Upper Midwest Environmental Sciences Center

Open River - SAS Output

Fish Reports

tree 2000 Report

Table 13.5

Mean catch-per-unit-effort and (standard error) for fish collected by gill netting in Open River of the Upper Mississippi River using stratified random sampling during 2000. The statistics under ALL pertain to unbiased means over all strata sampled by this gear (as indicated by nonmissing entries below and by Table 2.5). 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 ALL MCBU MCBW SCB
Shovelnose sturgeon
0.56
0.35
2.46
2.00
 
(0.37)
(0.35)
(0.74)
(1.75)
Paddlefish
0.08
0.27
0.67
 
(0.04)
(0.27)
(0.30)
Shortnose gar
0.03
0.22
 
(0.02)
(0.15)
Bowfin
0.03
0.21
 
(0.02)
(0.14)
American eel
0.26
0.30
 
(0.26)
(0.30)
Skipjack herring
0.01
0.11
 
(0.01)
(0.11)
Gizzard shad
0.36
0.27
1.09
 
(0.25)
(0.27)
(0.65)
Common carp
1.34
1.21
2.38
 
(0.14)
(0.06)
(1.06)
Silver carp
0.06
0.53
 
(0.04)
(0.32)
Bighead carp
0.08
0.66
 
(0.04)
(0.37)
River carpsucker
0.14
0.30
1.19
 
(0.07)
(0.30)
(0.55)
Blue sucker
0.23
0.27
 
(0.23)
(0.27)
Smallmouth buffalo
0.65
0.65
0.76
 
(0.33)
(0.38)
(0.44)
Bigmouth buffalo
0.01
0.12
 
(0.01)
(0.12)
Black buffalo
0.05
0.43
 
(0.03)
(0.24)
Blue catfish
0.58
0.54
3.23
0.65
 
(0.47)
(0.54)
(3.23)
(0.23)
Channel catfish
1.04
0.96
1.69
 
(0.58)
(0.66)
(0.65)
Flathead catfish
0.27
0.27
0.32
 
(0.24)
(0.27)
(0.16)
Freshwater drum
0.35
0.30
0.30
0.75
 
(0.27)
(0.30)
(0.30)
(0.35)

Sampling strata:
MCBU - Main channel border, unstructured
MCBW - Main channel border, wing dam
SCB - Side channel border

 

August 26, 2004


Page Last Modified: April 17, 2018