Upper Midwest Environmental Sciences Center

UMESC - LTRMP Reports - Fish - Pool 4 - Sampling Effort Allocation
Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Fish Reports

tree 2001 Report

Table 2.1

Allocation of fish sampling effort among strata in Pool 4 of the Upper Mississippi River during 2001. 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   8 8 4         28
Fyke net 6               2 8
Large hoop net     6 4         2 12
Small hoop net     6 4         2 12
Mini fyke net 6   6 4         2 18
Night electrofishing                 4 4
Seine     12 12           24
Trawling                 4 4
Tandem fyke net   8               8
Tandem mini fyke net   8               8
Subtotal
 20 16 38 32 4 0 0 0 16 126

Sampling period = 2: August 1–September 14

 

Sampling gear BWCS BWCO SCB MCBU MCBW IMPS IMPO TRI TWZ TOTAL
Day electrofishing 8   8 8 4         28
Fyke net 6               2 8
Large hoop net     6 4         2 12
Small hoop net     6 4         2 12
Mini fyke net 6   6 4         2 18
Night electrofishing                 4 4
Seine     12 12           24
Trawling                 4 4
Tandem fyke net   8               8
Tandem mini fyke net   8               8
Subtotal
 20 16 38 32 4 0 0 0 16 126

Sampling period = 3: September 15–October 31

 

Sampling gear BWCS BWCO SCB MCBU MCBW IMPS IMPO TRI TWZ TOTAL
Day electrofishing 4   8 8 4         24
Fyke net 6               2 8
Large hoop net     6 4         2 12
Small hoop net     6 4         2 12
Mini fyke net 6   6 4         2 18
Night electrofishing                 4 4
Seine     12 12           24
Trawling                 4 4
Tandem fyke net   8               8
Tandem mini fyke net   8               8
Subtotal
 16 16 38 32 4 0 0 0 16 122
 Total
 56 48 114 96 12 0 0 0 48 374

 

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
Page Last Modified: April 17, 2018