Distribution and Abundance of Least Bell’s Vireos (Vireo bellii pusillus) and Southwestern Willow Flycatchers (Empidonax traillii extimus) at the Mojave River Dam, San Bernardino County, California—2025 Data Summary
Type: report
Authors: Howell, Scarlett L.; Kus, Barbara;
Year: 2026
Prepared by: U.S. Geological Survey, Western Ecological Research Center;