16 HABITS OF THE BLACK CRAPPIE. 
Knauthe, K. 
1907. Das Siisswasser. Neudamm, vy+663. 
Malloch, J. R. 
1915. The Chironomid or Midges of Illinois, with Particular Reference to 
the Species Occurring in the Illinois River. Bulletin Illinois State 
Laboratory of Natural History, 10: 275-548. 
Pearse, A. S., and Achtenberg, H. 
——. The Habits of the Yellow Perch (Perca flawescens Mitchill) in Cer- 
tain Wisconsin Lakes. Forthcoming report, Bureau of Fisheries. 
Richardson, R. E. 
1913. Observations on the Breeding Habits of Fishes at Havana, Illinois, 
1910 and 1911. Bulletin Illinois State Laboratory of Natural 
History, 9: 405-416. 

1900. Artificial Propagation of the Black Basses, Crappies, and Rock Bass. 
Revised edition of the Fish Manual, 147-163. 
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