USGS Estimates Nearly 78% Sage-grouse Decline Over 55 Years
October 12, 2026
October 12, 2026
WASHINGTON, Oct. 12 (TNSLrpt) -- Greater sage-grouse populations across their U.S. range declined an estimated 77.9% between 1966 and 2021, according to the U.S. Geological Survey's 'Range-wide Population Trend Analysis for Greater Sage-Grouse (Centrocercus urophasianus)--Updated 1960-2025,' Data Report 1234. The authors are Brian G. Prochazka, Peter S. Coates, Cameron L. Aldridge, Michael S. O'Donnell, Adrian P. Monroe, Steve E. Hanser, John C. Tull, Lief A. Wiechman, Michae . . .
