Penaeid shrimps - their biology and management : selected papers presented at the workshop on the scientific basis for the management of penaeid shrimp held at Key West, Florida, USA, November 1981, sponsored by US Dept. of Commerce, NOAA/NMFS, Southeast Fisheries Center, Gulf States Marine Fisheries Commission in collaboration with the Food and Agriculture Organization of the UN, Fishery Resources and Environmental Division / credited by John A. Gulland and Brian J. Rothschild.