Date of Award

2-11-2022

Document Type

Thesis

Degree Name

Biology, MS

First Advisor

Virginie Rolland

Committee Members

John Nowlin; Roger Perry; Thomas Risch

Call Number

LD 251 .A566t 2021 K43

Abstract

Information on summer distribution and diurnal roosting is lacking for the imperiled, rock-roosting Myotis leibii, a species threatened by habitat loss and White-nose Syndrome. I aimed to 1) identify diurnal, summer roost locations in the greater Ouachita Mountains of Arkansas, and 2) determine roost habitat characteristics at the local, landscape, and roost-level scales. Using acoustic monitoring, rock searches, mist-netting, and temperature monitoring in 2019 and 2020, I found M. leibii in an aggregated distribution across the landscape roosting either solitarily or in small groups in the Rich Mountain-Black Fork Mountain, Mount Magazine, and Mount Nebo areas under sparse canopy cover, near protective vegetation, and in warm narrow crevices at talus slopes. This habitat type is a rare and potentially limiting factor in Arkansas. These data will guide future research, assist with species status evaluations, and potentially establish a basis for artificial roost structure design.

Rights Management

Creative Commons Attribution 4.0 International License
This work is licensed under a Creative Commons Attribution 4.0 International License.

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