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Satellite tracking highlights the need for international cooperation in marine turtle management

机译:卫星跟踪突出显示了在海龟管理方面进行国际合作的必要性

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ABSTRACT: We present detailed results of a satellite tracking project following 10 adult female turtles from the Cayman Islands, thought to have once been one of the world’s largest rookeries. By tracking the movements of 7 green turtles Chelonia mydas and 3 loggerhead turtles Caretta caretta from now critically reduced rookeries we defined key habitats for internesting movement, migration, and foraging in a range of Caribbean jurisdictions. Turtles tracked from the Cayman Islands traveled to foraging grounds in Belize, Guatemala, Honduras, Mexico, Nicaragua and the USA. This range encompasses a 2000 km stretch of Caribbean coastline and the Florida Keys, highlighting the need for international cooperation in identifying and mitigating foraging ground threats. For one of the green turtles, foraging site fidelity was elucidated over the course of two reproductive seasons, and oceanic internesting intervals/post-nesting oceanic circles were defined for the first time in Atlantic loggerhead turtles. In addition to fundamental and applied insights into the biology of the 2 species, this research elucidates geographic scale for potential ecological effects of past decimation of rookeries in the Cayman Islands and highlights the effectiveness of community efforts in support of conservation research.
机译:摘要:我们介绍了一个卫星跟踪项目的详细结果,该项目跟踪了10个来自开曼群岛的成年雌龟,这些龟曾经被认为是世界上最大的鸟类之一。通过跟踪从现在极度减少的群中的7只绿海龟(Chelonia mydas )和3只<海龟(i> Caretta caretta )的运动,我们定义了重要的栖息地,以进行一系列的活动,迁徙和觅食加勒比地区。从开曼群岛追踪的海龟前往伯利兹,危地马拉,洪都拉斯,墨西哥,尼加拉瓜和美国的觅食地。该范围包括超过2000公里的加勒比海海岸线和佛罗里达群岛,这突出表明了在识别和缓解觅食性地面威胁方面进行国际合作的必要性。对于其中的一只绿海龟,在两个繁殖季节的过程中阐明了觅食点的保真度,并且首次在大西洋logger龟中定义了海洋相互嵌套间隔/嵌套后海洋圈。除了对这两个物种的生物学有基本了解和应用见识之外,该研究还阐明了开曼群岛过去对群居种群的抽样消灭的潜在生态影响的地理范围,并强调了社区为支持保护研究所做努力的有效性。

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