冬鱚科为辐鳍鱼纲鲈形目的一个科。

冬鱚科其下仅有一属一种，即冰沙鲈，又称福氏冬䲢(Cheimarrichthys fosteri)

The torrentfish, Cheimarrichthys fosteri, is an amphidromous freshwater fish that is endemic to New Zealand. Torrentfish are well adapted to life in shallow, fast-flowing riffles and rapids. They grow to a maximum of 200 mm (7.9 in) in total length, but more commonly reach 100–120 mm (3.9–4.7 in).