GENERAL AND INTERIOR DISTRIBUTION 



lxxxv 



Interior Distribution of Illinois Fishes by River Systems 

 Species and Number of Collections of each — continued 



Pike-perch 



Sauger 



Yellow perch 



Log-perch 



Hadropterus evermanni. . . 



II. phoxocephalus 



Black-sided darter 2 



Hadropterus ouackitcB. 



II. evides 



II. si ieriA s 



'aster shumardi . 

 Green-sided darter. . . . 



1 



Districts 



Sections 



a £ 



i 



+ 



4 



12 



IS 



Ji ihnny darter 



Boleosoma camurum 

 i rystallaria asprella . 



Sand darter 



Banded darter 



Blue-breasted darter 

 Etheostoma ioww . . . . 



its 4 



Rainbow darter 2 9 



20 1 

 13 



75 



35 



3 



58 



70 



1 



14 



+ 



100 



45 



6 

 42 



1 



m 



11 



10 



3 

 O 



tn 



