Denning Phenology, Den Substrate, and Reproductive Success of Female Polar Bears (Ursus maritimus) in the southern Beaufort Sea 1986-2013 and the Chukchi Sea 1987-1994

• Main Author: USGS Alaska Science Center, Polar Bear Research Program
• Format: Dataset
• Language: unknown
• Published: USGS Science Data Catalog 2018
• Subjects: biota; behavior; dens; animals; vertebrates; mammals; Chukchi Sea; Beaufort Sea; Alaska; Ursus; Ursus maritimus; Chukchi; Sea ice
• Online Access: https://search.dataone.org/view/d9bc3288-db9b-4666-8e99-6dcc4ac22115

These data represent estimates of den entrance and exit dates for female polar bears in the southern Beaufort and Chukchi Seas based on temperature sensor data obtained from satellite collars. An algorithm described in Olson et al. (2016) was used to determine whether the female entered a den and fu...