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来自海底电力电缆的电磁场是否会影响谷底弹性分支的行为? 对荷兰大陆架的基于风险的方法
Annemiek Hermans1, Hendrik V Winter2, Andrew B Gill3
1Marine Animal Ecology Group, Wageningen University, P.O. Box 338, 6700 AH, Wageningen, the Netherlands.
Environmental pollution (Barking, Essex : 1987)
|February 15, 2024
概括
海底电缆会产生电磁场 (EMF),这些电磁场可能会影响敏感的弹性树枝 (鱼,鱼,滑板). 研究表明,行为反应各不相同,这凸显了对这些海洋物种的风险评估存在重大不确定性.
科学领域:
- 海洋生物学 海洋生物学
- 环境科学 环境科学
- 电磁场 (EMF) 研究 研究 电磁场 (EMF) 研究
背景情况:
- 海底电缆向海洋生态系统发射电磁场 (EMF).
- 拉斯莫枝状动物拥有专门的电感官系统,对于导航,食和社交互动至关重要.
- 潜在的EMF暴露与关键的弹性枝状生物息地和生命阶段重叠,但影响仍然在很大程度上未得到量化.
研究的目的:
- 为了估计弹性分支对海底电缆电磁场的暴露水平.
- 为了将估计的电磁场暴露与弹性枝的感觉灵敏度和已知的效应值进行比较.
- 识别知识缺口,以完善EMF对盆地弹性枝条的风险评估.
主要方法:
- 来自荷兰大陆架的模拟磁场数据被用于估计EMF暴露水平.
- 估计的EMF水平与已确定的弹性枝感官灵敏度范围进行了比较.
- 基于EMF特征和暴露参数,考虑了行为反应 (吸引力,干扰,冷漠).
主要成果:
- 拉斯莫枝对电磁场的行为反应各异,取决于电磁场的特性,生命阶段和暴露时间.
- 从海底电缆中估计的EMF暴露水平对弹性树枝的风险存在重大不确定性.
- 根据未观察到的效应水平 (10−3到10−1μT),预计北海南部的特定盆地弹性枝条物种和生命阶段最容易受到影响.
结论:
- 海底电缆电磁场对弹性树枝构成的风险是高度不确定的,并且是特定于物种的.
- 进一步的研究至关重要,以解决知识差距,并减少EMF风险评估的不确定性.
- 了解物种生态和生命阶段的脆弱性是减轻电磁场对弹性枝种群潜在负面影响的关键.
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