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重要鱼和鱼区域可以为地中海和黑海的保护计划提供信息

Christoph A Rohner^1,2, Anthony J Richardson^3,4,5, Emiliano García-Rodríguez¹

¹International Union for Conservation of Nature Species Survival Commission Shark Specialist Group, P.O. Box 29588, Dubai, United Arab Emirates.

|September 15, 2025

概括

在保护规划中优先考虑关键息地,如重要鱼和鱼区域 (ISRA),可以提高保护区的有效性. 这种方法平衡了成本,并提高了诸如德里希提亚等物种的生物多样性结果.

科学领域:

海洋保护海洋保护
系统的保护规划系统的保护规划
生物多样性的框架.

背景情况:

全球生物多样性框架 (GBF) 目标3要求快速扩大保护区.
当前的保护规划往往忽视了保护区的质量,专注于物种范围而不是关键息地.
重要区域,如重要鱼和鱼区域 (ISRA),是识别关键息地的新兴工具.

研究的目的:

评估将重要鱼和鱼区域 (ISRA) 纳入地中海和黑海鱼系统保护计划的影响.
将包括或排除ISRAs的规划场景之间的保护结果和成本进行比较.
为决策者提供平衡保护成本和质量的工具.

主要方法:

系统的保护规划场景被开发为73个chondrichthyan物种.
场景比较了包括或忽略ISRAs的方法.
分析重点是保护面积,保护成果和相关的渔业成本.

主要成果:

当将ISRA纳入与忽视时,保护规划解决方案存在显著差异.
包括ISRA保护了类似的区域 (~27%),但导致了更高的渔业成本.
尽管成本增加了,但ISRA包含的场景取得了优异的保护结果.

结论:

将重要区域纳入系统的保护规划可以提高保护区网络的有效性.
优先考虑关键息地与成本考虑一起,为改善保护质量提供了一个可行的策略.
这种方法为决策者提供了一个工具,以优化生物多样性保护区的指定,并最大限度地减少经济影响.

关键词:

水生生物学水生生物学水上科学水上科学鱼类学鱼类学鱼类学海洋生物海洋生物自然保护自然保护.动物学动物学

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