Once the trap is thrown overboard, it sinks to the bottom of the ocean, and the color - coded buoy floats above it so that the fishermen can readily locate their traps.
Begitu diturunkan, perangkap tenggelam ke dasar laut, dan pelampung berwarna itu mengapung di permukaan sehingga nelayan bisa langsung tahu lokasi perangkap mereka.