1. Morphological variability of Aulacoseira granulata (Ehr.) Simonsen (Bacillariophyceae) in the Lower Paraná River (Argentina)

   • I. O'Farrell
   • G. Tell
   • A. Podlejski

   RESEARCH PAPER Pages: 65 - 71

2. Dynamics of cyanophage-like particles and algicidal bacteria causing Microcystis aeruginosa mortality

   • P. M. Manage
   • Z. Kawabata
   • S. Nakano

   RESEARCH PAPER Pages: 73 - 78

3. Penetration of solar ultraviolet radiation into New Zealand lakes: influence of dissolved organic carbon and catchment vegetation

   • R. Rae
   • C. Howard-Williams
   • W. F. Vincent

   RESEARCH PAPER Pages: 79 - 89

4. Effects of zooplankton on nutrient availability and seston C : N : P stoichiometry in inshore waters of Lake Biwa, Japan

   • J. J. Elser
   • L. Gudex
   • J. Urabe

   RESEARCH PAPER Pages: 91 - 100

5. Behavior of Peridinium bipes (Dinophyceae) resting cysts in the Asahi Reservoir

   • N. Kishimoto
   • Y. Ohnishi
   • M. Ohnishi

   RESEARCH PAPER Pages: 101 - 109

6. Phytoplankton growth rate as a function of cell size: an experimental test in Lake Biwa

   • M. Kagami
   • J. Urabe

   RESEARCH PAPER Pages: 111 - 117

7. Release of phosphorus from sediments in Lake Biwa

   • T. Murphy
   • A. Lawson
   • C. Nalewajko

   RESEARCH PAPER Pages: 119 - 128

8. Nitrous oxide in brackish Lakes Shinji and Nakaumi, Japan

   • Yukiko Senga
   • Yasushi Seike
   • Minoru Okumura

   NOTE Pages: 129 - 136

9. Observation of wind-induced two-layer dynamics in Lake Nakaumi, a coastal lagoon in Japan

   • T. Godo
   • K. Kato
   • Y. Ishitobi

   NOTE Pages: 137 - 143