| identification of factors influencing shark catch and mortality in the marshall islands tuna longline fishery and management implications. | recent average annual catches of sharks by tuna longline vessels fishing in the republic of the marshall islands (rmi) are estimated to be between 1583 and 2274 t. although 22 shark species have been recorded by the observer programme for this fishery, 80% of the annual catch comprises only five species: blue shark prionace glauca, silky shark carcharhinus falciformis, bigeye thresher shark alopias superciliosus, pelagic thresher shark alopias pelagicus and oceanic whitetip shark carcharhinus lo ... | 2012 | 22497410 |