评估缓解转移作为减少人与大角猫头冲突的工具
Brian E Washburn1, Benjamin J Massey2,3, Alec C Sonnek2
1United States Department of Agriculture, Animal Plant Health Inspection Service, Wildlife Services, National Wildlife Research Center, Fort Collins, CO, USA. brian.e.washburn@usda.gov.
Environmental management
|January 11, 2025
概括
从机场转移大角猫头 (Bubo virginianus) 的回报率很低. 年龄,月份或距离等因素没有影响猫头回家的行为,这表明目前的管理策略需要修订.
科学领域:
- 野生动物生态生态学
- 鸟类生物学 鸟类生物学
- 保护科学 保护科学
背景情况:
- 大角猫头 (Bubo virginianus) 是普遍的掠食者,导致人类与野生动物之间的冲突,包括航空危险.
- 由于猫头的夜间活动和广泛的息地范围,管理这些冲突是具有挑战性的.
- 大与飞机的碰撞代表了航空安全日益严重的问题.
研究的目的:
- 评估生物和后勤因素对从机场转移的大角猫头返回率的影响.
- 评估当前缓解转移策略的有效性,以管理人与猫头的冲突.
主要方法:
- 一项涉及1020只大角猫头的研究,从13个民用和3个军事机场 (2013-2023) 捕获,带带,并转移.
- 监测转移的猫头的回归行为到他们的原始位置.
- 开发和分析通用线性模型,以评估年龄,月份和转移距离对回报率的影响.
主要成果:
- 转移的大角猫头的整体回报率非常低,为2.6%.
- 没有发现有意义的证据表明年龄,转移的月份或转移的距离影响了猫头的回家行为.
- 目前的转移实践可能无法有效缓解冲突或防止猫头返回.
结论:
- 转移是大角猫头的无效缓解策略,因为它们的回归率很低,并且对各种因素没有反应.
- 管理计划应考虑从冲突地点和单个转移至少40公里的释放地点,以尽量减少归宿和成本.
- 需要修订管理策略,以有效解决人与大角猫头的冲突,特别是关于航空安全的问题.
相关概念视频
Conservation of Declining Populations
9.6K
Conservation of declining population focuses on ways of detecting, diagnosing, and halting a population decline. The approach uses methods to prevent populations from going extinct.
9.6K
Habitat Fragmentation
17.4K
Habitat fragmentation describes the division of a more extensive, continuous habitat into smaller, discontinuous areas. Human activities such as land conversion, as well as slower geological processes leading to changes in the physical environment, are the two leading causes of habitat fragmentation. The fragmentation process typically follows the same steps: perforation, dissection, fragmentation, shrinkage, and attrition.
17.4K
Predator-Prey Interactions
16.1K
Predators consume prey for energy. Predators that acquire prey and prey that avoid predation both increase their chances of survival and reproduction (i.e., fitness). Routine predator-prey interactions elicit mutual adaptations that improve predator offenses, such as claws, teeth, and speed, as well as prey defenses, including crypsis, aposematism, and mimicry. Thus, predator-prey interactions resemble an evolutionary arms race.
16.1K
Migration
7.9K
Migration is long-range, seasonal movement from one region or habitat to another. This common strategy, carried out by many different organisms around the world, is an adaptive response that typically corresponds to changes in an organism’s environment, like resource availability or climate. Migrations can involve huge groups of thousands of animals as well as single individuals traveling alone and can range from thousands of kilometers to just a few hundred meters.
7.9K
What is Conservation Biology?
18.3K
Conservation biology is a scientific field that focuses on the preservation of biodiversity in order to protect ecosystems while meeting the needs of the human population. Humans require properly functioning ecosystems to maintain our supply of natural resources, including food, medicines, and building materials.
18.3K
Threats to Biodiversity
22.1K
There have been five major extinction events throughout geological history, resulting in the elimination of biodiversity, followed by a rebound of species that adapted to the new conditions. In the current geological epoch, the Holocene, there is a sixth extinction event in progress. This mass extinction has been attributed to human activities and is thus provisionally called the Anthropocene. In 2019 the human population reached 7.7 billion people and is projected to comprise 10 billion by...
22.1K


