waterproof lens

Very small silvery eellike schooling fishes that burrow into sandy beaches.

成群游动的似鳗的非常小的银色鱼，能在沙滩中打洞。

Small eellike fishes common in shallow waters of the North Atlantic.

北大西洋浅水中常见的似鳗的小鱼。

eellike fishes found in subarctic coastal waters.

亚北极水域中似鳗的鱼。

Old World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal fin.

东半球的淡水鲇鱼，体表无鳞，有类似鳗鱼尾鳍的很长的臀鳍。

marine eellike mostly bottom-dwelling fishes of northern seas.

北部海洋中大多数底栖的似鳗海鱼。

Primitive eellike freshwater or anadromous cyclostome having round sucking mouth with a rasping tongue.

原始的似鳗的淡水或淡水中产卵的圆口纲脊椎动物，它们有长有吮吸嘴，嘴内有锉舌。