RECENT FRESHWATER INVESTIGATIONS 295 



Walter, E. 



93. Biologie unci Biologische Siisswasserstationen. 

 Forsch-Ber. Biol. Stn. Plon, ii, 138-47. 



95. Eine praktisch-verwerthbare Methode zur quantitativen Bestim- 



mung des Teichplanktons. 



Forsch-ber. Biol. Stn. Plon, iii, 180-7. 



Rev. Z. C, ii, 72. 

 95a. Ueber die Moglichkeit einer biologischen Bonitirung von 



Teichen. 



Allg. Fisch. Zeit., xx, 14 pp.; also Jahresb. Schles. Fisch-Ver. 

 *96. Zielen und Wege der Teichwirthschaft. 



Zeit. f. Fischerei, iv, 144. 

 *96a. Ein Versuch die teickwirtschaftliche Station in Trachenberg 



unmittelbar fur die Praxis nutzbar zu niachen. 



Zeit. f. Fischerei, iv. 

 *96b. Die naturliche Nahrung unserer Teichfisehe. 



Allg. Fisch. Zeit, xxi, 374-7. 

 Ward, H. B. 



94. A Preliminary Report on the Worms (mostly Parasitic) Col- 

 lected in Lake St. Clair, in the Summer of 1893. 



Bull. Mich. Fish. Comm., 4, 49-54, 1 table; also in Stud. Zool. Lab. 



Univ. Nebr., No. 4. 



Faunistic. 



95. The Food Supply of the Fish in the Great Lakes. 



Nebr. Lit. Mag., i, 107-24, 2 pi.; also in Stud. Zool. Lab. Univ. 

 Nebr., No. 11; Bien. Rept. Mich. Fish Comm., xii, 117-29. 



96. The Food Supply of the Great Lakes, and Some Experiments 

 on its Amount and Distribution. 



Trans. Amer. Mic. Soc, xvii, 242-54, 2 pi.; also in Stud. Zool. 



Lab. Univ. Nebr., No. 12. 



Rev. Z. C, iii, 203-5. 

 96a. A New Method for the Quantitative Determination of Plankton 



Hauls. 



Trans. Amer. Mic. Soc, xvii, 255-60; also in Stud. Zool. Lab. 



Univ. Nebr., No. 13. 



Rev. Z. C, iii, 225; Ber. Fisch. Ver. Ost-Preussen. 

 96b. A Biological Examination of Lake Michigan in the Traverse 



Bay Region. 



Bull. Mich. Fish. Comm., 6, 1-71, 5 pi.; also in Stud. Zool. Lab. 



Univ. Nebr., No. 16. 



Rev. Z. C, iv, 176-7; J. R. M. S., 97, 25; cf. Nat. Sci., x, 8-9. 

 98. Report of the Zoologist. Fish Food in Nebraska Streams. 



Ann. Rept. Nebr. Bd. Agr., 97, 272-9; also in Stud. Zool. Lab. 



Univ. Nebr., No. 28. 



Rev. Z. C, v, 606. 



Brief discussion of conditions and list of species found. 



