Translation of "catching fish" into Chinese

I'll show you how to catch fish.

我会向你展示怎样捕鱼。

Mauritius reported that by-catch, fish discards and post-harvest losses in national fisheries were negligible.

毛里求斯报告说,国家渔业中的副渔获物、弃鱼和捕捞后损失非常少。