 | International Biological Programme - Nature - 1980 - 384 pages
...not definitely known to belong to any of the above categories, because of the lack of information. In practice, 'Endangered' and 'Vulnerable' categories...insufficient to justify their transfer to another category. For species which are neither rare nor threatened, the symbol 'nt' is used. Although national lists... | |
 | Lissie Wright, International Union for Conservation of Nature and Natural Resources - Nature - 1982 - 490 pages
...belong to any of the above categories, because of lack of information. NB In practice, 'Endangered1 and 'Vulnerable' categories may include, temporarily,...insufficient to justify their transfer to another category. LIST OF THREATENED TESTUDINES, CROCODYLIA AND RHYNCHOCEPHALIA 1. IN SYSTEMATIC ORDER The letter preceding... | |
 | Government publications - 1987 - 102 pages
...("Endangered" and "Vulnerable" catagories may include, temporarily, taxa whose populations are begining to recover as a result of remedial action, but whose...insufficient to justify their transfer to another catagory.) RARE (R): Taxa with small world populations that are not at present "Endangered" or "Vulnerable",... | |
 | IUCN/SSC Rodent Specialist Group. Workshop - Nature - 1989 - 68 pages
...but no t definitely known to belong to any of the above categories, because of lack of information. NB In practice, "Endangered" and "Vulnerable" categories...insufficient to justify their transfer to another category. Appendix 2: Members of IUCN/SSC Rodent Specialist Group (1984-1988 IUCN Trienmum) Chairman: William... | |
 | World Conservation Monitoring Centre - Nature - 1990 - 232 pages
...populations that are still abundant but are under threat from severe adverse factors throughout their range. NB In practice, "Endangered" and "Vulnerable" categories...insufficient to justify their transfer to another category. RARE(R) Taxa with small world populations that are not at present "Endangered" or "Vulnerable", but... | |
 | Caroline Harcourt, Jane Thornback - Nature - 1990 - 262 pages
...populations that are still abundant but are under threat from severe adverse factors throughout their range. In practice, "Endangered" and "Vulnerable" categories...insufficient to justify their transfer to another category. RARE (R) Taxa with small world populations that are not at present "Endangered" or "Vulnerable", but... | |
 | International Union for Conservation of Nature and Natural Resources - Nature - 1991 - 450 pages
...populations that are still abundant but are under threat from severe adverse factors throughout their range. NB: In practice. Endangered and Vulnerable categories...insufficient to justify their transfer to another category at present. Rare (R) Taxa with small world populations that are not at present Endangered or Vulnerable... | |
 | Georgina M. Mace, World Conservation Monitoring Centre - Animals - 1993 - 348 pages
...populations that are still abundant but are under threat from severe adverse factors throughout their range. NB In practice, 'Endangered' and 'Vulnerable' categories...insufficient to justify their transfer to another category. RARE (R) Taxa with small world populations that are not at present 'Endangered' or 'Vulnerable', but... | |
 | K.J. Gaston - Nature - 1994 - 220 pages
...effective conservation measures have been taken or the previous threat to their survival has been removed. In practice, Endangered and Vulnerable categories...insufficient to justify their transfer to another category. Insufficiently Known (K) Taxa that are suspected but not definitely known to belong to any of the above... | |
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Endangered' and 'Vulnerable' categories may include, temporarily, taxa whose populations are beginning to recover as a result of remedial action, but whose recovery is insufficient to justify their transfer to another category. RARE (R) Taxa with small... 
