1. The effect of interaction between the stone loach Noemacheilus barbatulus (L.) and the bullhead Cottus gobio (L.) on prey and habitat selection

   • J. Stewart Welton
   • Christopher A. Mill
   • John R. Pygott

   OriginalPaper Pages: 1 - 7

2. Relationship between littoral grazers and metaphytic algae in five softwater lakes

   • R. L. France
   • E. T. Howell
   • P. M. Welbourn

   OriginalPaper Pages: 9 - 27

3. Cellulase activity of leaf litter and stream-dwelling, shredder macroinvertebrates

   • Kelley H. Walters
   • Leonard A. Smock

   OriginalPaper Pages: 29 - 35

4. Predation by a water mite (Piona exigua) on enclosed populations of zooplankton

   • Margaret I. Butler
   • Carolyn W. Burns

   OriginalPaper Pages: 37 - 48

5. Food assimilation and filtering rate of bighead carp kept in cages

   • Karol Opuszynski
   • Jerome V. Shireman
   • Charles E. Cichra

   OriginalPaper Pages: 49 - 56

6. Factors affecting the structure of epiphytic gastropod communities in the St. Lawrence River (Quebec, Canada)

   • B. Vincent
   • H. Rioux
   • M. Harvey

   OriginalPaper Pages: 57 - 71

7. The feeding behavior of Spumella sp. as a function of particle size: Implications for bacterial size in pelagic systems

   • Dale A. Holen
   • Martin E. Boraas

   OriginalPaper Pages: 73 - 88