Moapa Valley National Wildlife Refuge
California and Nevada Region
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Welcome to Moapa Valley NWR

Moapa Dace

USFWS Photo

The Moapa Valley National Wildlife Refuge was established September 10, 1979 to secure habitat for the endangered Moapa dace, a small fish commonly found throughout the headwaters of the Muddy River system. In the last decade, dace populations have declined due to habitat destruction and modification.

Competition with introduced species such as the mosquitofish and shortfin molly have also added to the dace's decline. The Moapa White River springfish, however, compatibly coexists with the dace.

The refuge is located on 117 acres in northeastern Clark County and is approximately 60 miles north of Las Vegas, Nevada. Dace habitat on the refuge consists of stream channels supported by six thermal springs emerging near the center of the refuge.

Currently, due to its small size, fragile habitats, on-going restoration work, and removal of unsafe structures, the refuge is closed to the general public. It is anticipated that the refuge will be open to the public in the future.

Last updated: July 9, 2008