334 VICTOR E. SHELFORD AND EDWIN B. POWERS. 



Bertham, A. C. 



'96-7 Annual Report; Canada Department of Marine and Fisheries. 1896-7. 

 Birge, Edward, A. and Juday, Chauncey. 



'11 Dissolved Gases. Wisconsin Geological and Nat. Hist. Survey Bull. No. 22. 

 Finley, C. W. 



'13 Natural Nesting Sites as a Factor in Bird Abundance. Nature Study 

 Review, Dec, 1913, pp. 79-81. 

 Henderson, L. J. 



'13 The Fitness of the Environment. New York. 

 Johnstone, James. 



'08 Conditions of Life in the Sea. Cambridge. 

 Lederer, A. 



'12 Some Observations on the Formation of Hydrogen Sulfide in Sewage. Am. 

 Jour. Pub. Health, Vol. 3, pp. 552-61. 

 Lydekker. 



'03 The New Natural History, Vol. V. 

 Marsh, Millard C. and Cobb, John N, 



'07 The Fisheries of Alaska in 1907. Rep. U. S. Com. Fish 1907, p. 53. 

 '10 The Fisheries of Alaska in 19 10. Rep. U. S. Com. Fish 1910, p. 45. 

 Murray, John and Hjort, Johan. 



'12 The Depths of the Ocean. Lond. 

 Putzger, F. W. 



'oi Historischer Schul-Atlas. Leipzig. 

 Shelford, Victor E. 



'11 Ecological Succession, III. A Reconnaissance of its Causes in Ponds with 

 Particular Reference to Fish. Biol. Bull., Vol. 22, No. i, pp. 1-38. 

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



'13 Reactions of Fishes to Gradients of Dissolved Atmospheric Gases. Jour. 



Expt. Zool., Vol. XIV., pp. 207-266. 

 '14 Rapid Modification of the Behavior of Fishes. Jour. An. Beh., Vol. IV., 

 pp. 1-30. 

 Tittmann, O. H. 



'13 Tide Tables for the Pacific Coast of the U. S. together with a number of 

 Foreign Ports in the Pacific Ocean. Reprinted from Tide Tables for 1914. 

 Dept. of Commerce Coast and Geodetic Survey, Washington, D. C. 

 Weigelt, C. 



'03 L'assainessement et le repeuplement des rivieres. Memoires courounes. 

 (Translated from German) Brussels. 

 Wells, Morris, M. 



'13 The Resistance of Fishes to Different Concentrations and Combinations of 



Oxygen and Carbon dioxide. Biol. Bull., Vol. 25, No. 6, pp. 323-347. 

 '14 Resistance and Reactions of Fishes to Temperature. Transactions of the 

 Illinois. Acad. Science, Vol. VII., 1914. 

 Yeats, J. 



'86 The Growth and Vicissitudes of Commerce. London (Philip and Son) 

 (bears no date, '86 date of latest statistics given). 



