Upper Midwest Environmental Sciences Center
Table 2.2 |
Allocation of fish sampling effort among strata in Pool 8 of the Upper Mississippi River during 2006. Table entries are numbers of successfully completed standardized monitoring collections. In 2006, fish were not sampled in period 1. |
Sampling period = 2: August 1September 14
Sampling gear |
Backwater, contiguous, shoreline
|
Backwater, contiguous, offshore
|
Side channel border
|
Main channel border, unstructured
|
Main channel border, wing dam
|
Impounded shoreline
|
Impounded offshore
|
Tributary mouth
|
Tailwater
|
Total
|
---|---|---|---|---|---|---|---|---|---|---|
Day electrofishing | 8 |
8 |
4 |
4 |
4 |
28 |
||||
Fyke net | 12 |
4 |
16 |
|||||||
Large hoop net | 4 |
4 |
2 |
10 |
||||||
Small hoop net | 4 |
4 |
2 |
10 |
||||||
Mini fyke net | 8 |
4 |
4 |
4 |
2 |
22 |
||||
Trawling | 4 |
4 |
||||||||
Subtotal |
28 |
0 |
20 |
16 |
4 |
12 |
0 |
0 |
10 |
90 |
Sampling period = 3: September 15October 31
Sampling gear |
Backwater, contiguous, shoreline
|
Backwater, contiguous, offshore
|
Side channel border
|
Main channel border, unstructured
|
Main channel border, wing dam
|
Impounded shoreline
|
Impounded offshore
|
Tributary mouth
|
Tailwater
|
Total
|
---|---|---|---|---|---|---|---|---|---|---|
Day electrofishing | 8 |
8 |
4 |
4 |
4 |
28 |
||||
Fyke net | 12 |
4 |
16 |
|||||||
Large hoop net | 4 |
4 |
2 |
10 |
||||||
Small hoop net | 4 |
4 |
2 |
10 |
||||||
Mini fyke net | 8 |
4 |
4 |
4 |
2 |
22 |
||||
Trawling | 4 |
4 |
||||||||
Subtotal |
28 |
0 |
20 |
16 |
4 |
12 |
0 |
0 |
10 |
90 |
Total for all periods |
56 |
0 |
40 |
32 |
8 |
24 |
0 |
0 |
20 |
180 |
Page Last Modified: April 17, 2018