1. Sediment quality criteria in use around the world

   • G. Allen Burton, Jr.

   REVIEW ARTICLE Pages: 65 - 76

2. Stability of diatom composition in a variable lake environment: Lake Chascomús, Argentina

   • P. Miretzky
   • N. I. Maidana
   • A. Fernández Cirelli

   RESEARCH PAPER Pages: 77 - 85

3. Transport and accumulation of bloom-forming cyanobacteria in a large, mid-latitude lake: the gyre-Microcystis hypothesis

   • K. Ishikawa
   • M. Kumagai
   • H. Nakahara

   RESEARCH PAPER Pages: 87 - 96

4. Variations in environmental factors and their effects on biological characteristics of meromictic Lake Abashiri

   • H. Mikami
   • S. Hino
   • J. Arisue

   RESEARCH PAPER Pages: 97 - 105

5. Temporal changes and vertical distribution of macrophytes in Lake Kawaguchi

   • M. Nagasaka
   • K. Yoshizawa
   • K. Hirabayashi

   NOTE Pages: 107 - 114

6. Methods for quantitative sampling of epiphytic microinvertebrates in lake vegetation

   • M. Sakuma
   • T. Hanazato
   • H. Haga

   NOTE Pages: 115 - 119

7. Effect of physical factors on the distribution of filamentous green algae in the Tama River

   • H. Okada
   • Y. Watanabe

   NOTE Pages: 121 - 126

8. Structure of plankton communities in Ilchir, an alpine lake in eastern Siberia

   • N. A. Bondarenko
   • N. G. Sheveleva
   • V. M. Domysheva

   ASIA/OCEANIA REPORT Pages: 127 - 133