RT Report T1 Marine Mammal Database Review: UNEP Regional Seas Reports and Studies No. 141 A1 United Nations Environment Programme, K1 mammal K1 sea K1 ocean PB United Nations Environment Programme YR 1992 FD 1992 LK https://wedocs.unep.org/handle/20.500.11822/8351 UL https://wedocs.unep.org/handle/20.500.11822/8351 NO Regional Seas Reports and Studies DS UN Environment Document Repository RD Sep 17, 2026