About NAKAHARA MASATO
About 佐賀県牛津高
About YAGAWA SHIN'ICHIRO
About 佐賀県佐賀西高
About HAMANO DAISAKU
About 佐賀自然史研究
About Saga prefecture
About Cobitidae
About habitat
About habitat environment
About organism
About paddy field
About reproductive behavior
About investigation
About farm land
About waterway
About fishway
About habitat density
About environmental conservation
About endangered species
About アリアケスジシマドジョウ
About スジシマドジョウ
About ridge
About habitat condition
About breeding
About Population ecology
About Fishes
About 佐賀
About 生息
About 生息状況
About 再調査
About 組成
About 春
About 夏
About 繁殖