These lobster traps and crab traps have lines attached to 'em, and the line has a surface marker buoy that goes to the surface.

这些龙虾笼和蟹笼用绳索连接着，绳索有连接水面的水面信号浮标。

And in 2006, a Hanger Clinic team in Florida created a prosthetic for a dolphin that had lost its tail after getting stuck in ropes from a crab trap.

2006年，佛罗里达的一个汉格诊所团队为一只海豚制作了一个假体，这只海豚在被捕蟹器的绳子缠住后失去了尾巴。