Upper Midwest Environmental Sciences Center

La Grange Pool - SAS Output
Fish Reports
tree 2003 Report

Table 6.6

Mean catch-per-unit-effort and (standard error) for fish collected by fyke netting in La Grange Pool of the Illinois River using stratified random sampling during 2003. 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 BWCS
Spotted gar 0.04 0.04
  (0.04) (0.04)
Shortnose gar 0.82 0.82
  (0.26) (0.26)
Bowfin 0.48 0.48
  (0.29) (0.29)
Gizzard shad 2.76 2.76
  (1.37) (1.37)
Threadfin shad 0.11 0.11
  (0.11) (0.11)
Grass carp 0.03 0.03
  (0.03) (0.03)
Common carp 1.43 1.43
  (0.33) (0.33)
Silver carp 0.03 0.03
  (0.03) (0.03)
Bighead carp 0.14 0.14
  (0.08) (0.08)
River carpsucker 1.53 1.53
  (0.43) (0.43)
Quillback 0.07 0.07
  (0.07) (0.07)
Highfin carpsucker 0.03 0.03
  (0.03) (0.03)
Smallmouth buffalo 1.25 1.25
  (0.39) (0.39)
Bigmouth buffalo 0.13 0.13
  (0.09) (0.09)
Black buffalo 0.03 0.03
  (0.03) (0.03)
Shorthead redhorse 0.54 0.54
  (0.18) (0.18)
Black bullhead 0.31 0.31
  (0.18) (0.18)
Yellow bullhead 0.03 0.03
  (0.03) (0.03)
Brown bullhead 0.18 0.18
  (0.13) (0.13)
Channel catfish 0.45 0.45
  (0.18) (0.18)
Flathead catfish 0.03 0.03
  (0.03) (0.03)
White perch 0.16 0.16
  (0.09) (0.09)
White bass 13.29 13.29
  (8.92) (8.96)
Yellow bass 0.70 0.70
  (0.29) (0.29)
Orangespotted sunfish 0.03 0.03
  (0.03) (0.03)
Bluegill 1.37 1.37
  (0.34) (0.35)
Largemouth bass 0.10 0.10
  (0.06) (0.06)
White crappie 3.30 3.30
  (0.95) (0.95)
Black crappie 4.89 4.89
  (1.35) (1.36)
Freshwater drum 2.17 2.17
  (0.60) (0.60)

Sampling stratum:
BWCS - Backwater, contiguous, shoreline

September 27, 2004


Page Last Modified: April 17, 2018