Appendix Table 5. — Species composition of 55 trawl catches by RV Kaho in Lake Erie during Cruise 4, September 1962. 



Species 



Average catch rate Effective catch 

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



effort 



Yellow perch ( Perca f laves cens ) 

 Rainbow smelt ( Osmerus mordax) 

 Carp ( Cyprinus carpio ) 

 Alewife ( Alosa pseudoharenqus ) 

 Gi22ard shad ( Dorosoma cepedianum ) 



Freshwater drum ( Aplodinotus grunnicns) 



White bass ( Roccus chrysops ) 



Channel catfish ( Ictalurus punctatus ) 



Walleye 



( Stizostedion vitreum vitreum ) 



Goldfish ( Carassius auratus ) 



Spottail shiner ( Notropis hudsonius ) 



Emerald shiner ( Notropis atherinoides ) 



Trout-perch ( Percopsis omiscomaycus ) 



Lake Whitefish ( Coreqonus clupeaf ormis ) 



Burbot ( Lota lota ) 



Sauger ( Stizostedion canadense ) 



White sucker ( Catos tomus conunersoni ) 



Qu i 1 lback ( Carpiodes cyprinus) 



Stoneroller ( Campos toma anomalum ) 



Black bullhead ( Ictalurus melas ) 



White crappie ( Pomoxis annularis ) 



Sea lamprey ( Petromyzon marinus ) 



17 T = Trace, less than 0.1. 



15,265 



19 



