…It is found from southern Hokkaido to Kyushu, inhabiting the intertidal zone of the bay and on the muddy bottom at a depth of about 50m. Along with the lugworm Paraprionospio pinnata , it is highly resistant to oxygen deficiency and lives in the most environmentally unfriendly water at the back of the bay. When the sea is polluted by wastewater from land and oxygen deficiency occurs, it gradually spreads its distribution, so it is considered a marker of marine pollution. … *Some of the terminology explanations that mention "Paraprionospio pinnata" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…北海道南部から九州に分布し,湾内の潮間帯から水深50mくらいの泥底に分布する。ゴカイ類のヨツバネスピオParaprionospio pinnataとともに酸素の欠乏にたいへん強く,湾の奥のもっとも環境の悪い水質のところにすむ。陸上からの廃水などで海域が汚染して酸素が欠乏するとだんだんと分布を広げるので,海域汚染の目印とされる。… ※「Paraprionospio pinnata」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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