鱼群

Fish populations assume highly localized distributions within each river.

分中在每条河的某些区域。

Cololabis saira stick-held net is a kind of buoyant lift-nets, catching fish by attracting lamps.

摘要秋刀舷提网属船浮敷式灯诱敷网，利用灯诱至网中，起网捕捞。

An 80-ton remote control fish feeder, designed to survive even a destructive nor'easter, floats off the coast of New Hampshire in an undated picture.

这张未标明期照片的主角，是漂浮在美国什尔州海岸附近、重达80吨的遥控喂养装置。