Upper Midwest Environmental Sciences Center

Open River - SAS Output
Fish Reports
tree 2003 Report

Table 11.5

Mean catch-per-unit-effort and (standard error) for fish collected by large hoop netting in Open River of the Upper Mississippi 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 2.5). 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
Shortnose gar 0.00     0.04
  (0.00)     (0.04)
Grass carp 0.08 0.09    
  (0.08) (0.09)    
Common carp 2.72 2.75 2.10 2.59
  (0.93) (1.04) (1.51) (1.46)
Bighead carp 0.00     0.04
  (0.00)     (0.04)
River carpsucker 0.09     0.77
  (0.05)     (0.40)
Smallmouth buffalo 1.31 1.44 0.10 0.45
  (0.42) (0.48) (0.10) (0.20)
Bigmouth buffalo 0.01     0.08
  (0.01)     (0.05)
Black buffalo 0.26 0.22   0.60
  (0.10) (0.10)   (0.37)
Blue catfish 0.08 0.08   0.04
  (0.07) (0.08)   (0.04)
Channel catfish 0.60 0.53 0.10 1.22
  (0.24) (0.24) (0.10) (0.89)
Flathead catfish 0.06 0.04 0.05 0.16
  (0.04) (0.04) (0.05) (0.11)
White bass 0.08 0.08   0.04
  (0.07) (0.08)   (0.04)
Black crappie 0.00     0.04
  (0.00)     (0.04)
Sauger 0.04 0.04    
  (0.04) (0.04)    
Freshwater drum 0.26 0.27 0.05 0.20
  (0.12) (0.14) (0.05) (0.14)

Sampling strata:
MCBU - Main channel border, unstructured
MCBW - Main channel border, wing dam
SCB - Side channel border
September 27, 2004


Page Last Modified: April 17, 2018