Upper Midwest Environmental Sciences Center

Pool 4 - SAS Output
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 2000 Report

Table 21.1

Mean catch-per-unit-effort and (standard error) for fish collected by bottom trawling in Pool 4 of the Upper Mississippi River using fixed-site sampling during 2000. See Methods for definitions of catch-per-unit-effort and standard error. Scientific names for the species listed can be found in Table 1.

 

Common name TWZ
Lake sturgeon
0.08
 
(0.08)
Shovelnose sturgeon
4.92
 
(1.94)
Gizzard shad
1.08
 
(0.57)
Common carp
0.25
 
(0.13)
Speckled chub
1.08
 
(0.48)
Silver chub
0.25
 
(0.18)
Mimic shiner
0.25
 
(0.18)
Bullhead minnow
0.08
 
(0.08)
White sucker
0.08
 
(0.08)
Blue sucker
0.08
 
(0.08)
Smallmouth buffalo
0.08
 
(0.08)
Shorthead redhorse
0.08
 
(0.08)
Channel catfish
3.83
 
(1.99)
Flathead catfish
0.08
 
(0.08)
River darter
0.75
 
(0.59)
Sauger
0.67
 
(0.40)
Walleye
0.75
 
(0.58)
Freshwater drum
5.25
 
(1.86)

Sampling stratum:
TWZ - Tailwater

August 26, 2004
Page Last Modified: April 17, 2018