综合调查方法为海洋可再生能源环境影响评估提供了过程驱动的框架
James Chapman1, Benjamin J Williamson2, Ana Couto1
1School of Biological Sciences, Zoology Building, University of Aberdeen, Tillydrone Avenue, AB24 2TZ, UK.
Marine environmental research
|May 8, 2024
概括
海洋可再生能源评估需要更好的捕食者与猎物的联系数据. 这项研究使用了声学和模型来了解受水力动力学影响的鱼群运动如何影响海鸟的存在,以改善环境影响评估 (EIA) 和息地法规评估 (HRA).
科学领域:
- 海洋生态海洋生态学
- 海洋学 海洋学 海洋学
- 环境影响评估环境影响评估
背景情况:
- 海洋可再生能源 (MRE) 的发展导致环境变化,影响海洋生物.
- 目前的英国环境影响评估 (EIA) 和息地法规评估 (HRA) 准则不足以解决捕食者-猎物动态和脆弱性.
- 了解水力学,猎物分布和顶级掠食者的运动之间的联系对于有效的评估至关重要.
研究的目的:
- 开发一个以过程为导向的框架,用于调查海鸟和鱼群之间的捕食者-猎物联系.
- 评估整合多形调查数据与水力动力学模型的有效性.
- 为更强大的海洋生态系统影响评估提供EIA和HRA指南的修订信息.
主要方法:
- 集成多重战舰调查数据 (主动声学,观察者数据) 与3D水力动力学模型.
- 使用面向上方的海底平台进行现场数据收集.
- 分析捕食者与猎物的联系以及环境共变量的影响.
主要成果:
- 观察员数据显示,有必要测量物种分布变异的物理驱动因素.
- 活动声学证明了现场数据对建模数据的价值,用于预测猎物和捕食者的存在.
- 水力动力学变化显著影响鱼群分布,因此影响了顶级捕食者的存在.
结论:
- 目前的EIA和HRA方法需要修订,以纳入对捕食者和猎物的相互作用的过程驱动的理解.
- 现场数据收集和先进建模对于准确预测MRE的生态系统影响至关重要.
- 改进的框架将提高对MRE和气候变化影响的评估的稳定性和可转移性.
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