Upper Midwest Environmental Sciences Center
Table 9.6 |
Mean catch-per-unit-effort and (standard error) for fish collected by tandem mini fyke netting in La Grange Pool of the Illinois 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 2.6). 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 | BWCO |
Shortnose gar | 0.03 |
0.03 |
(0.03) |
(0.03) |
|
Skipjack herring | 0.11 |
0.11 |
(0.07) |
(0.07) |
|
Gizzard shad | 29.48 |
29.48 |
(15.98) |
(16.00) |
|
Threadfin shad | 1.71 |
1.71 |
(0.94) |
(0.95) |
|
Grass carp | 0.05 |
0.05 |
(0.05) |
(0.05) |
|
Common carp | 0.45 |
0.45 |
(0.21) |
(0.21) |
|
Bighead carp | 0.34 |
0.34 |
(0.33) |
(0.34) |
|
Silver chub | 0.11 |
0.11 |
(0.09) |
(0.09) |
|
Emerald shiner | 2.25 |
2.25 |
(1.46) |
(1.46) |
|
Silverband shiner | 0.05 |
0.05 |
(0.05) |
(0.05) |
|
Bullhead minnow | 0.06 |
0.06 |
(0.04) |
(0.04) |
|
Bigmouth buffalo | 0.03 |
0.03 |
(0.03) |
(0.03) |
|
Unidentified buffalo | 0.06 |
0.06 |
(0.04) |
(0.04) |
|
Black bullhead | 0.05 |
0.05 |
(0.05) |
(0.05) |
|
Yellow bullhead | 0.03 |
0.03 |
(0.03) |
(0.03) |
|
Channel catfish | 0.20 |
0.20 |
(0.09) |
(0.09) |
|
Flathead catfish | 0.03 |
0.03 |
(0.03) |
(0.03) |
|
Western mosquitofish | 0.03 |
0.03 |
(0.03) |
(0.03) |
|
White perch | 0.03 |
0.03 |
(0.03) |
(0.03) |
|
White bass | 1.53 |
1.53 |
(0.73) |
(0.73) |
|
Yellow bass | 0.03 |
0.03 |
(0.03) |
(0.03) |
|
Orangespotted sunfish | 0.08 |
0.08 |
(0.06) |
(0.06) |
|
Bluegill | 11.27 |
11.27 |
(7.73) |
(7.74) |
|
White crappie | 0.23 |
0.23 |
(0.09) |
(0.09) |
|
Black crappie | 0.06 |
0.06 |
(0.04) |
(0.04) |
|
Freshwater drum | 7.10 |
7.10 |
(2.83) |
(2.84) |
Sampling stratum:
BWCO - Backwater, contiguous, offshore
August 26, 2004
Page Last Modified: April 17, 2018