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

布设渔网的些新方法已经减少副捕获的捕获，但没有减少其它些生的捕获，象长嘴鱼、鲨鱼。

In longline fishing, which targets fish such as tuna, swordfish and billfish, boats trail long lines bearing as many as 2500 baited hooks.

在以诸如金枪鱼、剑鱼旗鱼等鱼类为目标的延绳钓捕捞中，船只拖曳的鱼绳带有多达2500个饵钩。