The walking catfish will shimmy towards attractive volatile amino acids while steering clear of foul waters emanating hydrogen sulfide.

行走的鲶鱼会向有吸引力的挥发性氨基酸摆动，同时避开散发硫化氢的污浊水域。

Some fish, like this Naso Tang have their bladders squeezed so as not to foul their shipping water with waste, a danger Nahacky also says would be imposed by feeding requirements.

一些鱼，像这样的Naso Tang，它们的膀胱被挤压，以免用废物污染它们的运输水，Nahacky还说，这种危险是由喂养要求造成的。