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。