ECOLOGY - Continued 



DOUDOROFF5 Peter, The resistence, reactions , and acclimatization 

 of some marine fishes to changes of temperature, PhD, California, I9UI. 



ELSONj, Paul F, Effects of current, temperature and li^ht on the 

 movements of speckled trout. PhD, Toronto, 1939^ 



PHENCH, John Winslow, The effect of temperature on the retention 

 of a maze habit in fish, PhD, Princeton, 19U2o 



GRIBBLE, Lloyd R. Reactions of brook lampreys to various lights. 

 PhD, West Virginia, 1935 « 



GUNTER, Gordon Pennington. Studies on marine fishes of Texas? 

 relative abundance and cyclic behavior related to salinity and tempera- 

 ture, PhD, Texas, 19U5'o 



HEWATT, Willis G, Ecological studies on selected marine inter- 

 tidal communities of Monterey Bay. PhD, Stanford, 193$" 



KERSWELL, Charles James, Some environmental factors limiting 

 growth and distribution of the quahaug, Venus mercenaria L, PhD, 

 Toronto, I9UI" 



LAGLER, Karl Frank, Ecological studies of turtles in Michigan 

 with special reference to fish management, PhD, Michigan, I9U0. 



LINDEMA.N, Raymond Laurel, Ecological dynamics in a senescent 

 lake. PhD, Minnesota, 19Ul« 



MCDOUGALL, Kenneth Dougal. Sessile invertebrates of Beaufort. 

 North Carolina, A study of settlement, growth and seasonal fluctua- 

 tions among pile-dwelling organisms, PhD, Duke, 19U2, 



MARSHALL, Nelson, A study of the life history and ecology of 

 Notropis chalybaeus (Cope) supplemented with data on other cyprinids 

 in Florida^ PhD, Florida, I9UI. 



lilARTIN, William R, The mechanics of environmental control of 

 body form in fishes, PhD, Michigan, I9H8. 



METCALF, Isaac Stevens Halstead, The influence of a shore com- 

 munity on the destribution of certain fishes in Lake Erie with especial 

 reference to the white bass, PhD, Western Reserve, I9UO0 



MOORE, George Azro, Studies on the adaptations of fishes to the 

 silty waters of the great plains. PhD, Michigan, 19U2, 



