 First described from specimens captured near Fort Yuma, the Yuma myotis is found throughout much of western North America.It is found in a variety of western lowland habitats, from arid thorn scrub to coniferous forest, but always close to standing water such as lakes and ponds.When not close to a body of water, the Yuma Myotis can be found in the thousands roosting in caves, attics, buildings, mines, underneath bridges, and other similar structures.