-Located about 16 miles north of Douglas
-The United States Fish and Wildlife Service manages the refuge
-The refuge's main purpose is to protect the habitats of the endangered Yaqui Chub and Yaqui Topminnow
-It also protects a rare gallery forest of velvet ash, cottonwood, and black walnut trees
-The refuge is home to a variety of wildlife, including black bears, mountain lions, coatimundi, and several bird species
-The refuge began tracking phenology in 2018 to support the Flowers for Bats campaign