关于的全年运动,GPS项圈和编码的领带是否讲述同样的故事?
Mariëlle L van Toor1, Christen H Fleming2,3, Niklas Liljebäck4
1Centre for Ecology and Evolution in Microbial Model Systems, Linnaeus University, Kalmar, Sweden. marielle.vantoor@lnu.se.
Movement ecology
|January 13, 2026
概括
GPS跟踪和捕获标记重定向 (CMR) 方法对灰山的空间使用和迁移提供了类似的结论. 这证实了使用历史CMR数据的有效人口管理和保护工作的有效性.
科学领域:
- 生态生态学 生态生态学
- 野生动物生物学 野生动物生物学
- 保护科学 保护科学
背景情况:
- 野生动物种群管理通常依赖于像捕获标记重定向 (CMR) 这样的低技术方法,而GPS遥测是跟踪大型鸟类的标准.
- 来自GPS跟踪和CMR数据的直接比较很少,但对于比较研究和明智的管理决策至关重要.
研究的目的:
- 调查GPS跟踪和CMR是否可以得出与灰 (Anser anser) 季节性迁移和全年空间利用有关的可比结论.
- 评估历史CMR数据对当前管理实践的适用性.
主要方法:
- 采用了来自瑞典灰色的项带报告 (n=665) 和GPS轨迹 (n=156) 的数据集.
- 采用连续时间移动模型和自动相关的内核密度估计器来比较方法之间的空间使用和移动指标.
- 量化空间范围的重叠和跟踪技术之间的近似观察偏差.
主要成果:
- 来自CMR和GPS跟踪的空间使用估计总体上是一致的,显示大多数人全年使用空间的情况类似.
- 当CMR数据以不同的时间尺度捕捉行为而不是GPS时,移动指标显示出相当大的差异.
- 夏季和冬季空间范围估计的重叠在跟踪方法之间没有显著差异.
结论:
- 子带数据的历史和当前使用对于灰斑的管理是适当的,关于它们在欧洲的迁徙空间使用.
- 需要进一步分析,以确定现有的报告员网络是否能够检测到迁徙行为的变化,例如短暂停留.
关键词:
布兰塔·布兰塔 (Branta Branta) 是一个动物远程测量动物远程测量自动相关的内核密度估计器捕捉标记重新捕获/重新定位这是一项比较性研究.灰色的,灰色的,灰色的,灰色的.季节性迁移是季节性的迁移.更多相关视频
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