科学的調査031

東京大学三方湖実習

感想

はす川（倉見付近・下流側）

聞き取り内容

＜環境の特徴＞
・優占する植生：スゲsp.
・水深：0.10でほぼ一様
・水温：22.8℃
・底質：礫床（大きめの石）またはコンクリート舗装
・護岸形状：両側石垣

＜採集方法＞
タモ網、投網

＜生物相＞
カジカ幼体、カワムツ、ヤゴ、アブラハヤ、カワゲラの幼虫、サワガニ、ナベブタムシ、アマガエル

＜コメント＞
カジカ（ドスマン）やカニは確認できた。しかし、昔の様に『簡単に」とることができなかった。
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