Rick J. Reynolds

Virginia Department of Wildlife Resources, Verona, VA 24482, USA

Sources of Yearly Variation in Gray Bat Activity in the Clinch River Watershed, Virginia

SEAFWA Journal Volume 10, March 2023

The gray bat (Myotis grisescens) is a cave-obligate species that has been listed as federally endangered since 1976, following population declines from human disturbance at hibernation and maternity caves. However, with cave protection, most gray bat populations have increased. As part of a project examining bat use of transportation structures as day-roosts, we continuously acoustically monitored 12 riparian sites within the Clinch River Watershed of southwest Virginia from March through November, 2018–2020. We used 15 different landscape and weather-related variables in...