Bill Williams River National Wildlife Refuge

Coordinates: 34°16′09″N 114°02′44″W / 34.269201°N 114.045492°W / 34.269201; -114.045492
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Bill Williams River National Wildlife Refuge
IUCN category IV (habitat/species management area)
Map showing the location of Bill Williams River National Wildlife Refuge
Map showing the location of Bill Williams River National Wildlife Refuge
Map of the United States
Map showing the location of Bill Williams River National Wildlife Refuge
Map showing the location of Bill Williams River National Wildlife Refuge
Bill Williams River National Wildlife Refuge (Arizona)
LocationLa Paz / Mohave counties, Arizona, United States
Nearest cityParker, AZ / Lake Havasu City, AZ
Coordinates34°16′09″N 114°02′44″W / 34.269201°N 114.045492°W / 34.269201; -114.045492
Area6,105 acres (24.71 km2)
Established1941, 1993 (as Bill Williams)[1]
Governing bodyU.S. Fish and Wildlife Service
WebsiteBill Williams River National Wildlife Refuge

The Bill Williams River National Wildlife Refuge protects the lower course of the

mouth at Lake Havasu reservoir, in western Arizona.[2] It is located within eastern La Paz and Mohave Counties, in the Lower Colorado River Valley
region.

The federal

Natural history

The habitats of the refuge are a unique blend of Mojave Desert and Sonoran Desert uplands, desert riparian zones, and marsh wetlands habitats, provides for a diverse array of flora and fauna.[4]

Flora

The

cottonwood
woodlands in a single viewshed.

The refuge protects the largest remaining stand of the cottonwood-willow forests plant community along the lower Colorado River, with Fremont's cottonwood (Populus fremontii) and Goodding's willow (Salix gooddingii) the primary tree species.[4]

Fauna

The rare desert context

migratory birds, from Central and South America en route to their breeding grounds in the north.[4][5]

The refuge is host to some endangered bird species, including the southwestern willow flycatcher (Empidonax traillii extimus), which nests on the refuge; and the Yuma rail (Rallus obsoletus yumanensis) which lives in the marsh's broadleaf cattail colonies, and is endemic to the Lower Colorado River Valley.[6]

This refuge's wildlife includes:[3][5]

Friends of the Refuge

The Friends of the Bill Williams River and Havasu National Wildlife Refuges is a

non-profit membership organization that supports the Bill Williams River National Wildlife Refuge and the Havasu National Wildlife Refuge up on the Colorado River. They advocate for and strive to obtain grants to support refuge projects, conduct fund-raising activities to support environmental education programs, assist refuge staff with several of the refuge's annual events, and help the Fish and Wildlife Service operate and maintain the refuge facilities and programs by providing volunteer labor.[7]

See also

References

  1. ^ "About the Refuge – Bill Williams River National Wildlife Refuge". U.S. Fish and Wildlife Service. Retrieved 4 September 2016.
  2. ^ US-FWS: Bill Williams River National Wildlife Refuge . accessed 6.4.2014
  3. ^ a b Recreation.gov: Bill Williams River Wildlife Refuge info
  4. ^ a b c US-FWS: Bill Williams River Overview . accessed 6.4.2014
  5. ^ a b US-FWS: Wildlife and habitat of the Bill Williams River National Wildlife Refuge
  6. ^ US-FWS: Southwestern Willow Flycatcher (Empidonax traillii extimus)description, distribution, photo.
  7. ^ Friends of the Bill Williams River and Havasu National Wildlife Refuges

External links

Public Domain This article incorporates public domain material from websites or documents of the United States Fish and Wildlife Service.