Contents

Foreword

Original Papers

• Toxicological risk assessment of harmful algal species using the rotifer exposure test
  Yasuhiro Yamasaki, Shinsa Kameo, Yoshihiro Wada, Saho Kitatsuji, Koki Yuasa and Tomoyuki Shikata

Plankton Symposium

Prize of the Plankton Society of Japan

New Doctoral Recipients

Book Review

Abstracts of Original Papers on Plankton & Benthos Research

Society Report

Society Bylaws