Upper Midwest Environmental Sciences Center
2003 Report
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Table 14.6 |
Mean catch-per-unit-effort and (standard error) for fish collected by day electrofishing in La Grange Pool of the Illinois River using fixed-site sampling during 2003. 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 | SCB | TWZ |
| Longnose gar | 0.67 | 0.17 |
| (0.33) | (0.17) | |
| Shortnose gar | 0.33 | 0.67 |
| (0.33) | (0.49) | |
| Skipjack herring | 2.67 | 2.50 |
| (1.50) | (1.34) | |
| Gizzard shad | 40.17 | 50.50 |
| (10.23) | (20.07) | |
| Threadfin shad | 1.00 | 3.00 |
| (0.52) | (1.55) | |
| Goldfish | 0.00 | 0.67 |
| (0.00) | (0.42) | |
| Grass carp | 0.67 | 0.67 |
| (0.33) | (0.42) | |
| Red shiner | 2.00 | 0.00 |
| (1.03) | (0.00) | |
| Common carp | 9.33 | 9.50 |
| (2.25) | (2.16) | |
| Silver carp | 1.50 | 0.50 |
| (0.56) | (0.22) | |
| Silver chub | 0.17 | 0.00 |
| (0.17) | (0.00) | |
| Golden shiner | 0.17 | 0.00 |
| (0.17) | (0.00) | |
| Emerald shiner | 16.33 | 24.00 |
| (10.71) | (19.93) | |
| River carpsucker | 0.83 | 2.00 |
| (0.54) | (0.52) | |
| Smallmouth buffalo | 3.17 | 13.00 |
| (1.30) | (4.66) | |
| Bigmouth buffalo | 8.00 | 3.17 |
| (3.21) | (1.33) | |
| Black buffalo | 0.67 | 0.33 |
| (0.33) | (0.21) | |
| Shorthead redhorse | 0.00 | 0.33 |
| (0.00) | (0.33) | |
| Channel catfish | 1.17 | 3.67 |
| (0.31) | (1.61) | |
| Flathead catfish | 1.00 | 1.50 |
| (0.45) | (0.62) | |
| Western mosquitofish | 1.17 | 0.00 |
| (0.54) | (0.00) | |
| Brook silverside | 0.17 | 0.00 |
| (0.17) | (0.00) | |
| White perch | 0.00 | 0.33 |
| (0.00) | (0.21) | |
| White bass | 3.33 | 41.83 |
| (0.95) | (9.05) | |
| Yellow bass | 0.00 | 4.00 |
| (0.00) | (1.71) | |
| Striped bass | 0.00 | 0.17 |
| (0.00) | (0.17) | |
| Green sunfish | 0.00 | 0.33 |
| (0.00) | (0.33) | |
| Warmouth | 0.17 | 0.00 |
| (0.17) | (0.00) | |
| Orangespotted sunfish | 0.17 | 0.00 |
| (0.17) | (0.00) | |
| Bluegill | 4.67 | 26.50 |
| (1.78) | (9.54) | |
| Redear sunfish | 0.00 | 0.17 |
| (0.00) | (0.17) | |
| Green x bluegill sunfish | 0.00 | 0.17 |
| (0.00) | (0.17) | |
| Smallmouth bass | 0.00 | 0.83 |
| (0.00) | (0.31) | |
| Largemouth bass | 0.33 | 1.00 |
| (0.21) | (0.45) | |
| White crappie | 2.33 | 9.83 |
| (0.92) | (2.41) | |
| Black crappie | 1.33 | 2.00 |
| (0.61) | (0.77) | |
| Sauger | 0.00 | 0.67 |
| (0.00) | (0.42) | |
| Walleye | 0.00 | 0.17 |
| (0.00) | (0.17) | |
| Freshwater drum | 2.00 | 2.00 |
| (0.73) | (0.45) |
Sampling strata:
SCB - Side channel border
TWZ - Tailwater
September 27, 2004
Page Last Modified: April 17, 2018