loss of contiguous backwater, road
causeway backs up

water leading to increased sedimentation

***Jeff Janvrin*** - RM693-695 L -- loss of contiguous backwater; ***Jim
Nissen*** - reeds canary grass

encroachment

***Jeff Janvrin/Mark Endris*** - RM690-691 -- island dissection allowing
water into backwaters

leading to increased sedimentation

***Jeff Janvrin*** - RM693-694 -- island dissection and bedload
transport leading to loss of backwater

***Jeff Janvrin*** - RM693-694 R -- Root river delta formation

***Jeff Janvrin*** - RM690-693 R -- sedimentation at margin of Lawrence
lake, potential breaks in

natural levee will lead to flow inputs and increased sedimentation

***Jim Nissen*** - RM690-691 R -- island dissection at downstream end of
target lake peninsula

***Jeff Janvrin*** - RM688-690 L -- delta formation at downstream ends
of cuts away from channel

***Randy Urich*** - RM685-687 R -- reforestation project

***Jeff Janvrin*** - RM687-688 R tributary delta formation from wildcat
creek

***Jeff Janvrin*** - RM687-680 impounded -- loss of bathymetric
diversity and changes in substrate

type.

***Jeff Janvrin*** - RM684-686 L -- coon creek tributary delta
formation, loss of shallow aquatic area

***Jim Nissen*** - RM702-703 R -- deposition and loss of contiguous
backwater

# Pool 9

***Jon Strayers*** /***Mike Griffin/Clyde Male*** - RM672-681 R - Reno
and New Alban and Minnesota

slough bottoms loss of contiguous backwaters/secondary channels. Upper
pool 9 huge areas

of forest is converting to reeds canary grass, as wetland fill reeds
canary grass comes in, not

forest. Iowa river levee blocks flow out of upper pool

***Clyde Male*** - RM676 R opening of secondary channel behind twin
island

***Jeff Janvrin*** - RM674-677 L -- loss of contiguous and isolated
backwater

***Jeff Janvrin*** - RM674-676 R -- loss of contiguous backwaters

***John Pitlo*** - RM674-677 R -- backwaters off Minnesota slough are
filling

***Jeff Janvrin*** - RM677 R -- backwater island dissection

***Jeff Janvrin*** - RM667-671 R - loss of contiguous and isolated
backwater, ***Scott Gritters*** - lots of

sand deposition in backwaters near channel and fines away from the
channel, lots of flow

through the area due to cuts in the channel. ***Mike Griffin*** - road
levee on WI side

impounds water increasing sedimentation. ***Scott Gritters*** - fishery
declining over time

***Jeff Janvrin*** - RM664-666 L -- lots of filling and bedload
sedimentation above road levee,

channel cutting also

***Jeff Janvrin*** - RM667 -- 664 -- island dissection in big lake.

***Jeff Janvrin*** - RM lots of island dissection in Winnesheck slough.

***John Pitlo*** /***Jeff Janvrin*** - RM671-668 L - DeSoto bay filling

***Jeff Janvrin*** - RM 657-662 -- wind wave erosion, loss of
bathymetric diversity in impounded

areas.

***John Pitlo*** - RM662-663 L -- filling between wing dams

***John Pitlo*** - RM661-661 R -- filling between wing dams

***Jeff Janvrin*** - Lansing area was once a good overwintering area,
but now impacted due to loss of

depth.

***Jeff Janvrin*** - RM659-660 L -- loss of contiguous impounded area.

***Jeff Janvrin*** - RM653-654 L -- loss of contiguous backwater

***Jeff Janvrin*** - RM648-661 - loss of bathymetric diversity and
changes in sediment type in

impounded area, former channels filling

***Melinda Knutson*** - Upper pool 9 loss of contiguous floodplain
forest, lack of regeneration due to

excessive flooding

# Pool 10

***Kurt Welke*** - RM646.5 Gordons chute sediment plug, Gordons bay is
filling west to east, loss of

depth

***Jeff Janvrin*** - RM647 filling of isolated backwater, bachelor pond

***Scott Gritters*** - RM647.5 Gimmel lake, high fish density, winter
kill, loss of isolated backwater,

misc. other lakes filling \<.5m freeze to bottom

***Scott Gritters*** - RM647 Joyce Lake R, sand plug forming,

***Kurt Welke*** - tree loss on all upper pool islands

***Jeff Janvrin*** - island dissection and formation of tertiary
channels

***Scott Gritters*** - all upper pool sloughs and tertiary channels
transport lots of sand, some form

sand plugs

***Kurt Welke*** - RM644 L loss of secondary channel

***Scott Gritters*** - all Harpers Slough area lacks aquatic vegetation

***Clyde Male*** - RM647 -- upper tertiary channel widening with
deposition occurring downstream

where others confluence

***Jeff Janvrin*** - once all secondary channels had mussels, but now
heavily zeeb impacted

***Jeff Janvrin*** - RM 642 -- wind wave island erosion at lower end of
Harper's slough

***John Straver*** - RM642 -- cormorant colony?

***Clyde Male*** - RM640 -- forestry project on former ag. Land

***Jeff Janvrin*** - RM640.5 -- Roulette lake filling of contiguous
backwater.

***Jeff Janvrin*** - RM 638-641 -- loss of isolated backwaters, island
formation and erosion (have

veg., same impacts as Harpers slough area, but not as rapid. Many areas
have winter DO

loss, loss of depth throughout is bad for overwintering.

***Jeff Janvrin*** - RM639 -- L secondary channel formation

***Kurt Welke*** - RM637 - Rouseau slough sedimentation, loss of
secondary channel

***Kurt Welke*** - RM634-636 -- East channel received major sediment
load in 93, filling of L

secondary channels, sturgeon lake is filling, but may also be
compromised by erosion and

input from channel

***Kurt Welke*** - RM632-633 -- Loss of tertiary channel, filling of
contiguous backwaters

***Jeff Janvrin*** - RM635-634 R -- island erosion

***Kurt Welke*** - RM 631-633 L - Gerent lake loss of backwaters

***Kurt Welke*** - RM630-631 L -- WI R. delta filling of teriary
channels and backwaters

***Jeff Janvrin*** - RM628 -- 629 L -- island migration

***Scott Gritters*** - RM627-629 - Methodist/Norwegian/sandbar lake
complex, backwaters have

good depth but connecting channels losing depth, may isolate in the
future, natural levees are

being breached which degrades winter habitat.

***John Pitlo*** - many small

***Jeff Janvrin*** - RM625-627 R -- erosion of levees and banks is
allowing flow into formerly

isolated/contiguous backwaters. River wants to move channel, forcing
lots of erosion

***Scott Gritters*** - RM628 R loss of contiguous backwater

***Jeff Janvrin*** - RM627 L loss of secondary channel due to island
growth

***Jeff Janvrin*** - RM623-624 L -- Bagely bottoms loss of tertiary
channels, but also lots of erosion

creating new channels into backwaters. Once open, sand bed load is
allowed to enter.

***Jeff Janvrin*** - sysytemically, small tribs entering backwaters
deliver fine sediments and

contribute to delta formation

***Jeff Janvrin*** - RM621-622 L -- stateline slough secondary channel
loss

***Jeff Janvrin*** - RM 619-622 L -- loss of bank erosion and creation
of new channels into

backwaters which then accumulate bed load

***Mike Griffin*** - channel maintenance rip rap along 619-622 reach

***Scott Gritters*** - RM619-620 -- Frenchtown lake filling. Once a
popular winter fishery, but now

does not support overwintering.

***Jeff Janvrin*** - RM615-617 -- wind-wave island erosion, island
dissection.

***Scott Gritters*** - RM616-617 R -- Bussey lake HREP area dredged
channels support fish in

dredged channels, but remainder of the area is filling.

***Randy Urich*** - RM624-626 R - large tree blowdown in Bagely Bottoms

# Pool 11

***Jeff Janvrin*** - impounded area loss of bathymetric diversity,
changes in substrates leading to

changes in invert. Community.

***Clyde Male*** - RM614 -- L dead mans slough closing off, loss of
contiguous backwater.

***Jeff Janvrin*** - RM 614-613 L -- state line slough, loss of
secondary channel

***Jeff Janvrin*** - RM611-613 L loss of contiguous/isolated lake,
erosion leading to cuts

into isolated backwaters.

***Scott Gritters*** - RM615 L -- shoreline erosion.

***Clyde Male*** - RM 610 L -- erosion of cuts into backwaters.

***Scott Gritters*** - RM612-613 R, Goetz lake loss of contiguous
backwater.

***John Pitlo*** - RM612-613 L -- loss of secondary channel

***Scott Gritters*** - RM609-611 R -- loss of backwaters, dredge spoil
migration

***Jeff Janvrin*** - RM608-610 L - loss of backwaters, dredge spoil
migration

***Mike Griffin*** - RM608 R -- tributary delta formation, sed. And log
accum. In ch. Border

***Clyde Male*** - RM611-612 - loss of secondary channel in Casseville
slough

***Scott Gritters*** - RM607-605 R- loss of isolated and contiguous
backwaters

***Jeff Janvrin*** - RM606-605 L - Jaccobs slough -- loss of secondary
channel

***Jeff Janvrin*** - RM606-605 L - Jack oaks slough, loss of backwaters

***John Pitlo*** - RM611-612 R -- filling between wing dams

***Jeff Janvrin*** - RM598-596 center -- island migration/creation,
larger main channel islands stable

***Jeff Janvrin*** - RM596-594 center -- island dissection/wind wave
erosion

***Clyde Male*** - RM594-595 R -- filling between wing dams

***Mike Griffin*** - RM589 R -- loss of contiguous backwater area

***Jeff Janvrin*** - RM584-585 center -- island erosion

***Clyde Male*** - RM583-584 L -- tributary delta

# 

# Pool 12

***Jeff Janvrin*** - RM583-581 L -- extreme loss of contiguous
backwater, historically very good, but

degraded lately

***Tom Boland*** - RM580-582 R ice harbor highly modified

***Dan Sallee*** - RM577-575 L -- loss of contiguous backwater

***Dan Sallee*** - RM578-579 L -- loss of isolated backwater

***John Pitlo***/***Tom Boland*** -- RM577-578 R trib. Delta formation

***Dan Sallee*** /***Tom Boland*** /***Gary Swenson*** -- RM574-572 R -
loss of backwaters, nine-mile

island, good overwintering

***John Pitlo*** - RM572-570 L - tippys/Meyers lake downstream sediment
plugs forming, loss of

depth in lake

***John Pitlo*** - RM567-568 L - Kehough slough -- loss of contiguous
backwater, ***Dan Sallee*** --

change may be slowing down

***John Pitlo*** - RM566 L -- loss of contiguous backwater

***John Pitlo*** - RM565 L -- loss of secondary channel

***John Pitlo*** - RM565-563 L - sunfish lake, loss of contiguous
backwater, no longer acts as

overwinter area

***John Pitlo*** - RM 563-561 L - Wise lake -- loss of contguous
backwater

***John Pitlo*** - RM559-561 L - Yonkers lake loss of contiguous
backwater

***John Pitlo*** - RM560.5 L -- island growth

***John Pitlo*** - RM558-560 center - Coons slough, loss of contiguous
backwater, island

formation/migration

***Dan Sallee*** - RM558-559 L -- loss of secondary channel, island
growth

***John Pitlo*** - RM558-559 R -- loss of secondary channel

***John Pitlo*** - RM557 L -- filling between islands/loss of cont.
backwater

# Pool 13

***John Pitlo*** - RM556 L -- loss of secondary channel, filling with
sand after 1993

***John Pitlo*** - RM556 L -- island loss

***John Pitlo*** /***Mel Bowler*** - RM556-554 -- loss of contiguous
backwaters off of main slough

***Mel Bowler*** - RM554-556 R -- erosion at head of islands

***Mel Bowler*** /***John Pitlo*** - IADNR -- RM552-553 R -- filling
between wing dams/erosion of

islands

***John Pitlo***/***Mike Griffin*** - RM551 R - loss of isolated
backwaters

***John Pitlo*** - RM550-549 -- loss of secondary channel, caseys
island, dredge spoil disposal at top

of side channel migrated down secondary channel

***Mel Bowler*** - RM551 R -- bank erosion

***Scott Gritters*** /***John Pitlo*** - RM549-550 R -- loss of
isolated/contiguous backwater

***John Pitlo*** - RM548-547 L -- loss of contiguous backwater

***John Pitlo*** - RM546.5 L -- island migration

***John Pitlo*** - RM544 -- R - loss of secondary channel over last few
years

***Tom Boland*** - RM542-544 R -- pin oaks lake loss of contiguous
backwater and connecting

sloughs

***John Pitlo*** - RM546-544 R -- loss of contiguous backwater in Browns
lake HREP.

***Mel Bowler*** - RM545-543 L -- loss of secondary channel

***Mel Bowler*** - RM543-539 L -- loss of contiguous backwater and
connecting channels

***Mel Bowler*** - RM-539-536 R running slough. Loss of contiguous
backwater

***John Pitlo*** - RM534 R -- loss of contiguous backwater and secondary
channel

***Mel Bowler*** /***John Pitlo*** - RM536-533 -- loss of contiguous
backwater in historic overwintering

site

***John Pitlo*** - RM533 -- center, island erosion

***Mel Bowler*** - RM529-531 R -- island dissection/formation,
sedimentation below islands

***John Pitlo*** - RM536-528 - Gomers lake loss of contiguous backwater

***John Pitlo/Mel Bowler*** /***Mike Griffin*** - RM529-528 center --
island formation

***John Pitlo*** - Accretion along Iowa shoreline from 526 to 523,
Griffin objects and does not agree

***Dan Sallee*** - Potters marsh is all filling in with sediment

***Mel Bowler*** - accretion on IL side immediately above Dam

# Pool 14

***John Pitlo*** - RM521-523 L -- loss of contiguous and isolated
backwater

***Dan Sallee*** - RM520 L -- filling in channel border area

***Tom Boland*** - RM519-520 R -- loss of secondary channel

***John Pitlo*** - RM512.5 L -- loss of secondary channel

***John Pitlo*** - RM512 center- island erosion

***John Pitlo*** - RM508-510 R -- loss of contiguous backwater

***Tom Boland*** - RM507 R -- lost lakes, loss of contiguous backwater

***Dan Sallee*** - RM502 -- L -- loss of contiguous backwater

***Tom Boland*** - RM496-493 L -- loss of secondary channel

# 

# Pool 15

***Dan Sallee*** - RM491-489 L -- loss of secondary channel and island
acreation, Campbells island

***Tom Boland*** /***Dan Sallee*** - RM486-484 L loss of contiguous
backwater, Sylvan slough

***Dan Sallee*** - RM490 -- island formation, dredged material

# Pool 16

***Berinie Schoenhoff*** - RM479-480 R loss of contiguous backwater,
filling between wing dams

on channel side of island.

***Berinie Schoenhoff*** - RM480 R Blackhawk Creek tributary delta
formation

***Berinie Schoenhoff*** - RM479 L Rock river tributary delta formation

***Dan Sallee*** - RM476-478 L Milan Bottoms loss of isolated
backwaters. ***Casey Kohrt*** - Hard

mast decline.

***Berinie Schoenhoff*** - RM478 R Neehan Marsh lead clean up

***Gary Swenson*** - RM475 L loss of tertiary channels

***Berinie Schoenhoff*** - RM475.5 L loss of secondary channel, sand
plug at upper end.

***Dan Sallee*** - RM464-472 Andelusia HREP Loss of contiguous and
isolated backwaters, loss of

2' depth over 15yr, loss of aq. Veg. And change in fish community.
***Casey Kohrt*** - loss of

hard mast on island, continual dredging problems and filling of dredge
cuts.

***Berinie Schoenhoff*** - RM466 L loss of secondary channel,

***Berinie Schoenhoff*** /***Dan Sallee*** - RM462-464 loss of
contiguous and isolated backwater,

management levee

***Berinie Schoenhoff*** - RM465 erosion at head of island

***Berinie Schoenhoff*** - RM461 center filling contiguous impounded
area and erosion at the head

of the island

***Berinie Schoenhoff*** - RM458-459 R loss of secondary channel

***Berinie Schoenhoff*** - RM461 loss of contiguous backwater on islands

***Berinie Schoenhoff*** /***Dan Sallee*** - RM458 -- 460 center island
secondary and backwater filling

# 

# Pool 17

***Dan Sallee*** - RM450 side channel filling w/sand plug

***Berinie Schoenhoff*** - RM448-450 island backwaters, loss of
backwaters

***Berinie Schoenhoff*** - RM448-449 loss of secondary channel below
closing structure

***Dan Sallee*** - RM448 island accreation into channel, chronic
dredging

***Dan Sallee*** - RM447-448 R loss of secondary channel, no boat

***Dan Sallee***/***Gary Swenson*** - RM444-445 L loss of eagle fill
isolated backwater

***Casey Kohrt*** - RM443-445 R Big Timber HREP loss of hard mast trees,
loss of contiguous and

isolated backwaters,

***Berinie Schoenhoff*** - RM441 island wing dam filling, island
acreation

RM439 L filling contiguous backwater? No local knowledge

***Berinie Schoenhoff*** - RM437-439 island, loss of backwaters

# Pool 18

***Dan Sallee*** - RM434-333 sturgeon/boston bay loss of contiguous
backwater

***Casey Kohrt*** - RM 435-439 Lake Odessa HREP loss of hard mast.

***Berinie Schoenhoff*** - RM436-437 R loss of secondary channel

***Dan Sallee*** - RM435 L loss of secondary channel

***Berinie Schoenhoff*** - RM343-433 tributary delta formation

***Berinie Schoenhoff*** - 432-431 R loss of secondary channel

***Gary Swenson*** - RM429-426 R loss of secondary channel

***Berinie Schoenhoff*** - RM424-422 island loss of secondary channel
and filling between wing

dams

***Casey Kohrt*** - RM422-424 loss of hard mast

***Berinie Schoenhoff*** - RM421 island erosion, but much filling
downstream

# Pool 19

***Berinie Schoenhoff*** /***Dan Sallee*** - RM398-395 R Blackhawk
Bottoms loss of contiguous

backwaters

***Berinie Schoenhoff*** /***Dan Sallee*** - RM389-391 center, island
formation

***Dan Sallee*** - RM392 L tributary delta formation

***Berinie Schoenhoff*** - RM386-387 R loss of secondary channel

***Dan Sallee*** - RM394 -- 393 R loss of secondary channel

***Berinie Schoenhoff*** - RM385 R loss of secondary channel

***Berinie Schoenhoff*** - RM386 loss of contiguous backwater, single
event

***Dan Sallee*** - RM385-387 L loss of contiguous backwaters

***Berinie Schoenhoff*** - RM384 L filling between structures

***Dan Sallee*** - RM382-380 R filling in channel border/backwaters

***Dan Sallee*** - RM380-381 R loss of contiguous backwaters

***Brad Poulter*** - RM374 center island formation

***Berinie Schoenhoff*** - RM374-372 L filling in channel border

***Dan Sallee*** - RM372-364 filling in channel borders, development of
aquatic plant beds; tributary

delta formation

# Pool 20

***Dan Sallee*** - RM361-363 loss of secondary channel

***Ken Brummet*** /***Dan Sallee*** - RM358-355 loss of secondary
channel?

***Ken Brummet*** - RM356 R loss of secondary channel

***Dan Sallee*** - RM352-354 filling between wing dams and contiguous
backwater

***Dan Sallee*** - RM351.5 island acreation

***Ken Brummet*** - RM351-349 R loss of secondary channel

***Ken Brummet*** - RM351-350 filling between wing dams

***Ken Brummet*** - RM350 island loss of isolated backwater

***Ken Brummet*** - RM349-347 island loss of isolated backwaters

***Dan Sallee*** - RM347-345 L filling between wing dams

***Ken Brummet*** - RM347-345 tully island filling of isolated
backwaters/secondary channel

***Dan Sallee*** - RM344 filling in channel border

# 

# Pool 21

***Ken Brummet*** - RM343 L island formation

***Ken Brummet*** - RM343 R tributary delta formation

***Dan Sallee*** - RM339-441 L loss of contiguous backwater

***Dan Sallee*** /***Brad Poulter*** - RM331-342 L loss of secondary
channel

***Casey Kohrt*** - RM328-332 L loss of hard mast trees

***Ken Brummet*** - RM330-328 R loss of secondary channel

***Ken Brummet*** - RM330-333 island formation

***Ken Brummet*** - RM325-326 R loss of contiguous backwater

# 

# Pool 22

***Casey Kohrt*** - RM324-321 L loss of contiguous backwater

***Ken Brummet*** - RM323-321 R loss of secondary channel

***Ken Brummet*** - RM320-319 R loss of contiguous backwater

***Ken Brummet*** - RM318 L loss of secondary channel, island formation

***Ken Brummet*** - RM315-314 R loss of secondary channel

***Ken Brummet*** - RM314-313 R filling between wing dams

***Ken Brummet*** - RM316 R filling between wing dams

***Dan Sallee*** - RM318-313 L loss of secondary channel

***Ken Brummet*** - RM311 R loss of secondary channel

***Ken Brummet*** - RM309 R loss of contiguous backwater

***Ken Brummet*** - RM309 L filling between wing dams

***Ken Brummet*** - RM307-305 L filling between wing dams

***Ken Brummet*** - RM305 R filling between wing dams

***Ken Brummet*** - RM 304 L filling between wing dams

***Ken Brummet*** /***Brad Poulter*** - RM304 L loss of contiguous
backwater

***Ken Brummet*** - RM302 R tributary delta formation

***Ken Brummet*** /***Brad Poulter*** - RM303 L island creation (dredge
spoil?)

***Ken Brummet***/***Brad Poulter*** - RM302 L loss of contiguous
backwater/secondary channel

***Ken Brummet*** - RM 302 L island acreation

***Ken Brummet*** - RM 301.5 L filling between wing dams

# 

# Pool 24

***Ken Brummet*** - Upper Pool L Cottle Island side channel filling
(RM301-299)

***Ken Brummet*** - Cottle Island isolated backwater filling (RM301-300)

***Ken Brummet*** - RM300 R tributary delta formation

***Ken Brummet*** - Gilbert Chute post-dam island formation and
wind-wave island erosion,

tributary delta formation, filling from upper end

***Ken Dalrymple*** - Gilbert island succession in old fields is slow
due to weed abundance (aster,

ragweed), patches of trees coming in.

***Ken Brummet*** - Loss of secondary channel on river side of Gilbert
Island

***Ken Brummet*** - Island growth upstream

***Ken Brummet*** - Lower Gilbert Island loss of contiguous backwaters

***Tim Krumwiede*** - Denmark Island loss of isolated backwater

***Tim Krumwiede*** - Loss of secondary channels between islands/island
creation

***Ken Brummet*** - Blackbird island bullnose dike

***Ken Brummet*** - Loss of secondary channels behind Blackbird Island.

***Ken Brummet*** /***Butch Atwood*** - RM289 loss of secondary channel
behind N. Fritz Island

downstream from chevrons

***Ken Brummet*** /***Butch Atwood*** - RM289 R ephemeral disposal sand
bars

***Ken Brummet*** - RM287 S. fritz island contiguous/isolated backwater
loss.

***Ken Dalrymple*** - Old farm fields on Fritz islands show slow
vegetation seccuession.

***Ken Brummet*** - Levees around Ted Shanks Management Area

***Ken Brummet*** - RM 286 secondary channel loss, now losing contiguous
backwater

***Tim Krumwiede*** - RM 281 L Island formation

***Ken Brummet*** - RM284 Reduced sediment transport from Salt River
(since 1983).

***Tim Krumwiede*** - RM280 loss of isolated backwater on island

***Tim Krumwiede*** - RM279 loss of contiguous backwater

***Ken Brummet*** /***Tim Krumwiede*** - RM278 Loss of contiguous
backwater, but secondary channel

doing OK.

***Ken Brummet*** - RM277 Loss of contiguous backwater, filling in
off-bank revetments

***Ken Brummet*** - RM277 L new rip rap

***Ken Brummet*** - Pharrs Island RM 277-276 filling of contiguous
backwater

***Ken Brummet*** - RM275 Upper end of island forming new islands.

***Tim Krumwiede*** - RM275 filling of contiguous backwater on islands

***Ken Dalrymple*** - RM276 -- 274 levee constructed around Clarksville
refuge.

***Ken Dalrymple*** - RM274 loss of contiguous backwater.

***Ken Dalrymple*** - Loss of tributary channel, Little Calumet Creek

# Pool 25

***Ken Brummet*** - RM273 -- 271 off-bank revetment filling along
Clarksville Island

***Ken Dalrymple*** - Lower Clarksville Island loss of contiguous
backwater and secondary channel.

***Ken Dalrymple*** - RM268 losing Coon Island secondary channel.

***Ken Brummet*** - RM269 R loss of secondary channel.

***Ken Brummet*** - RM267 -- 263 filling of secondary channels in Slim
Island complex.

***Butch Atwood*** - RM266 new chevron dikes R.

***Butch Atwood*** - RM265 multiple round points on LDP

***Travis Moore*** - Loss of contiguous backwaters in Rip Rap Landing

***Ken Dalrymple*** - RM261-259 Loss of secondary channel behind Mosier
Island

***Ken Brummet*** - RM 261-259 Filling of Isolated Backwater on Mosier
Island

***Ken Brummet*** - Loss of Isolated and Contiguous backwater in Prairie
Slough RM 255-258 R

***Ken Brummet*** - RM257-254 Westport Chute in Pretty Good Shape, loss
of isolated backwaters

on island, loss of secondary channel (Kickapoo Chute)

***Ken Brummet*** - RM257-256 Kelly Island, loss of secondary channel.

***Ken Dalrymple*** - RM254 loss of secondary channel between islands

***Ken Dalrymple*** - RM251-253 Loss of Norton Woods contiguous
backwater

***Ken Dalrymple*** - BK Leach area leveed

***Ken Brummet*** - RM249-248 Filling between Island wing dams.

***Ken Dalrymple*** - RM247 R filling of contiguous backwater

***Ken Dalrymple*** - RM246 contiguous backwater filling on island and
secondary channel.

***Howard Phillips*** - RM248 -- 246 Refuge area loss of isolated
backwater

***Howard Phillips*** - RM246-243 state area loss of contiguous
backwater.

***Ken Brummet*** - Turner island RM245 loss of contiguous backwater.

***Ken Dalrymple*** - RM245 R loss of contiguous backwater.

***Butch Atwood*** - RM242 L tributary delta formation in batchtown.

# Pool 26

***Ken Brummet*** - RM241 loss of contiguous backwater (sandy chute), up
into Pool 24 also.

***Fred Cronin***/***Ken Brummet*** - RM238-236 upper cuiver island loss
of secondary channels.

***Ken Brummet*** /***Ken Dalrymple*** - RM235-233 Loss of secondary
channel.

***Fred Cronin*** - RM238-235 L loss of secondary channel (Hat Island).

***Ken Dalrymple*** - RM237-235 Loss of isolated backwater (cuiver
island).

***Ken Brummet*** - RM232-231 loss of secondary channel (two branch
island).

***Fred Cronin*** - RM228 -- Upper Dardeen island secondary channel
loss.

***Ken Dalrymple*** - RM225 -- filling of isolated backwaters (bolter
island).

***Ken Brummet*** - RM224 loss of isolated backwater (Iowa island).

***Ken Dalrymple*** - RM222 -- loss of contiguous backwater (twin
lakes).

***Howard Phillips*** - RM213 loss of contiguous backwater and island
growth (Portage Island).

***Howard Phillips*** - RM214 island migration (elsah bar)

***Travis Moore***/***Fred Cronin*** - RM212 filling of contiguous
backwater

***Deck Major*** - RM210 filling of isolated backwater.

***Deck Major*** - RM209-208 loss of contiguous backwater and island
formation.

***Fred Cronin*** - RM210 L loss of secondary channel.

***Ken Brummet*** - RM208-205 filling of secondary channels (Brickhouse
slough)

***Ken Dalrymple*** - RM203 -- 204 filling of contiguous backwater (west
alton).

***Fred Cronin*** - RM201-202 loss of contiguous backwater (ellis bay)

# 

# Open River

***Butch Atwood*** - In general, filling between wing dams on inside
bend

***Butch Atwood*** - RM200 filling at upper end of Maple Chute, loss of
secondary channel.

***Danny Brown*** - RM195 filling loss of secondary channel at Columbia
Bottom.

***Butch Atwood*** - RM171 filling between wing dams

***Butch Atwood*** - RM167 Loss of secondary channel

***Butch Atwood*** - RM158-160 filling between wing dams L

***Butch Atwood*** - RM155-157 filling between wing dams L

RM154-156 Moredock Lake loss of lotus after 1993

***Butch Atwood*** - RM154 --155.5 filling between wing dams.

***Butch Atwood*** - RM153-148 filling between wing dams L

***Butch Atwood*** - RM148 Calico Island -- loss of secondary channel

***Chuck Theiling*** - RM 146 -- Osborne chute loss of secondary channel

***Butch Atwood*** - RM144 -- 142 filling between wing dams R

***Danny Brown*** - RM144 -- 140 loss of secondary channel

***T. Miller*** - RM139 -- 136 loss of secondary channel

***T. Miller*** - RM134 -- 132 loss of secondary channel fort charters
chute

***T. Miller*** - RM 133 -- 129 Establishment Island loss of secondary
channel

***T. Miller*** - RM120 Pallid sturgeon site

***Kaskaskia River*** -- Loss of oxbow cut-offs and contiguous
backwaters (see Jim Lynch COE for

details

***Butch Atwood*** - RM116 -- 114 filling between wing dams L

\*\*Generally filling between wing dams on inside bends

***Mike Peterson*** - RM104 R -- loss of secondary channel

***Mike Peterson*** - RM100 -- 98 -- filling between wing dams, notched,
sculpted islands

***Mike Peterson*** - RM98 -- 95 -- Jones Chute loss of secondary
channel

***Mike Peterson*** - RM95 -- 89 Wilkinson island, federal ownership,
management levees, heron

rookery -- loss of contiguous backwater

***Jenny Frazier*** - Fountain Bluff A&M island creation disconnecting
sand bar from

shore, tern nesting

***Butch Atwood*** - RM89 -- 86 filling between wing dams.

***Mike Peterson*** - RM75 -- 71 filling between wing dams L

***Mike Peterson*** - RM74 -- 72 loss of hanging dog island secondary
channel

***Mike Peterson*** - RM 69 loss of secondary side channel potential
location for least tern island

creation, long dikes

***Mike Peterson*** - RM64 -- 62 -- loss of contiguous backwater L

***Mike Peterson*** - RM61 L filling between wing dams

***Mike Peterson*** - RM62 -- 57 R loss of secondary channel, Shenimenn
Chute

***Jenny Frazier*** - RM51 -- 49 loss of secondary channel Marquette
chute

***Mike Peterson*** - RM43 -- 40 filling between wing dams L

***Jenny Frazier*** - RM39 -- 35 loss of secondary channel, Santa Fe
Chute, clear cut island, interior

slough is stable

***Mike Peterson*** - RM35 - 32 - filling between wing dams R

***Jenny Frazier*** - RM38 -- 32 loss of secondary channel, Power's
Island

***Mike Peterson*** - RM31 -- 28 loss of secondary channel, plug at
lower end, Bumgard island

***Mike Peterson*** - RM36 -- 25 Loss of secondary channel Buffalo
Island, R

***Mike Peterson*** - RM25 -- 22 Browns bar, loss of secondary channel,
somewhat stable

***Mike Peterson*** - RM19 -- 15 Thompson's Towhead loss of secondary
channel

***Jenny Frazier*** - RM 14 -- 12 R loss of secondary channel

***Mike Peterson*** - RM 10 -- 8 L loss of secondary channel, Boston Bar

***Mike Peterson*** - RM5 -- 2 L loss of secondary channel, filling

# 

# Dresden Pool 

***Scott Whitney*** - RM280 L loss of secondary channel

***Mike Cochran*** - RM277 loss contiguous backwater

# Marseilles Pool 

***Mike Cochran*** - RM268 tributary delta formation

***Mike Cochran*** - RM263 loss of contiguous backwater

***Mike Cochran*** - RM256-258 loss of contiguous backwater

# Starved Rock Pool 

***Mike Cochran*** - RM248 L loss of contiguous backwater

***Scott Whitney*** - RM245 L loss of contiguous backwater

***Mike Cochran*** - RM241 L loss of secondary channel

***Scott Whitney*** - RM240 R loss of secondary channel

***Mike Cochran*** - RM240 R tributary delta formation

***Mike Cochran*** - RM236 sheehan island loss of contiguous backwater

***Scott Whitney*** - RM232-234 loss of contiguous impounded area

# 

# Peoria Pool 

***Mike Cochran*** - RM226.5 L tributary delta formation

***Mike Cochran*** - RM226 R tributary delta formation

***Mike Cochran*** - RM221 L loss of contiguous backwater

***Mike Cochran*** - RM211 R loss of contiguous backwater

***Mike Cochran*** - RM210 R loss of contiguous backwater

***Steve Havera*** - RM205-206 R loss of contiguous backwater

***Steve Havera*** - RM199-203 R Snachwine Lake loss of contiguous
backwater

***Steve Havera*** - RM200-202 L Swan lake loss of contiguous backwater

***Steve Havera*** - RM198-196 L sawmill lake loss of contiguous
backwater

***Mike Cochran*** - RM191-195 both sides loss of contiguous backwater

***Byron Paulsen*** - RM182-188 L loss of contiguous backwater

***Byron Paulsen*** - RM180 L tributary delta formation

***Byron Paulsen*** - RM177 L tributary delta formation

***All*** -- Rm150-181 loss of tributary delta lake

***Kevin Irons*** - RM180 loss of secondary channel

RM175 tributary delta formation

RM173 tributary delta formation

RM170 tributary delta formation

RM163 tributary delta formation

# 

# LaGrange Pool 

***Thad Cook*** - RM157-156 R Keystone flats, management levees,
marginal some veg., silty

substrate, mucky. Loss of isolated backwaters.

***All*** -- RM153-155 L Pekin and Worley Lakes, Loss of isolated
backwaters, marginal veg. Low

quality due to water level fluctuations.

***Mike Cochran*** - RM153 Pekin boat club secondary channel loss, but
dredging.

***Mike Cochran*** - RM148 Turkey island side channel loss.

***Norm Emrich*** - Banner Marsh surrounded by 100 year levee, little
loss of aquatic area

***Kevin Oller*** - RM140-142 loss of secondary channels

***Mike Cochran*** - RM140 R loss of secondary channels

***Byron Paulsen*** - RM138.5 L loss of isolated backwater.

***Norm Emrich*** - RM137.5 Coppras creek tributary delta formation and
dredge site.

***Byron Paulsen*** - RM134-137 Spring Lake management area 100 yr levee

***Norm Emrich*** - RM133-137 Duck island quarry area HREP

***Byron Paulsen*** - RM134-135 R loss of secondary channel.

***Kevin Oller*** - RM135.5 L loss of secondary channel.

***Mike Cochran*** - RM128.7-129.5 Meyers/Liverpool ditch loss of
contiguous backwater.

***Thad Cook*** - RM130-133 Clear Lake loss of isolated backwater,
public ownership.

***Thad Cook*** - RM133-137 Big lake and rice lake loss of isolated
backwater.

***Kevin Oller*** - RM127-128 Liverpool lake loss of isolated backwater
on island.

***Steve Havera*** - RM124-123 Quiver lake loss of contiguous backwater.

***Kevin Oller*** - RM121 R loss of isolated backwater.

***Steve Havera*** - Spoon is isolated by levees

***Kevin Oller*** - RM121 L loss of secondary channel.

***Scott Whitney*** - RM120.5 L loss of contiguous backwater.

***Steve Havera*** - RM 120 R loss of isolated backwater.

***Kevin Oller*** - RM118 L loss of contiguous backwater.

***Kevin Oller*** - RM115-117 loss of contiguous backwater.

***Thad Cook*** - RM114 -- 112 Loss of isolated backwaters.

***Mike Cochran*** - RM112 -- 111 R Nav. Induced erosion.

***Thad Cook*** - RM108-111 Grand Island loss of contiguous backwater.

***Mike Cochran*** - Rm107 Snyke Hardy slough loss of contiguous
backwater.

***Kevin Oller*** - RM106 Paterson bay loss of contiguous backwater

***Thad Cook*** - RM99 -- 106 Stuart, chain grass lake, loss of isolated
backwater.

***Mike Cochran*** - RM99 Panther slough loss of contiguous backwater.

***Mike Chandler*** - RM90 -- 98 loss of contiguous backwater.

***Steve Havera*** - RM89 Muscuten bay loss of contiguous backwater

***Kevin Irons*** - RM86 L loss of secondary channels

***Kevin Irons*** - RM94-95 L loss of secondary channel

***Kevin Irons*** - RM98-99 R loss of secondary channel

***Kevin Irons*** - RM83.5 R nav. Induced bank erosion

***Thad Cook*** - RM83- 85 L loss of contiguous backwater

***Mike Cochran*** - RM81 R loss of contiguous backwater.

***Mike Cochran*** - RM79 L trib loss of trib channel

***Kevin Irons*** - RM80 R nav. Induced erosion.

***Mike Chandler*** - RM77-72 L loss of contiguous backwater.

# Alton Pool

***Kevin Irons*** - RM73 L loss of secondary channel

***Kevin Irons*** - RM76 L loss of secondary channel

***Mike Cochran*** - RM69 secondary channel loss

***Scott Whitney*** - RM66.5 R tributary delta formation

***Mike Cochran/T. Miller*** - RM62-63 R loss of contiguous backwater

***Mike Cochran*** - RM57 R loss of contiguous backwater

***Kevin Irons*** - RM58 L loss of contiguous backwater

***Scott Whitney*** - RM55-55 L loss of isolated backwaters

***Kevin Irons*** - RM49 L loss of secondary channel

***Mike Cochran*** - RM47 loss of isolated backwater

***Scott Whitney*** - RM 46 loss of secondary channel

***Mike Cochran*** - RM40 loss of secondary channel

***Scott Whitney*** - RM38 loss of secondary channel

***Scott Whitney*** - RM29 L loss of secondary channel

***Mike Cochran*** - lower Illinois confluence loss of
isolated/contiguous backwater