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Upper Midwest Environmental Sciences Center

Fish Reports

tree 2005 Report

Table 2.4

Allocation of fish sampling effort among strata in Pool 26 of the Upper Mississippi River during 2005. Table entries are numbers of successfully completed standardized monitoring collections. In 2005, fish were not sampled in period 1.

Sampling period = 2: August 1–September 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
6
  
6
8
2
4
      
26
Fyke net
4
        
4
      
8
Large hoop net    
7
10
2
        
19
Small hoop net    
7
10
2
        
19
Mini fyke net
4
  
5
2
2
2
      
15
Trawling                
4
4
Subtotal
14
0
25
30
8
10
0
0
4
91

Sampling period = 3: September 15–October 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
6
  
6
8
2
4
      
26
Fyke net
4
        
4
      
8
Large hoop net    
7
10
2
        
19
Small hoop net    
7
10
2
        
19
Mini fyke net
4
  
5
2
2
2
      
15
Trawling                
4
4
Subtotal
 15 0 25 30 8 9 0 0 4 91
Total for all periods
29 0 50 60 16 19 0 0 8 182

 

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