减少沿海照明减少了海鸟被困的数量
Tori V Burt1, Sydney M Collins1, Sherry Green2
1Departments of Psychology and Biology, Memorial University of Newfoundland and Labrador, St. John's, Newfoundland and Labrador, Canada.
PloS one
|June 5, 2024
概括
减少夜间的人工光线 (ALAN) 显著减少了海鸟浅. 这项关于Leach的研究
科学领域:
- 鸟类学 鸟类学是一门学科.
- 保护生物学 保护生物学
- 环境科学 环境科学
背景情况:
- 夜间的人工光 (ALAN) 通过积极的光毒性对夜间鸟类,特别是海鸟产生负面影响,导致浅.
- 李奇风暴 (Hydrobates leucorhous) 是一个临灭绝的物种,由于ALAN,其数量急剧下降,尤其是在北大西洋.
- 现有的证据将ALAN减少与降低风暴鱼滞留量之间的联系是有限的.
研究的目的:
- 通过实验评估夜间减少人工光线 (ALAN) 对Leach的风暴-Petrel浅的影响.
- 为脆弱的海鸟种群提供支持ALAN减少作为保护战略的证据.
主要方法:
- 一项为期两年的研究在一个海鲜加工工厂进行,该工厂靠近一个主要的Leach's Storm-Petrel殖民地.
- 通过比较在完全照明期间的鸟类数量与减少ALAN的数量来监测流浪.
- 收集的数据包括生存率,尸体数量 (成人和幼鸟),以及救援鸟类的释放.
主要成果:
- 减少ALAN每晚降低了57.11%的风暴鱼总体滞留量.
- 夜间调查显示,在ALAN.减少的情况下,成年鸟类每晚被困的数量减少了11.94%.
- 浅的高峰期 (9月25日至10月28日) 主要涉及幼 (94.9%).
结论:
- 减少夜间沿海人工光线是一种有效的保护策略,可以缓解海鸟浅的情况.
- 保护工作应优先考虑在鸟类的飞行和迁徙期间减少光线.
- 这些发现支持广泛实施修改的沿海照明,以保护受威胁的海鸟种群.
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