114 ILLINOIS BIOLOGICAL MONOGRAPHS [114 



Pearse, A. S. 



1915. On the Food of the Small Shore Fishes in the Waters Near Madison, Wisconsin. 



Bull. Wis. Nat. Hist. Soc, 13: 7-22. 

 1921a. Distribution and Food of the Fishes of Green Lake, Wisconsin, in Summer. Bull. 



U. S. Bur. Fish., 37: 255-272. 

 1921b. The Distribution and Food of the Fishes of Three Wisconsin Lakes in Summer. 

 Univ. Wis. Stud. Sci., 3: 5-61. 

 Pearse, A. S., and Achtenberg, H. 



1920. Habits of the Yellow Perch in Wisconsin Lakes. Bull. U. S. Bur. Fish., 36: 1-74. 

 Powers, E. B. 



1921. Experiments and Observations on the Behavior of Marine Fishes Toward Hydro- 



gen-Ion Concentration of Sea Water. Pub. Puget Sound Biol. Sta., 3: 1-22. 



1922. The Physiology of the Respiration of Fishes in Relation to the Hydrogen-Ion 



Concentration of the Medium. Jour. Gen. Physiol., 3: 305-317. 

 Reeves, C. D. 



1919. Discrimination of Light of Different Wave Lengths by Fishes. Behavior Mono- 

 graphs, 4: 1-106. 

 Reighard, J. 



1913. Methods of Studying the Habits of Fishes, with an Account of the Breeding Habits 



of the Horned Dace. Bull. U. S. Bur. Fish., 28: 1111-1135. 

 1915. An Ecological Reconnaisance of the Fishes of Douglas Lake, Cheboygan Co., 

 Michigan, in Mid-summer. Bull. U. S. Bur. Fish., 33: 215-249. 

 Scott, G. G. 



1908. Effects of Changes in the Density of Water upon the Blood of Fishes. Bull. U. S. 

 Bur. Fish., 28: 164-181. 

 Seyler, C. A. 



1894. Notes on Water Analysis. Chem. News, 70: 39-47. 

 Shelford, V. E. 



1911a. Ecological Succession. I. Stream Fishes and the Method of Physiographic 



Analysis. Biol. Bull., 21: 9-35. 

 1911b. Ecological Succession. II. Pond Fishes. Biol. Bull., 21: 121-149. 

 1911c. Ecological Succession. III. A Reconnaisance of its Causes in Ponds, with Par- 

 ticular Reference to Fish. Biol. Bull., 22: 1-28. 



1912. Ecological Succession. V. Aspects of Physiological Classification. Biol. Bull., 



23: 331-370. 



1913. Animal Communities in Temperate America. Univ. Chicago Press. 362 pp. 



1923. The Determination of Hydrogen-Ion Concentration in Connection with Fresh 



Water Biological Studies. Bull. 111. State Nat. Hist. Surv., 14: 379-395. 

 Shelford, V. E., and Allee, W. C. 



1913a. Rapid Modification of the Behavior of Fishes by Contact with Modified Water. 



Joum. An. Behav., 4: 1-30. 

 1913b. The Reaction of Fish to Gradients of Dissolved Atmospheric Gasses. Joum. 

 Exp. Zool., 14: 207-266. 

 Shelford, V. E., and Powers, E. B. 



1915. An Experimental Study of the Movements of Herring and Other Marine Fishes. 

 Biol. Bull., 28: 315-334. 

 Turner, C. L. 



1919. The Seasonal Cycle in the Spermary of the Perch. Joum. Morph., 32: 681-711. 

 Wagner, G. 



1911. The Cisco of Green Lake, Wisconsin. Bull. Wis. Nat. Hist. Soc, 9: 73-77. 



