Approximate location — plotted from published sources, not a site visit, and not a guarantee of access.
USFWS refuge protecting about 30 miles of lower Colorado River floodplain and desert uplands north of Yuma (AZ/CA). Marshes, backwaters, and mesquite bosques host hundreds of bird species, wintering waterfowl, mule deer, and desert bighorn; visitor center, observation platform, and short trails (Meers Point, Painted Desert Trail) provide legal public wildlife viewing.