Havasu Wilderness
Encyclopedia
Havasu Wilderness is a 17801 acres (72 km²) wilderness area located within the Havasu National Wildlife Refuge
near Lake Havasu
in the U.S.
states of Arizona
and California
. 14606 acres (59 km²) are located in Arizona and 3195 acres (13 km²) are located in California.
The western boundary of the Wilderness is formed by the Colorado River
. The area includes volcanic spires, a large sand dune with vegetation varying from riparian wetlands to Mojave Desert
uplands. The habitats here consist of open water, emergent vegetation, subaquatics, dry mountains, desert uplands and washes.
, ocotillo
, blue-green paloverde, and pockets of saguaro
. A variety of trees grow in washes with willows and salt cedar found at the edges of the river.
, geese, duck
, grebe
, crane
, rail
(including the endangered
Yuma Clapper rail
), heron
, egret
, falcon
, eagle
, desert bighorn sheep
, coyote
, porcupine
, fox
, and bobcat
. Gila monster
and the endangered desert tortoise
can also be found in the Wildeness.
Havasu National Wildlife Refuge
Havasu National Wildlife Refuge is a U.S. National Wildlife Refuge on the lower Colorado River in Arizona and California. It preserves habitat for desert bighorn sheep to the endangered southwestern willow flycatcher, birds and other animals. The refuge protects 30 river miles - of shoreline -...
near Lake Havasu
Lake Havasu
Lake Havasu is a large reservoir behind Parker Dam on the Colorado River, on the border between California and Arizona. Lake Havasu City sits on the lake's eastern shore. The lake has a capacity of . The concrete arch dam was built by the United States Bureau of Reclamation between 1934 and 1938...
in the U.S.
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...
states of Arizona
Arizona
Arizona ; is a state located in the southwestern region of the United States. It is also part of the western United States and the mountain west. The capital and largest city is Phoenix...
and California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
. 14606 acres (59 km²) are located in Arizona and 3195 acres (13 km²) are located in California.
The western boundary of the Wilderness is formed by the Colorado River
Colorado River
The Colorado River , is a river in the Southwestern United States and northwestern Mexico, approximately long, draining a part of the arid regions on the western slope of the Rocky Mountains. The watershed of the Colorado River covers in parts of seven U.S. states and two Mexican states...
. The area includes volcanic spires, a large sand dune with vegetation varying from riparian wetlands to Mojave Desert
Mojave Desert
The Mojave Desert occupies a significant portion of southeastern California and smaller parts of central California, southern Nevada, southwestern Utah and northwestern Arizona, in the United States...
uplands. The habitats here consist of open water, emergent vegetation, subaquatics, dry mountains, desert uplands and washes.
Vegetation
Vegetation in Havasu Wilderness is dominated by creosote bushCreosote bush
Larrea tridentata is known as Creosote bush as a plant, chaparral as a medicinal herb, and as "gobernadora" in Mexico, Spanish for "governess," due to its ability for inhibiting the growth of nearby plants to have more water. In Sonora, it is more commonly called "hediondilla." It is a flowering...
, ocotillo
Ocotillo
Fouquieria splendens Engelm. is a desert plant of the southwestern United States and northern Mexico. Common names include ocotillo, desert coral, coachwhip, Jacob's staff, and vine cactus, although it is not a true cactus...
, blue-green paloverde, and pockets of saguaro
Saguaro
The saguaro is a large, tree-sized cactus species in the monotypic genus Carnegiea. It is native to the Sonoran Desert in the U.S. state of Arizona, the Mexican state of Sonora, a small part of Baja California in the San Felipe Desert and an extremely small area of California, U.S...
. A variety of trees grow in washes with willows and salt cedar found at the edges of the river.
Wildlife
Havasu Wilderness is home to a variety of wildlife, including species of quailQuail
Quail is a collective name for several genera of mid-sized birds generally considered in the order Galliformes. Old World quail are found in the family Phasianidae, while New World quail are found in the family Odontophoridae...
, geese, duck
Duck
Duck is the common name for a large number of species in the Anatidae family of birds, which also includes swans and geese. The ducks are divided among several subfamilies in the Anatidae family; they do not represent a monophyletic group but a form taxon, since swans and geese are not considered...
, grebe
Grebe
A grebe is a member of the Podicipediformes order, a widely distributed order of freshwater diving birds, some of which visit the sea when migrating and in winter...
, crane
Crane (bird)
Cranes are a family, Gruidae, of large, long-legged and long-necked birds in the order Gruiformes. There are fifteen species of crane in four genera. Unlike the similar-looking but unrelated herons, cranes fly with necks outstretched, not pulled back...
, rail
Rallidae
The rails, or Rallidae, are a large cosmopolitan family of small to medium-sized birds. The family exhibits considerable diversity and the family also includes the crakes, coots, and gallinules...
(including the endangered
Endangered species
An endangered species is a population of organisms which is at risk of becoming extinct because it is either few in numbers, or threatened by changing environmental or predation parameters...
Yuma Clapper rail
Clapper Rail
The Clapper Rail is a member of the rail family, Rallidae. Some researchers believe that this bird and the similar King Rail are a single species; the two birds are known to interbreed.-Distribution and habitat:...
), heron
Heron
The herons are long-legged freshwater and coastal birds in the family Ardeidae. There are 64 recognised species in this family. Some are called "egrets" or "bitterns" instead of "heron"....
, egret
Egret
An egret is any of several herons, most of which are white or buff, and several of which develop fine plumes during the breeding season. Many egrets are members of the genera Egretta or Ardea which contain other species named as herons rather than egrets...
, falcon
Falcon
A falcon is any species of raptor in the genus Falco. The genus contains 37 species, widely distributed throughout Europe, Asia, and North America....
, eagle
Eagle
Eagles are members of the bird family Accipitridae, and belong to several genera which are not necessarily closely related to each other. Most of the more than 60 species occur in Eurasia and Africa. Outside this area, just two species can be found in the United States and Canada, nine more in...
, desert bighorn sheep
Desert Bighorn Sheep
The Desert Bighorn Sheep is a subspecies of Bighorn Sheep that occurs in the desert Southwest regions of the United States and in the northern regions of Mexico. The trinomial of this species commemorates the American naturalist Edward William Nelson...
, coyote
Coyote
The coyote , also known as the American jackal or the prairie wolf, is a species of canine found throughout North and Central America, ranging from Panama in the south, north through Mexico, the United States and Canada...
, porcupine
Porcupine
Porcupines are rodents with a coat of sharp spines, or quills, that defend or camouflage them from predators. They are indigenous to the Americas, southern Asia, and Africa. Porcupines are the third largest of the rodents, behind the capybara and the beaver. Most porcupines are about long, with...
, fox
Fox
Fox is a common name for many species of omnivorous mammals belonging to the Canidae family. Foxes are small to medium-sized canids , characterized by possessing a long narrow snout, and a bushy tail .Members of about 37 species are referred to as foxes, of which only 12 species actually belong to...
, and bobcat
Bobcat
The bobcat is a North American mammal of the cat family Felidae, appearing during the Irvingtonian stage of around 1.8 million years ago . With twelve recognized subspecies, it ranges from southern Canada to northern Mexico, including most of the continental United States...
. Gila monster
Gila monster
The Gila monster is a species of venomous lizard native to the southwestern United States and northwestern Mexican state of Sonora...
and the endangered desert tortoise
Desert Tortoise
The desert tortoise is a species of tortoise native to the Mojave desert and Sonoran desert of the southwestern United States and northwestern Mexico. They can be located in western Arizona, southeastern California, southern Nevada, and southwestern Utah. The species name agassizii is in honor of...
can also be found in the Wildeness.
Recreation
Fires, mechanized vehicles, some types of boats, and camping are not permitted in Havasu Wilderness. The most common activities are hiking and wildlife watching.See also
- List of Arizona Wilderness Areas
- List of U.S. Wilderness Areas
- Wilderness ActWilderness ActThe Wilderness Act of 1964 was written by Howard Zahniser of The Wilderness Society. It created the legal definition of wilderness in the United States, and protected some 9 million acres of federal land. The result of a long effort to protect federal wilderness, the Wilderness Act was signed...
External links
- Hiking on Havasu Wilderness - Havasu National Wildlife Refuge
- Regulations of Havasu NWR - Havasu National Wildlife Refuge
- Havasu Wilderness - Wilderness.net