1. Observations on adults and eggs of chaoborus flavicans (Diptera: Chaoboridae)

   • Daniel Strickman

   OriginalPaper 01 September 1980 Pages: 195 - 197

2. Algal bioassays to determine toxicity of metal mixtures

   • S. L. Wong
   • J. L. Beaver

   OriginalPaper 01 September 1980 Pages: 199 - 208

3. Distribution of sub-littoral meiobenthos off Goa coast, India

   • Z. A. Ansari
   • A. H. Parulekar
   • T. G. Jagtap

   OriginalPaper 01 September 1980 Pages: 209 - 214

4. Benthic macroinvertebrates of northwestern lake victoria, East Africa: Abundance, distribution, intra-phyletic relationships and relationships between taxa and selected element concentrations in the lake-bottom sediments

   • J. S. Mothersill
   • R. Freitag
   • B. Barnes

   OriginalPaper 01 September 1980 Pages: 215 - 224

5. Eutrophication of the salt valley reservoirs, 1968–1973 II. Changes in physical and chemical parameters of eutrophication

   • Gary L. Hergenrader

   OriginalPaper 01 September 1980 Pages: 225 - 240

6. Diel vertical migration by males, females, copepodids and nauplii in a limnetic population of diaptomus (Copepoda)

   • Garth W. Redfield
   • Charles R. Goldman

   OriginalPaper 01 September 1980 Pages: 241 - 248

7. Diel changes in plankton and water chemistry in Wicken brickpit

   • S. A. Corbet
   • R. M. S. Perrin
   • R. I. Willows

   OriginalPaper 01 September 1980 Pages: 249 - 271

8. Etude de la dynamique des populations de cilies d'un torrent experimental pendant deux annees

   • Paolo Madoni
   • Pier Francesco Ghetti

   OriginalPaper 01 September 1980 Pages: 273 - 282

9. An unusual abnormality in the development of an eye of a marine penaeid prawn, Parapenaeopsis stylifera (H. Milne Edwards). (Crustacea, Decapoda, Penaeidae)

   • G. K. Kulkarni
   • R. Nagabhushanam
   • P. K. Joshi

   OriginalPaper 01 September 1980 Pages: 283 - 284

10. Libri novi

    BookReview 01 September 1980 Pages: 285 - 286