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Fish Reports

2007 Report

La Grange Pool, Illinois River 2007 Fish Collection Summary

This report is a bullet summary of the Long Term Resource Monitoring Program's (LTRMP) fish collection efforts conducted by the Havana Field Station for La Grange Pool of the Illinois River in 2007. Information on changes in fish catch over all years can be obtained from the Graphical Fish Database Browser.

• 240 fish collections were conducted using six gear types (Table 2.6).
  
  
• Side channel border received the most sampling effort; however, main channel habitat collected the most fish (Table 2.6).
  
  
• 34,914 fish were collected representing 60 species and 4 hybrids (Table 3.6).
  
  
• Historical fish distribution records for La Grange Pool of the Illinois River (Smith 1979) document 115 fish species from La Grange Pool.
  
  
• No Federal or state threatened or endangered species have been collected by LTRMP monitoring in La Grange Pool since 1990.
  
  
• Mean catch-per-unit-effort and standard error for stratified random and fixed-site sampling for each stratum are shown in La Grange Pool tables. Length distributions for selected species of fish are shown in Figures 1 to 17.