Upper Midwest Environmental Sciences Center
|
Table 4.5 |
Mean catch-per-unit-effort and (standard error) for fish collected by day electrofishing in Open River of the Upper Mississippi River using stratified random sampling during 2004. 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 |
|
Chestnut lamprey |
0.15
|
0.17
|
0.09
|
|
|---|---|---|---|---|
|
(0.10)
|
(0.11)
|
(0.09)
|
|
|
|
Shovelnose sturgeon |
0.02
|
|
|
0.14
|
|
(0.01)
|
|
|
(0.10)
|
|
|
Paddlefish |
0.00
|
|
0.18
|
|
|
(0.00)
|
|
(0.18)
|
|
|
|
Longnose gar |
0.07
|
0.08
|
0.18
|
|
|
(0.07)
|
(0.08)
|
(0.12)
|
|
|
|
Shortnose gar |
1.89
|
2.00
|
1.91
|
1.07
|
|
(0.47)
|
(0.54)
|
(0.64)
|
(0.45)
|
|
|
Goldeye |
0.61
|
0.58
|
1.27
|
0.71
|
|
(0.21)
|
(0.23)
|
(0.68)
|
(0.44)
|
|
|
Mooneye |
0.02
|
|
|
0.14
|
|
(0.01)
|
|
|
(0.10)
|
|
|
Skipjack herring |
0.45
|
0.50
|
1.09
|
0.07
|
|
(0.25)
|
(0.29)
|
(0.51)
|
(0.07)
|
|
|
Gizzard shad |
8.99
|
9.25
|
9.02
|
7.07
|
|
(2.99)
|
(3.40)
|
(3.30)
|
(3.59)
|
|
|
Threadfin shad |
1.24
|
1.42
|
0.73
|
|
|
(1.16)
|
(1.33)
|
(0.56)
|
|
|
|
Red shiner |
0.47
|
0.25
|
0.45
|
2.07
|
|
(0.22)
|
(0.13)
|
(0.25)
|
(1.62)
|
|
|
Blacktail shiner |
0.01
|
|
|
0.07
|
|
(0.01)
|
|
|
(0.07)
|
|
|
Common carp |
3.90
|
4.00
|
4.25
|
3.14
|
|
(0.93)
|
(1.04)
|
(0.88)
|
(1.44)
|
|
|
Silver carp |
0.95
|
1.08
|
0.09
|
0.07
|
|
(0.94)
|
(1.08)
|
(0.09)
|
(0.07)
|
|
|
Silver chub |
0.01
|
|
|
0.07
|
|
(0.01)
|
|
|
(0.07)
|
|
|
Emerald shiner |
1.72
|
1.75
|
6.52
|
1.14
|
|
(0.56)
|
(0.64)
|
(3.18)
|
(0.52)
|
|
|
River shiner |
0.01
|
|
0.09
|
0.07
|
|
(0.01)
|
|
(0.09)
|
(0.07)
|
|
|
Silverband shiner |
0.01
|
|
|
0.07
|
|
(0.01)
|
|
|
(0.07)
|
|
|
Sand shiner |
0.07
|
0.08
|
|
|
|
(0.07)
|
(0.08)
|
|
|
|
|
Channel shiner |
0.13
|
0.08
|
0.27
|
0.43
|
|
(0.08)
|
(0.08)
|
(0.14)
|
(0.23)
|
|
|
Bullhead minnow |
0.00
|
|
0.18
|
|
|
(0.00)
|
|
(0.12)
|
|
|
|
River carpsucker |
0.62
|
0.50
|
0.36
|
1.50
|
|
(0.30)
|
(0.34)
|
(0.20)
|
(0.64)
|
|
|
Blue sucker |
0.01
|
|
|
0.07
|
|
(0.01)
|
|
|
(0.07)
|
|
|
Smallmouth buffalo |
0.46
|
0.50
|
0.82
|
0.14
|
|
(0.17)
|
(0.19)
|
(0.44)
|
(0.10)
|
|
|
Bigmouth buffalo |
0.13
|
0.08
|
0.09
|
0.50
|
|
(0.08)
|
(0.08)
|
(0.09)
|
(0.23)
|
|
|
Black buffalo |
0.33
|
0.33
|
0.18
|
0.29
|
|
(0.12)
|
(0.14)
|
(0.18)
|
(0.13)
|
|
|
Shorthead redhorse |
0.01
|
|
|
0.07
|
|
(0.01)
|
|
|
(0.07)
|
|
|
Blue catfish |
0.16
|
0.17
|
0.36
|
0.07
|
|
(0.10)
|
(0.11)
|
(0.20)
|
(0.07)
|
|
|
Channel catfish |
0.45
|
0.33
|
1.00
|
1.29
|
|
(0.18)
|
(0.19)
|
(0.43)
|
(0.67)
|
|
|
Freckled madtom |
0.00
|
|
0.18
|
|
|
(0.00)
|
|
(0.12)
|
|
|
|
Flathead catfish |
0.19
|
0.17
|
0.64
|
0.36
|
|
(0.10)
|
(0.11)
|
(0.24)
|
(0.13)
|
|
|
Western mosquitofish |
0.00
|
|
0.09
|
|
|
(0.00)
|
|
(0.09)
|
|
|
|
White bass |
0.48
|
0.50
|
0.55
|
0.36
|
|
(0.31)
|
(0.36)
|
(0.28)
|
(0.13)
|
|
|
Green sunfish |
0.00
|
|
0.09
|
|
|
(0.00)
|
|
(0.09)
|
|
|
|
Warmouth |
0.01
|
|
|
0.07
|
|
(0.01)
|
|
|
(0.07)
|
|
|
Bluegill |
0.03
|
|
0.09
|
0.21
|
|
(0.02)
|
|
(0.09)
|
(0.15)
|
|
|
Longear sunfish |
0.02
|
|
|
0.14
|
|
(0.01)
|
|
|
(0.10)
|
|
|
Spotted bass |
0.07
|
0.08
|
0.09
|
|
|
(0.07)
|
(0.08)
|
(0.09)
|
|
|
|
White crappie |
0.00
|
|
0.09
|
|
|
(0.00)
|
|
(0.09)
|
|
|
|
Sauger |
0.24
|
0.25
|
0.09
|
0.14
|
|
(0.11)
|
(0.13)
|
(0.09)
|
(0.10)
|
|
|
Freshwater drum |
1.66
|
1.58
|
2.61
|
2.14
|
|
(0.58)
|
(0.65)
|
(0.87)
|
(1.05)
|
Sampling strata:
MCBU - Main channel border, unstructured
MCBW - Main channel border, wing dam
SCB - Side channel border
Page Last Modified: April 17, 2018