1. Prey utilization by Chaoborus punctipennis Say in a small, eutrophic reservoir

   • Michael J. Chimney
   • Robert W. Winner
   • Steven K. Seilkop

   OriginalPaper 01 December 1981 Pages: 193 - 199

2. Diel variations of certain physico-chemical parameters of water in selected aquatic systems

   • K. R. Reddy

   OriginalPaper 01 December 1981 Pages: 201 - 207

3. Some considerations on the geographical distribution of rotifers

   • M. de Ridder

   OriginalPaper 01 December 1981 Pages: 209 - 225

4. Mineral composition of Phragmites australis in Scottish lochs as related to eutrophication. I. Seasonal changes in organs

   • Y. B. Ho

   OriginalPaper 01 December 1981 Pages: 227 - 237

5. The temporal and spatial distribution of planktonic and benthic protozoan communities in a small productive lake

   • A. W. Bark

   OriginalPaper 01 December 1981 Pages: 239 - 255

6. Interêts du dosage des adénosines 5′-phosphate pour l'étude de la dynamique des populations phytoplanctoniques lacustres (le Pavin - France)

   • Christian Amblard

   OriginalPaper 01 December 1981 Pages: 257 - 270

7. Etude de la reproduction du gardon (Rutilus rutilus) et des effets d'une élévation provoquée de la température en Meuse sur cette reproduction

   • A. Mattheeuws
   • M. Genin
   • avec la collaboration technique de Y. Mine

   OriginalPaper 01 December 1981 Pages: 271 - 282

8. Book reviews

   BookReview 01 December 1981 Pages: 283 - 285

9. Contents to volume 85

   Legacy 01 December 1981 Pages: 287 - 288