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Conservation status of Caribbean coot Fulica caribaea in the Netherlands Antilles and other parts of the Caribbean

机译:在荷属安的列斯群岛和加勒比海其他地区的加勒比白骨灰(Fulica caribaea)的保护状况

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ABSTRACT: In 2005 to 2006 we assessed the status of the Caribbean coot Fulica caribaea in the Netherlands Antilles, largely semi-arid islands in the South Caribbean, with small numbers of permanently available fresh water bodies. The Caribbean coot is a freshwater bird which is dependent on the seasonal availability of freshwater ponds for breeding; it breeds on 4 of the 6 islands of the Netherlands Antilles, viz. Curaçao (first recorded in 1956), Bonaire (1974), Aruba (1977), and St. Maarten (1981). Compared to the period up to and including 1979, group sizes in 1980 to 2006 were larger on Curaçao, and it appears more abundant in the latter period on all islands. We report on 49 sites (5 ha) in the Caribbean where the species has been recorded, or where we would expect it to occur on the basis of available habitat. Threats to the Caribbean coot include drainage or reclamation of habitat, hunting, and pollution. Few sites receive protection. The coot has a restricted range of occupancy of some 1000 km2, spread out over 13 islands, representing 10 countries. Based on its restricted range, coupled with high levels of threat and the limited amount of protection, we recommend that the species be included as ‘Vulnerable’ in the IUCN (International Union for the Conservation of Nature and Natural Resources, World Conservation Union) Red List. An increase in the level of (legal) protection, in addition to an increase in the amount of habitat included in the regional protected areas network and heightening the awareness of the needs of this Caribbean endemic are overdue. The establishment of permanent freshwater ponds, especially in the arid parts of its range, appears favourable for the species, and may aid conservation.
机译:摘要:在2005年至2006年间,我们评估了荷属安的列斯群岛加勒比海白垩纪(I> Fulica caribaea )的状况,荷属安的列斯群岛位于南加勒比海的大部分半干旱岛屿,并且有少量永久可用的淡水体。加勒比白骨鸭是一种淡水鸟,取决于淡水池塘的季节性繁殖。它在荷属安的列斯群岛的6个岛屿中的4个上繁殖。库拉索岛(1956年首次记录),博内尔岛(1974),阿鲁巴岛(1977)和圣马丁岛(1981)。与1979年之前(含该时期)相比,库拉索岛的1980年至2006年的种群规模更大,并且在后期所有岛屿上的种群数量似乎都更多。我们报告了加勒比地区49个地点(> 5公顷)的记录地点,该地点已经记录了该物种,或者根据现有的栖息地,我们希望该物种的出现。对加勒比白骨顶的威胁包括栖息地的排水或开垦,狩猎和污染。很少有站点得到保护。老傻瓜的占用范围有限,大约为1000 km 2 ,分布在代表10个国家的13个岛屿上。基于其限制范围,再加上高水平的威胁和有限的保护,我们建议将该物种列为IUCN(国际自然和自然资源保护联盟,世界自然保护联盟)的“弱势”物种。清单。除了应增加(法律)保护水平外,还不应增加区域保护区网络中所包括的生境数量,并早已意识到这种加勒比地方病的需求。建立永久性淡水池塘,特别是在其范围的干旱地区,似乎对物种有利,并可能有助于保护。

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