1·Piranhas produce noises by vibrating, or moving their swim bladders.
食人鱼通过震动或者移动它们的鱼鳔来制造声音。
2·All along the disease is considered to be caused by abnormal swim bladders.
一直以来，该病都被认为是由鱼鳔异常引起的。
3·Methods AAS was used to determine the content of in organic salts in swim bladders of carps.
方法应用火焰原子吸收分光光度法测定鲤鱼鱼鳔中无机盐含量。
4·But the X-ray photography show is that it is still possible to suffer from the disease and normal swim bladders.
可是X线摄影显示即使鱼鳔正常仍有可能患上该病。
5·"They are not a huge prey, but are very nutritious," Patterson says, because fish lacking swim bladders typically have a high lipid content.
帕特森描述道，这些食物不大，但是营养非常丰富，因为这些没有鱼鳔的鱼通常脂质含量很高。
6·Some species also don't have swim bladders, gas Chambers that help other fish control their buoyancy as they travel up and down the water column.
这些种类中有部分的鱼不具备可以自由上浮下沉的鱼鳔或者气囊。