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Fish Reports

tree 2000 Report

Table 2.3

Allocation of fish sampling effort among strata in Pool 13 of the Upper Mississippi River during 2000. Table entries are numbers of successfully completed standardized monitoring collections.

Sampling period = 1: June 15–July 31

Sampling gear BWCS BWCO SCB MCBU MCBW IMPS IMPO TRI TWZ Total
Day electrofishing 8   2 4 3 4       21
Fyke net 10         4       14
Large hoop net     7 4 3   2   2 18
Small hoop net     7 4 3   2   2 18
Mini fyke net 10   2 4 3 4     2 25
Night electrofishing 2   2 2         2 8
Seine 12   4 12   8       36
Trawling                 8 8
Tandem fyke net   5         2     7
Tandem mini fyke net   5         2     7
Subtotal
 42 10 24 30 12 20 8 0 16 162

Sampling period = 2: August 1–September 14

Sampling gear BWCS BWCO SCB MCBU MCBW IMPS IMPO TRI TWZ Total
Day electrofishing 8   2 4 3 4       21
Fyke net 10         4       14
Large hoop net     7 4 3   2   2 18
Small hoop net     7 4 3   2   2 18
Mini fyke net 10   2 4 3 4     2 25
Night electrofishing 2   2 2         2 8
Seine 12   4 12   8       36
Trawling                 8 8
Tandem fyke net   5         2     7
Tandem mini fyke net   5         2     7
Subtotal
 42 10 24 30 12 20 8 0 16 162

Sampling period = 3: September 15–October 31

Sampling gear BWCS BWCO SCB MCBU MCBW IMPS IMPO TRI TWZ Total
Day electrofishing 8   2 4 3 4       21
Fyke net 10         4       14
Large hoop net     7 4 3   2   2 18
Small hoop net     7 4 3   2   2 18
Mini fyke net 10   2 4 3 4     2 25
Night electrofishing 2   2 2         2 8
Seine 12   4 12   8       36
Trawling                 8 8
Tandem fyke net   5         2     7
Tandem mini fyke net   5         2     7
Subtotal
 42 10 24 30 12 20 8 0 16 162
Total
 126 30 72 90 36 60 24 0 48 486

Sampling strata:
BWCS - Backwater, contiguous, shoreline
BWCO - Backwater, contiguous, offshore
SCB - Side channel border
MCBU - Main channel border, unstructured
MCBW - Main channel border, wing dam
IMPS - Impounded, shoreline
IMPO - Impounded, offshore
TRI - Tributary mouth
TWZ - Tailwater

August 26, 2004

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