1. Competitive interactions between herbivorous rotifers: importance of food concentration and initial population density

   • S. S. S. Sarma
   • Nandini Iyer
   • H. J. Dumont

   OriginalPaper Pages: 1 - 7

2. Thermal stratification, nutrient dynamics, and phytoplankton productivity during the onset of spring phytoplankton growth in Lake Baikal, Russia

   • Charles R. Goldman
   • James J. Elser
   • A. L. Levin

   OriginalPaper Pages: 9 - 24

3. Respiration, nutrient excretion and filtration rate of tropical freshwater mussels and their contribution to production and energy flow in Lake Kariba, Zimbabwe

   • Martina Kiibus
   • Nils Kautsky

   OriginalPaper Pages: 25 - 32

4. Vertical distribution of benthic nematodes in an oligotrophic lake: seasonality, species and age segregation

   • Walter Traunspurger
   • Carlos Drews

   OriginalPaper Pages: 33 - 42

5. Rotifers from Petit Saut reservoir (French Guyana), with the description of a new taxon

   • Roger Pourriot

   OriginalPaper Pages: 43 - 52

6. Heavy metal concentrations in surficial sediments and benthic macroinvertebrates from Anzali wetland, Iran

   • N. Pourang

   OriginalPaper Pages: 53 - 61

7. Food availability and growth rate in natural populations of the brown trout (Salmo trutta) in Corsican streams

   • Remi Chappaz
   • Georges Olivart
   • Guy Brun

   OriginalPaper Pages: 63 - 69

8. Applying an index of biotic integrity based on fish assemblages in a West African river

   • Bernard Hugueny
   • Sekou Camara
   • Mambi Magassouba

   OriginalPaper Pages: 71 - 78

9. Eutrophication and its control by biomanipulation: an enclosure experiment

   • Ilhami Tüzün
   • C. F. Mason

   OriginalPaper Pages: 79 - 95

10. Community development and modes of phosphorus utilization in a late summer ecosystem in the central Gulf of Finland, the Baltic Sea

    • Lars Grönlund
    • Kaisa Kononen
    • Kalervo Mäkelä

    OriginalPaper Pages: 97 - 108

11. Phytoplankton community succession in a lake subjected to artificial circulation

    • Richard P. Barbiero
    • Barbara J. Speziale
    • Steven L. Ashby

    OriginalPaper Pages: 109 - 120

12. Relative importance of pico-, nano-, and microplankton to the productivity of Mountain Lake, Virginia

    • Myron H. Beaty
    • Bruce C. Parker

    OriginalPaper Pages: 121 - 129

13. Diurnal buoyancy changes of Microcystis in an artificially mixed storage reservoir

    • Petra M. Visser
    • Henk A. M. Ketelaarsl
    • Luuc R. Mur

    OriginalPaper Pages: 131 - 141

14. Paleolimnological evaluation of historical trophic state conditions in hypereutrophic Lake Thonotosassa, Florida, USA

    • Mark Brenner
    • Thomas J. Whitmore
    • Claire L. Schelske

    OriginalPaper Pages: 143 - 152

15. The effects of disturbance on a herbivore-epilithon interaction in an upland stream

    • Benjamin Gawnel
    • P. S. Lake

    OriginalPaper Pages: 153 - 160

16. Chemical water quality studies in the Central Patagonian Region of Chile following the eruption of Volcan Hudson

    • John Weaire
    • Ralph Manly

    OriginalPaper Pages: 161 - 166

17. Inhibition of Chlorella growth by the lipids of cyanobacterium Microcystis aeruginosa

    • Miyoshi Ikawa
    • James F. Haney
    • John J. Sasner

    OriginalPaper Pages: 167 - 170

18. Male and ephippial female Daphnia jollyi Petkovski,1973 discovered in Western Australia and the parthenogenetic female redescribed

    • John A. H. Benziel
    • Ian A. E. Bayly

    OriginalPaper Pages: 171 - 181

19. volume 331 (1996), author index

    Legacy Pages: 183 - 183

20. volume 331 (1996), contents

    Legacy Pages: 185 - 186