长嘴

Sturgeons and gars are ganoid.

鲟鱼和长嘴鱼都是硬鳞鱼。

New methods of setting nets have reduced the bycatch of dolphins but not of other species, such as billfish, turtles and sharks.

布设渔网的一新方法已经减副海豚的，没有减其它一的，象长嘴鱼、海龟和鲨鱼。