TY - BOOK TI - Report of the four GEF/UNEP/FAO regional workshops on reducing the i mpactof tropical shrimp trawl fisheries: Lagos, Nigeria, 15-17 Dece mber 1999 Puntarenas, Costa Rica, 15-17 January 2000 Teheran, Islamic R epublic of Iran, 28 Febuary-1 March 2000 Denpasar, Bali, Indonesia, 6-8 March 2000 SN - 9251045127 PY - 2000/// CY - Rome PB - FAO KW - Shrimps KW - Trawls and trawling ER -