Upper Midwest Environmental Sciences Center

Pool 4 - SAS Output

Fish Reports

tree 2002 Report

Table 4.1.

Mean catch-per-unit-effort and (standard error) for fish collected by day electrofishing in Pool 4 of the Upper Mississippi River using stratified random sampling during 2002. The statistics under ALL pertain to unbiased means over all strata sampled by this gear (as indicated by nonmissing entries below and by Table 2.1). 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 BWCS MCBU MCBW SCB
Chestnut lamprey
0.01
0.04
 
(0.01)
(0.04)
Silver lamprey
0.03
0.08
0.04
 
(0.02)
(0.06)
(0.04)
Shovelnose sturgeon
0.01
0.04
 
(0.01)
(0.04)
Longnose gar
0.01
0.04
 
(0.01)
(0.04)
Bowfin
0.11
0.21
0.04
0.04
 
(0.05)
(0.12)
(0.04)
(0.04)
Gizzard shad
7.23
4.21
7.92
10.79
 
(2.24)
(1.26)
(3.40)
(6.30)
Spotfin shiner
1.69
0.54
1.67
3.25
 
(0.51)
(0.29)
(0.62)
(1.47)
Common carp
3.81
3.96
4.00
0.37
3.50
 
(0.57)
(0.97)
(1.30)
(0.37)
(0.70)
Silver chub
0.02
0.08
 
(0.02)
(0.08)
Golden shiner
0.03
0.04
0.04
 
(0.02)
(0.04)
(0.04)
Emerald shiner
22.34
8.25
38.92
28.46
 
(6.27)
(4.79)
(14.53)
(14.78)
River shiner
0.80
0.08
2.92
0.13
 
(0.37)
(0.08)
(1.48)
(0.09)
Spottail shiner
0.35
0.21
0.04
0.79
 
(0.22)
(0.10)
(0.04)
(0.67)
Mimic shiner
1.02
0.25
2.17
1.17
 
(0.36)
(0.17)
(0.98)
(0.78)
Pugnose minnow
0.05
0.08
0.04
 
(0.04)
(0.08)
(0.04)
Bluntnose minnow
0.01
0.04
 
(0.01)
(0.04)
Bullhead minnow
0.41
0.08
0.21
1.00
 
(0.18)
(0.08)
(0.13)
(0.55)
River carpsucker
0.06
0.08
0.08
 
(0.04)
(0.06)
(0.08)
Quillback
0.28
0.08
0.67
0.25
 
(0.09)
(0.06)
(0.33)
(0.11)
White sucker
0.12
0.21
0.08
 
(0.04)
(0.08)
(0.06)
Smallmouth buffalo
0.50
0.75
0.42
0.25
 
(0.14)
(0.29)
(0.26)
(0.11)
Bigmouth buffalo
0.03
0.04
0.04
 
(0.02)
(0.04)
(0.04)
Spotted sucker
0.70
1.54
0.13
 
(0.16)
(0.38)
(0.09)
Silver redhorse
1.50
1.38
0.67
0.75
2.33
 
(0.30)
(0.49)
(0.22)
(0.48)
(0.67)
River redhorse
0.34
0.04
0.25
1.00
0.79
 
(0.15)
(0.04)
(0.12)
(0.70)
(0.44)
Golden redhorse
0.48
0.50
0.17
0.71
 
(0.16)
(0.31)
(0.12)
(0.24)
Shorthead redhorse
2.43
2.08
1.54
2.62
3.58
 
(0.47)
(0.72)
(0.50)
(0.90)
(1.06)
Unidentified redhorse
0.03
0.04
0.04
 
(0.02)
(0.04)
(0.04)
Yellow bullhead
0.01
0.04
 
(0.01)
(0.04)
Channel catfish
0.11
0.04
0.21
0.13
 
(0.04)
(0.04)
(0.08)
(0.09)
Tadpole madtom
0.02
0.04
 
(0.02)
(0.04)
Flathead catfish
0.11
0.29
0.13
 
(0.05)
(0.16)
(0.07)
Northern pike
0.54
0.79
0.29
0.42
 
(0.09)
(0.17)
(0.09)
(0.12)
Trout perch
0.02
0.04
 
(0.02)
(0.04)
Brook silverside
0.26
0.46
0.21
 
(0.13)
(0.28)
(0.13)
White bass
1.48
1.21
2.04
0.75
1.42
 
(0.33)
(0.60)
(0.56)
(0.75)
(0.47)
Rock bass
0.76
0.79
0.63
0.83
 
(0.18)
(0.28)
(0.29)
(0.36)
Green sunfish
0.11
0.17
0.04
0.08
 
(0.06)
(0.13)
(0.04)
(0.08)
Pumpkinseed
0.05
0.13
 
(0.03)
(0.07)
Bluegill
4.16
7.83
0.96
1.79
 
(0.87)
(1.97)
(0.48)
(0.56)
Green x bluegill sunfish
0.02
0.04
 
(0.02)
(0.04)
Smallmouth bass
2.18
0.58
5.00
2.13
 
(0.37)
(0.31)
(1.11)
(0.66)
Largemouth bass
3.82
5.58
1.25
3.50
 
(0.65)
(1.26)
(0.57)
(1.06)
White crappie
0.14
0.33
 
(0.09)
(0.22)
Black crappie
0.80
1.13
0.46
0.63
 
(0.18)
(0.35)
(0.23)
(0.28)
Johnny darter
0.03
0.04
0.04
 
(0.02)
(0.04)
(0.04)
Yellow perch
2.12
3.79
0.54
1.13
 
(0.38)
(0.83)
(0.23)
(0.39)
Logperch
0.41
0.29
0.46
0.54
 
(0.16)
(0.25)
(0.30)
(0.27)
Sauger
0.63
0.71
0.42
0.71
 
(0.17)
(0.29)
(0.15)
(0.37)
Walleye
0.34
0.25
0.29
0.50
 
(0.09)
(0.12)
(0.13)
(0.23)
Freshwater drum
0.85
1.04
0.50
0.50
0.88
 
(0.25)
(0.56)
(0.17)
(0.50)
(0.22)

Sampling strata:
 BWCS - Backwater, contiguous, shoreline

MCBU - Main channel border, unstructured

MCBW - Main channel border, wing dam

SCB - Side channel border

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