Losing pieces of the puzzle: threats to marine, estuarine, and diadromous species

Losing pieces of the puzzle: threats to marine, estuarine, and diadromous species
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失去拼图的碎片:对海洋、河口和产卵物种的威胁

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发表时间:
2005
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通讯作者:
Carrie V. Kappel
Carrie V. Kappel
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文献类型:
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作者:
Carrie V. Kappel

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面临灭绝危险的海洋物种数量正在增加。因此,了解导致海洋灭绝风险的威胁对保护至关重要。当美国濒危物种法案和世界自然保护联盟红色名录上的海洋,河口和溯河产卵物种的主要威胁根据它们影响的物种数量进行排名时,在物种之间和机构之间的威胁排名中出现了强烈的共识。过度捕捞是脆弱海洋物种最常见的威胁,约有一半的受威胁物种是渔业中的副渔获物。生境退化是对陆地物种的主要威胁,在对海洋物种的影响中排名第二。所列海洋物种的丧失可能会影响生态系统功能和生态系统服务的提供,因为其中许多物种都是强有力的相互作用者,包括生态系统工程师、在陆地和海洋生态系统之间提供重要营养联系的分类群,以及数量不成比例的高营养-.
The number of marine species at risk of extinction is rising. Understanding the threats that contribute to extinction risk in the seas is thus critical to conservation. When major threats to marine, estuarine, and diadromous species on the US Endangered Species Act and IUCN Red lists were ranked according to the number of species they affect, strong consensus in the ranking of threats across species and between institutions emerged. Overexploitation is the most frequent threat to vulnerable marine species, with approximately half of threatened species caught as bycatch in fisheries. Habitat degradation, the primary threat to terrestrial species, ranks second in impact on marine species. Loss of listed marine species would probably affect ecosystem function and delivery of ecosystem services because many of these species are strong inter-actors, including ecosystem engineers, taxa that provide important nutrient links between terrestrial and marine ecosystems, and a disproportionate number of high trophic-...