PLANTS IN PONDFISH CULTURE. 



19 



Table 7. — Food Content of Buffaxofish (Ictiobus bubii,us and I. cypbinella). 

 Advanced Fey and Fingeklings, in Pond 16B, Faieport, Iowa." 



a Fry hatched in jars May 17 to 22, 1917, and transferred to pond May 25, 1917. 



BIBLIOGRAPHY. 



BiRGE, E. A. 

 1918. The 



water fleas {Cladocod): In Fresli-water biology, by H. B. 

 Ward aud G. C Whipple, Ch, XXII, pp. 676-740. New York. 

 BiBGE, E. A., and .TrDAY. C. 



1911. The iiil.uid lake.s of Wisconsin : The dissolved gases of the water and 

 their hiolo^^'ical signilicance. Wisconsin (Jeological and Natural 

 History Survey, Bulletin No. XXII, Scientific Series No. 7, xx 

 and 257 pp. Madison. 

 Clemen. s, W. A, 



1917. An ecological study of tlic mayfly, Chirotonetes. University of 

 Toronto Studies, Biological Series No. 17, 43 pp., 5 tigs., 5 pis. 

 Toronto. 



COKER, R. E. 



1916. The Falrport fisheries biological station : its equipment, organiza- 

 tion, and functions. Bulletin. 1'. S. r.urcau (»f Fislieries, Vol. 

 XXXIV, for 1914, pp. 3S3-4U5. Washington. 

 Forbes, S. A. 



1880. On the food of young fishes. Bulletin, Illinois State Laboratory of 



Natural History, Vol. 1, No. 3, pp. (»t»-7!). Peoria. 

 1883. The food of the smaller fresh-water fishes. Ibid., No. G, pi>. 65-94. 

 F0RBE.S, S. A., and Richardson, R. E. 



1908. The fl.slies of Illinois. Natural History Survey of Illinois: State 

 Laboratory of Natural History, Vol. Ill, cxxxi and 3r)7 pp. 



.lUDAY, C 



1907. A study of Twin Lakes, Colorado, with especial consideration of the 

 food of the trouts. Bulletin, U. S. Bureau of Fisheries, Vol. 

 XXVI, for 1906, pp. 147-178. Washington. 



MoORE, E. 



1915, The itotainngetons in relation to pond culture. Bulletin, U. S. Bureau 

 of Fisherie.s, Vol. XXXIII, for 1913, pp, 251-292, Wa.shington. 



