About NAKAHARA MASATO
About 佐賀県高志館高
About 佐賀自然史研究
About Perciformes
About Saga prefecture
About river
About drainage basin
About mountainous region
About endangered species
About river water
About freshwater fish
About fish larva
About habitat
About オヤニラミ
About 神埼市
About waterfall
About Chikugogawa River
About Population ecology
About 佐賀
About 山間部
About 筑後川
About 水系
About スズキ目