sea-mouse

...These fish are also known by the nickname "uminezumi" (sea mouse) because their backs are raised and covered in mud, making them gray. Their English name is also "sea mouse." There are six species in Japan, and they live in the intertidal zone and on the seabed at depths of up to 800 meters.

*Some of the terminology that mentions "sea mouse" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…また背中が盛り上がり，泥をかぶって灰色になっているところからウミネズミという俗称で呼ばれる。英名もsea‐mouse。日本には6種あり，各地の潮間帯から水深800mの海底にすむ。…

※「sea-mouse」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