Increasing development across the western United States (USA) elevates concerns about effects on wildlife resources; the golden eagle (Aquila chrysaetos) is of special concern in this regard. Knowledge of golden eagle abundance and distribution across the western USA must be improved to help identify and conserve areas of major importance to the species. We used distance sampling and visual mar...

Salmon and other anadromous fish are consumed by vertebrates with distinct life history strategies to capitalize on this ephemeral pulse of resource availability. Depending on the timing of salmon arrival, this resource may be in surplus to the needs of vertebrate consumers if, for instance, their populations are limited by food availability during other times of year. However, the life history...

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First posted December 17, 2021 For additional information, contact: Director, Forest and Rangeland Ecosystem Science CenterU.S. Geological Survey777 NW 9th St., Suite 400Corvallis, Oregon 97330 Golden Eagles (Aquila chrysaetos) are among the highest profile species killed by collisions with wind turbines at Altamont Pass Wind Resource Area (APWRA) in northern Diablo Range of west-central Califo...