Spreadsheet: 50666d1250146511-worksheet-function-to-extract-numbers-example-20dataset2-1-
Sheet: Sheet1

 | Biomass of macrograzers |  |  |  |  |  |  |  |  |  |  | From: |  |  | March 1993 |  |  |  |  | To: |  | June 1995
 | Wet weight per standard [NAME] in grams,  Cellana and Sypharochiton calculated from lengths.
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | WHAT WE WANT TO GET
 | Species 1 |  |  |  |  |  | Species 2 |  |  |  |  |  | Species 3 |  |  |  |  |  | Species 4
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1995-06-14 00:00:00
 | 39 | 52 | 57 | 44 | 31 |  | 12 | 54 | 42 | 3 | 23 |  | 0 | 0 | 2 | 0 | 10 |  | 0 | 0 | 0 | 0 | 8 |  |  | 9 | 8 | 7 | 10 | 17 |  | date | Species 1 | Date | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20
 | 75 | 63 | 49 | 41 | 12 |  | 36 | 33 | 10 | 16 | 7 |  | 3 | 6 | 14 | 2 | 4 |  | 0 | 33 | 7 | 17 | 18 |  |  | 1 | 2 | 3 | 11 | 18 |  | 1 | 1 | 1995-06-14 00:00:00 | 75 | 63 | 49 | 21 | 41 | 36 | 57 | 52 | 39 | 44 | 41 | 25 | 58 | 20 | 28 | 38 | 31 | 12 | 18 | 37
 | 36 | 41 | 21 | 25 | 18 |  | 42 | 29 | 27 | 33 | 8 |  | 15 | 12 | 16 | 11 | 10 |  | 48 | 84 | 32 | 0 | 10 |  |  | 6 | 5 | 4 | 12 | 19 |  | 6 | 1 | 1995-04-17 00:00:00 | 16 | 9 | 12 | 2 | 11 | 16 | 30 | 19 | 10 | 14 | 3 | 4 | 22 | 7 | 3 | 22 | 6 | 1 | 15 | 17
 | 38 | 28 | 20 | 58 | 37 |  | 31 | 13 | 8 | 3 | 12 |  | 9 | 3 | 11 | 2 | 0 |  | 28 | 27 | 17 | 3 | 1 |  |  | 16 | 15 | 14 | 13 | 20 |  | 11 | 1 | 1995-03-22 00:00:00 | 12 | 4 | 5 | 5 | 16 | 11 | 24 | 14 | 12 | 9 | 2 | 6 | 12 | 3 | 2 | 12 | 5 | 2 | 10 | 11
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1995-04-17 00:00:00 |  |  |  |  |  |  |  | 17 | 1 | 1995-01-04 00:00:00 | 15 | 9 | 7 | 2 | 0 | 8 | 9 | 1 | 9 | 2 | 4 | 9 | 0 | 0 | 0 | 0 | 1 | 1 | 8 | 0
 | 10 | 19 | 30 | 14 | 6 |  | 22 | 26 | 40 | 0 | 16 |  | 0 | 2 | 6 | 0 | 3 |  | 9 | 1 | 3 | 0 | 2 |  |  |  |  |  |  |  |  | #N/A | 1 | etc | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A
 | 16 | 9 | 12 | 3 | 1 |  | 30 | 13 | 19 | 6 | 3 |  | 6 | 0 | 0 | 0 | 0 |  | 16 | 0 | 0 | 1 | 15 |  |  |  |  |  |  |  |  | #N/A
 | 16 | 11 | 2 | 4 | 15 |  | 35 | 32 | 24 | 22 | 7 |  | 27 | 5 | 7 | 0 | 6 |  | 25 | 23 | 28 | 2 | 1 |  |  |  |  |  |  |  |  | #N/A
 | 22 | 3 | 7 | 22 | 17 |  | 31 | 10 | 9 | 4 | 10 |  | 0 | 1 | 0 | 0 | 0 |  | 44 | 15 | 8 | 13 | 1
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1995-03-22 00:00:00 |  |  |  | 2
 | 12 | 14 | 24 | 9 | 5 |  | 19 | 35 | 30 | 0 | 18 |  | 0 | 2 | 4 | 0 | 4 |  | 0 | 0 | 1 | 1 | 1
 | 12 | 4 | 5 | 2 | 2 |  | 29 | 17 | 18 | 5 | 2 |  | 4 | 0 | 0 | 0 | 7 |  | 0 | 1 | 3 | 4 | 7 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Species 2
 | 11 | 16 | 5 | 6 | 10 |  | 30 | 31 | 14 | 25 | 7 |  | 5 | 3 | 3 | 0 | 3 |  | 33 | 0 | 0 | 0 | 4 |  |  |  |  |  |  |  |  |  |  |  | Squares
 | 12 | 2 | 3 | 12 | 11 |  | 30 | 8 | 11 | 0 | 6 |  | 10 | 0 | 3 | 0 | 5 |  | 13 | 2 | 1 | 0 | 5 |  |  |  |  |  |  |  |  | date | Species 2 | Date | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 | 7 | 1995-06-14 00:00:00 | 36 | 33 | 10 | 27 | 29 | 42 | 42 | 54 | 12 | 3 | 16 | 33 | 3 | 8 | 13 | 31 | 23 | 7 | 8 | 12
 | 2 | 12 | 14 | 0 | 4 |  | 15 | 37 | 62 | 0 | 15 |  | 0 | 0 | 11 | 0 | 0 |  | 0 | 2 | 6 | 0 | 13 | 1995-01-04 00:00:00 |  |  |  |  |  |  |  | 6 | 7 | 1995-04-17 00:00:00 | 30 | 13 | 19 | 24 | 32 | 35 | 40 | 26 | 22 | 0 | 6 | 22 | 4 | 9 | 10 | 31 | 16 | 3 | 7 | 10
 | 9 | 1 | 9 | 2 | 1 |  | 17 | 19 | 18 | 11 | 2 |  | 8 | 0 | 0 | 2 | 3 |  | 1 | 9 | 3 | 0 | 2 |  |  |  |  |  |  |  |  | 11 | 7 | 1995-03-22 00:00:00 | 29 | 17 | 18 | 14 | 31 | 30 | 30 | 35 | 19 | 0 | 5 | 25 | 0 | 11 | 8 | 30 | 18 | 2 | 7 | 6
1 | 15 | 9 | 7 | 4 | 1 |  | 30 | 20 | 40 | 22 | 1 |  | 1 | 7 | 7 | 0 | 0 |  | 11 | 13 | 11 | 2 | 3 |  |  |  |  |  |  |  |  | 17 | 7 | 1995-01-04 00:00:00 | 30 | 20 | 40 | 20 | 8 | 34 | 18 | 19 | 17 | 11 | 22 | 6 | 0 | 0 | 0 | 0 | 2 | 1 | 9 | 0
 | 8 | 0 | 2 | 9 | 8 |  | 34 | 8 | 20 | 6 | 9 |  | 8 | 0 | 2 | 0 | 1 |  | 1 | 12 | 5 | 7 | 4 |  |  |  |  |  |  |  |  | #N/A | 7 | etc | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A | #N/A
 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | #N/A
 | 3 | 8 | 11 | 0 | 4 |  | 7 | 37 | 52 | 0 | 14 |  | 0 | 0 | 4 | 0 | 1 |  | 0 | 0 | 18 | 0 | 4 | 03.11.94 |  |  |  |  |  |  |  | #N/A
 | 12 | 2 | 9 | 2 | 0 |  | 28 | 13 | 30 | 13 | 2 |  | 2 | 0 | 2 | 0 | 0 |  | 1 | 4 | 13 | 7 | 18 |  |  |  |  |  |  |  |  | #N/A
 | 11 | 7 | 4 | 3 | 2 |  | 32 | 22 | 38 | 40 | 2 |  | 8 | 4 | 1 | 0 | 3 |  | 23 | 8 | 25 | 0 | 13 |  |  |  |  |  |  |  |  | #N/A
 | 16 | 1 | 3 | 7 | 4 |  | 41 | 14 | 14 | 12 | 0 |  | 7 | 2 | 0 | 0 | 0 |  | 8 | 7 | 10 | 27 | 16
 | 1 | 4 | 14 | 4 | 6 |  | 13 | 64 | 36 | 0 | 15 |  | 0 | 0 | 4 | 0 | 3 |  | 0 | 7 | 23 | 0 | 48 | 24.08.94
 | 6 | 4 | 4 | 5 | 1 |  | 21 | 29 | 33 | 10 | 6 |  | 0 | 3 | 4 | 0 | 2 |  | 9 | 10 | 6 | 29 | 25
 | 8 | 2 | 2 | 5 | 2 |  | 34 | 13 | 46 | 36 | 9 |  | 8 | 4 | 0 | 0 | 0 |  | 39 | 35 | 25 | 13 | 11
 | 11 | 3 | 3 | 4 | 5 |  | 43 | 8 | 12 | 9 | 6 |  | 3 | 0 | 0 | 0 | 0 |  | 24 | 24 | 15 | 34 | 23
 | 0 | 1 | 2 | 0 | 1 |  | 19 | 52 | 46 | 0 | 13 |  | 0 | 0 | 0 | 0 | 2 |  | 1 | 4 | 0 | 1 | 10 | 30.03.94
 | 1 | 1 | 1 | 0 | 0 |  | 40 | 18 | 26 | 18 | 18 |  | 0 | 0 | 2 | 0 | 0 |  | 3 | 2 | 3 | 3 | 9
1 | 4 | 2 | 1 | 1 | 1 |  | 24 | 13 | 56 | 33 | 9 |  | 22 | 2 | 2 | 4 | 0 |  | 6 | 8 | 8 | 12 | 9
2 | 4 | 2 | 1 | 1 | 1 |  | 44 | 9 | 31 | 3 | 9 |  | 8 | 4 | 5 | 0 | 3 |  | 6 | 8 | 9 | 25 | 21
 | 1 | 1 | 2 | 0 | 1 |  | 35 | 61 | 41 | 0 | 23 |  | 0 | 5 | 7 | 0 | 6 |  | 0 | 2 | 12 | 0 | 16 | 15.12.93
 | 2 | 2 | 1 | 1 | 1 |  | 48 | 26 | 36 | 24 | 15 |  | 10 | 2 | 4 | 0 | 3 |  | 8 | 10 | 15 | 11 | 26
 | 4 | 3 | 1 | 1 | 0 |  | 29 | 20 | 45 | 33 | 9 |  | 19 | 6 | 11 | 2 | 0 |  | 23 | 24 | 15 | 7 | 22
 | 7 | 1 | 0 | 1 | 2 |  | 47 | 18 | 35 | 5 | 4 |  | 3 | 5 | 3 | 0 | 0 |  | 9 | 22 | 25 | 37 | 50
 | 4 | 13 | 10 | 0 | 9 |  | 28 | 56 | 38 | 5 | 25 |  | 6 | 6 | 8 | 0 | 8 |  | 0 | 0 | 1 | 0 | 2 | 05.05.93
 | 11 | 12 | 10 | 6 | 4 |  | 45 | 31 | 32 | 21 | 19 |  | 10 | 6 | 6 | 0 | 2 |  | 1 | 2 | 0 | 1 | 22
10 | 18 | 13 | 10 | 4 | 2 |  | 37 | 13 | 54 | 50 | 23 |  | 28 | 4 | 10 | 10 | 3 |  | 2 | 6 | 5 | 5 | 12
10 | 12 | 15 | 9 | 3 | 1 |  | 55 | 10 | 39 | 9 | 14 |  | 16 | 1 | 6 | 2 | 0 |  | 11 | 21 | 9 | 23 | 31
 | 12 | 13 | 20 | 1 | 17 |  | 38 | 59 | 35 | 5 | 22 |  | 0 | 6 | 9 | 0 | 14 |  | 0 | 0 | 1 | 0 | 17 | 13.03.93
 | 16 | 12 | 18 | 9 | 7 |  | 43 | 45 | 35 | 27 | 36 |  | 0 | 8 | 13 | 4 | 0 |  | 6 | 0 | 2 | 6 | 25
 | 18 | 14 | 18 | 6 | 2 |  | 40 | 16 | 56 | 62 | 22 |  | 20 | 11 | 15 | 5 | 2 |  | 9 | 9 | 6 | 2 | 11
 | 18 | 9 | 13 | 5 | 5 |  | 63 | 8 | 36 | 12 | 16 |  | 4 | 2 | 7 | 0 | 4 |  | 3 | 14 | 8 | 4 | 14