The 1.2 million-acre park spans the scenic desert landscape from bottom of Canyonlands National Park to the tip of Grand Canyon National Park, including buttes, cliffs, canyons, and mesas. The park ...
Lees Ferry in Glen Canyon National Recreation Area is the put-in for epic rafting trips down the Colorado River into the ...
GRAND CANYON NATIONAL PARK, Ariz.— Federal researchers reported Wednesday that despite last fall’s eradication efforts the number of invasive smallmouth bass more than doubled in the Colorado River ...
Federal officials have discovered damage inside Glen ... Dam managers spotted deterioration in the tubes after conducting an exercise last year that sent large flows from the dam into the Grand ...
The U.S. Bureau of Reclamation must manage Colorado River flows to prevent non-native smallmouth bass populations from establishing, thereby jeopardizing threatened humpback chub in the Grand Canyon .