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.

布设渔网一些新方法已经减副物，但没有减其它一些生物，象长嘴鱼、龟和鲨鱼。