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易受伤害的大西洋护士的息地使用:一项审查

Vanessa Brito Bettcher^1,2, Ana Clara Sampaio Franco^1,3, Luciano Neves Dos Santos^1,2,3

¹Theoretical and Applied Ichthyology Lab (LICTA), Federal University of the State of Rio de Janeiro, Rio de Janeiro, RJ, Brazil.

|June 20, 2023

概括

大西洋护士,Ginglymostoma cirratum,依赖于各种息地,如珊瑚礁和海草床,海洋保护区 (MPA) 对于其生存至关重要. 保护工作必须扩大到研究不足的地区,以保护这种脆弱的物种.

科学领域:

海洋生物学和生态学
保护科学保护科学
脊椎动物动物学脊椎动物动物学

背景情况:

息地修改是生物多样性丧失的主要驱动因素,对水生物种产生重大影响.
鱼和鱼是高度危的脊椎动物,息地丧失特别影响育苗场和珊瑚礁相关物种.
大西洋护士 (Ginglymostoma cirratum) 面临越来越多的威胁,最近被IUCN重新归类为"易受伤害".

研究的目的:

综合脆弱的大西洋护士 (Ginglymostoma cirratum) 的全球分布和息地协会.
为了确定影响Ginglymostoma cirratum的关键息地和环境参数.
评估海洋保护区 (MPAs) 在保护Ginglymostoma cirratum必不可少的息地方面的作用.

主要方法:

对1950年至2021年间发表的研究进行了全面的文献审查.
专注于研究定义了与Ginglymostoma cirratum相关的息地类型.
分析了有关息地多样性,深度,温度,盐度和繁殖场的数据,特别是在保护区内.

主要成果:

环状藻 (Ginglymostoma cirratum) 与各种息地有关,包括珊瑚礁,海草,沙,岩石,红树林和宏观藻类地区.
在MPA中观察到更多的息地多样性,这些保护区也举办了大量的繁殖活动.
新生儿喜欢较浅的息地 (<20米),如珊瑚礁和海草床,而成年人居住的深度高达75米,温度范围为25-34°C,盐度为31-38 ppt.

结论:

海洋保护区 (MPA) 在保护大西洋护士的关键息地方面发挥着至关重要的作用.
关于Ginglymostoma cirratum在代表性不足的生态区域 (如东大西洋) 的息地协会的文献中存在重大差距.
需要紧迫的保护战略,整合息地保护,以全面的数据为基础,了解这种脆弱物种的重要息地.

关键词:

保护保护保护保护生态系统生态系统是什么居住地协会居住地协会海洋保护区海洋保护区

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