About TSUTSUMI Hiroaki
About Prefectural Univ. Kumamoto, Kumamoto, JPN
About Plankton and Benthos Research
About Bivalvia
About Ruditapes philippinarum
About Fisheries biology in general
About Ecosystems
About 有明海
About 生態系
About 現象
About 二枚貝類
About 資源
About 崩壊
About 赤潮
About 底層水
About 低酸素