Upper Midwest Environmental Sciences Center

UMESC - LTRMP Reports - Fish - Open River - Sampling Effort Allocation

Fish Reports

tree 2006 Report

Table 2.5

Allocation of fish sampling effort among strata in the Open River of the Upper Mississippi River during 2006. 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    
9
5
4
    
2
  
20
Fyke net    
4
1
      
2
  
7
Large hoop net    
8
5
4
    
2
  
19
Small hoop net    
8
5
4
    
2
  
19
Mini fyke net    
8
3
3
    
1
  
15
Subtotal
0
0
37
19
15
0
0
9
0
80

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    
8
5
3
    
1
  
17
Fyke net    
4
1
      
2
  
7
Large hoop net    
7
5
4
    
2
  
18
Small hoop net    
7
5
4
    
2
  
18
Mini fyke net    
8
5
4
    
2
  
19
Subtotal
 0 0 34 21 15 0 0 9 0 79
Total for all periods
0 0 71 40 30 0 0 18 0 159

 


Page Last Modified: April 17, 2018