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レビュー - レビューを書くレビューが見つかりませんでした。 多く使われている語句abundance animals appears areas baiji beaked whale behaviour biology bottlenose dolphin Bryde's whales calving captive breeding cetaceans reported coast coastal Commn Special Issue common dolphins Conservation Monitoring Centre DELPHINIDAE distribution eastern tropical Pacific exploitation females fin whales fish fishery Greenland groups habitat Habitat and Ecology harbour porpoise Hector's dolphin incidental take INSUFFICIENTLY KNOWN Islands IUCN IUCN Conservation Monitoring IUCN Gland Japan Kasuya killer whales Leatherwood Leatherwood and Reeves males Marine Mammals Mead Mesoplodon minke whales narwhal North Atlantic North Pacific northern ODONTOCETI Perrin and Brownell Phocoena Pilleri pilot whale population estimates Porpoises and Whales protection range records reported by CITES right whale river dolphin sexual maturity sightings small cetaceans South Africa Southern Hemisphere specimens sperm whale Stenella strandings subcommittee on small Suborder ODONTOCETI Family survey Switzerland taken Threats tion of Biological trade in cetaceans waters western North Whal 人気のある引用429 ページ - UNCTAD United Nations Conference on Trade and Development UNDP United Nations Development Programme UNEP United Nations Environment Programme UNESCO United Nations Educational, Scientific and Cultural Organization... 19 ページ - Taxa believed likely to move into the 'Endangered' category in the near future if the causal factors continue operating. Included are taxa of which most or all the populations are decreasing because of over-exploitation, extensive destruction of habitat or other environmental disturbance... 25 ページ - ... of harvested natural resources under their jurisdiction in accordance with scientific principles and with a view to attaining the goal of sustainable development. 19 ページ - Taxa with small world populations that are not at present Endangered or Vulnerable, but are at risk. These taxa are usually localized within restricted geographical areas or habitats or are thinly scattered over a more extensive range. Indeterminate (I). Taxa known to be Extinct, Endangered, Vulnerable or Rare, but where there is not enough information to say which of the four categories is appropriate. 426 ページ - Stock (IMS) is a stock more than 20 per cent of MSY stock level above MSY stock level. Commercial whaling shall be permitted on Initial Management Stocks according to the advice of the Scientific Committee as to measures necessary to bring the stocks to the MSY stock level and then optimum level in an efficient manner and without risk of reducing them below this level. The permitted catch for such stocks will not be more than 90 per cent of MSY as far as this is known, or, where it will be more appropriate,... 19 ページ - Taxa in danger of extinction and whose survival is unlikely if the causal factors continue operating. Included are taxa whose numbers have been reduced to a critical level or whose habitats have been so drastically reduced that they are deemed to be in immediate danger of extinction. Also included are taxa that are possibly already extinct but have definitely been seen in the wild in the past 50 years. Vulnerable (V) Taxa believed likely to move into the Endangered category in the near future if... 390 ページ - J.6. 1977. Records of Sei and Bryde's Whales from the Atlantic Coast of the United States, the Gulf of Mexico and the Caribbean. 19 ページ - Taxa formerly included in one of the above categories, but which are now considered relatively secure because effective conservation measures have been taken or the previous threat to their survival has been removed. 19 ページ - Vulnerable', but are at risk. These taxa are usually localised within restricted geographical areas or habitats or are thinly scattered over a more extensive range. INDETERMINATE (I) Taxa known to be 'Endangered', 'Vulnerable' or 'Rare' but where there is not enough information to say which of the three categories is appropriate. 149 ページ - Act, rather than sections 103 and 104, governs the incidental taking of marine mammals in the course of commercial fishing operations... この書籍への参照Google Scholar の学術資料Diet composition and trophic levels of marine mammalsD Pauly, AW Trites, E Capuli, V Christensen - 1998 - ICES Journal of Marine Science Microsatellite markers for the study of cetacean populationsE VALSECCHI, W AMOS - 1996 - Molecular Ecology Competition Between Fisheries and Marine Mammals for Prey and ...Andrew W Trites, Villy Christensen, Daniel Pauly - J. Northw. Atl. Fish. Sci On bycatchesMartin A Hall - 1996 - Reviews in Fish Biology and Fisheries ウェブページからの参照FAOBIB WHALES & DOLPHINS IN BRITISH SEAS WEBLIS References and Bibliography Encyclopedia Smithsonian: Whales, Dolphins and Porpoises ... RISSO'S DOLPHIN Bibliography of Marine Mammals Image:Blue Whale population, Pengo.svg - Wikipedia, the free ... Porpoises (Phocoenidae): Information and Much More from Answers.com Marine Mammal Bibliography 書誌情報
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