Dolphin excluder net - an indigenous method to ward off the damage by dolphins in ring net

摘要

After the introduction of ring net in Kozhikodeuddistrict in 1989, there was a gradual reductionudof other traditional pelagic gears in this area. Atudpresent, ring net is the main gear for the exploitationudof pelagic resources like oil sardine and mackerel.udOne of the problems faced by the fishermenudoperating the ring net is the damage of the gearudcaused by dolphin when it tries to prey up on theudfish. Now the fishermen have found out anudindigenous way to save the net from this menace byudencircling the ring net by another net. This methodudhas been in use by some boats for the last four toudfive years, and of late it has become very popular.