Appendix Table 7. — Species composition of 47 trawl catches by RV Kaho in Lake Erie during Cruise 36, October 1966. 



Species 



Total catch 



Average catch rate Effective catch 

 Occurrence in total catch per 1/2 hr effort rate per 1/2 hr 



effort 



Alewife ( Alosa pseudoharengus ) 



Rainbow smelt ( Qsmerus mordax) 



Carp ( Cyprinus carpio ) 



Gizzard shad ( Dorosoma cepedianum ) 



Goldfish ( Carassius auratus ) 



Freshwater drum lADlpdinotus grunniens) 



Channel catfish ( Ictalurus punctatus ) 



Yellow perch ( Perca f lavescens ) 



White bass ( Roccus chrysops ) 



Spottail shiner ( Notropis hudsonius ) 



Walleye 



{ St izostedion vi t reum vitreum ) 



Quillback (Carpiodes cyprinus) 



White sucker ( Catostomus commersoni ) 



Stonecat ( Noturus f lavus ) 



Yellow bullhead ( Ic tal ur us natalis ) 



Trout-perch ( Percopsis omiscomaycus ) 



Rock bass ( Ambloplites rupestris ) 



White crappie ( Pomoxis annularis ) 



Black bullhead ( Ictalurus melas ) 



Longnose gar ( Lepisosteus osseus ) 



Logperch ( Fercina caprodes ) 



11,759 



1/ T = Trace, less than 0.1. 



21 



ir U. S. GOVERNMENT PRINTING OFFICE: 1974-796-315 113 REGION 10 



