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德州和墨西哥东北部美洲豹猫的现状与分布:论证在美国将其灭绝及启动恢复计划的合理性。

Status and distribution of jaguarundi in Texas and Northeastern México: Making the case for extirpation and initiation of recovery in the United States.

作者信息

Lombardi Jason V, Haines Aaron M, Watts G Wesley, Grassman Lonnie I, Janečka Jan E, Caso Arturo, Carvajal Sasha, Wardle Zachary M, Yamashita Thomas J, Stasey W Chad, Branney Aidan B, Scognamillo Daniel G, Campbell Tyler A, Young John H, Tewes Michael E

机构信息

Caesar Kleberg Wildlife Research Institute Texas A&M University-Kingsville Kingsville Texas USA.

Present address: Department of Biology Millersville University Millersville Pennsylvania USA.

出版信息

Ecol Evol. 2022 Mar 21;12(3):e8642. doi: 10.1002/ece3.8642. eCollection 2022 Mar.

Abstract

The jaguarundi ( is a small felid with a historical range from central Argentina through southern Texas. Information on the current distribution of this reclusive species is needed to inform recovery strategies in the United States where its last record was in 1986 in Texas. From 2003 to 2021, we conducted camera-trap surveys across southern Texas and northern Tamaulipas, México to survey for medium-sized wild cats (i.e., ocelots [], bobcats [], and jaguarundi). After 350,366 trap nights at 685 camera sites, we did not detect jaguarundis at 16 properties or along 2 highways (1050 km) in Texas. However, we recorded 126 jaguarundi photographic detections in 15,784 trap nights on 2 properties (125.3 km) in the northern Sierra of Tamaulipas, Tamaulipas, México. On these properties, latency to detection was 72 trap nights, with a 0.05 probability of detection per day and 0.73 photographic event rate every 100 trap nights. Due to a lack of confirmed class I sightings (e.g., specimen, photograph) in the 18 years of this study, and no other class I observations since 1986 in the United States, we conclude that the jaguarundi is likely extirpated from the United States. Based on survey effort and results from México, we would have expected to detect jaguarundis over the course of the study if still extant in Texas. We recommend that state and federal agencies consider jaguarundis as extirpated from the United States and initiate recovery actions as mandated in the federal jaguarundi recovery plan. These recovery actions include identification of suitable habitat in Texas, identification of robust populations in México, and re-introduction of the jaguarundi to Texas.

摘要

美洲狮猫是一种小型猫科动物,历史分布范围从阿根廷中部到得克萨斯州南部。需要了解这种隐秘物种的当前分布情况,以便为美国的恢复策略提供信息,该物种在美国的最后记录是1986年在得克萨斯州。2003年至2021年,我们在得克萨斯州南部和墨西哥塔毛利帕斯州北部进行了相机陷阱调查,以调查中型野猫(即豹猫、短尾猫和美洲狮猫)。在685个相机站点进行了350366个诱捕夜后,我们在得克萨斯州的16处地产或两条高速公路(1050公里)沿线未检测到美洲狮猫。然而,在墨西哥塔毛利帕斯州北部山脉的2处地产(125.3公里)上,我们在15784个诱捕夜中记录到了126次美洲狮猫的照片检测。在这些地产上,检测潜伏期为72个诱捕夜,每天检测概率为0.05,每100个诱捕夜的照片事件率为0.73。由于在本研究的18年中缺乏一级确认目击(如标本、照片),且自1986年以来在美国没有其他一级观测记录,我们得出结论,美洲狮猫可能已在美国绝迹。根据调查工作和墨西哥的结果,如果美洲狮猫仍存在于得克萨斯州,我们预计在研究过程中会检测到它们。我们建议州和联邦机构将美洲狮猫视为已在美国绝迹,并按照联邦美洲狮猫恢复计划的要求启动恢复行动。这些恢复行动包括在得克萨斯州确定合适的栖息地,在墨西哥确定强大的种群,并将美洲狮猫重新引入得克萨斯州。

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