Open Access. Powered by Scholars. Published by Universities.®
Articles 1 - 1 of 1
Full-Text Articles in Life Sciences
The Effects Of Salmon Availability, Social Dynamics, And People On Black Bear (Ursus Americanus) Fishing Behavior On An Alaskan Salmon Stream, Danielle K. Chi
The Effects Of Salmon Availability, Social Dynamics, And People On Black Bear (Ursus Americanus) Fishing Behavior On An Alaskan Salmon Stream, Danielle K. Chi
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
The primary goals of this research were to investigate 3 ecological factors influencing black bear (Ursus americanus) foraging behavior on an Alaskan salmon (Oncorhynchus spp.) stream: fish availability, social dynamics, and human activity. Over 900 observation hours were logged at 2 falls from July 1-September 1 1993-1995; the lower falls were open to public for wildlife viewing, but the upper falls were restricted to research personnel.
In general, black bears responded to differences in fish accessibility on both spatial and temporal scales. All years of the study, 3 indices of bear activity (bear minutes, bear numbers, bout …