100 



FISHES OF ILLINOIS 



TABLE II 



Minnows and the Environment 



Relations to Current 



species and frequency coefficients 



TABLE III 



Relations to Bottom 

 species and frequency coefficients 



TABLE IV 

 Principal Cyprinid^ of Large Rivers 



Species 



Cliola vigilax 



Notropis heterodon. . 



N. hudsonius 



N. lutrensis 



N. jejunus 



N. atherinoides 



Hybopsis storerianus 



