Delevan National Wildlife Refuge | |
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IUCN category IV (habitat/species management area) | |
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Location | Colusa County, California, United States |
Nearest city | Colusa, California |
Coordinates | 39°19′00″N122°06′04″W / 39.31655°N 122.10108°W [1] |
Area | 5,797 acres (23.46 km2) |
Established | 1962 |
Governing body | U.S. Fish and Wildlife Service |
Website | Delevan National Wildlife Refuge |
The Delevan National Wildlife Refuge is one of six refuges in the Sacramento National Wildlife Refuge Complex in the Sacramento Valley of central northern California. [3]
The 5,797-acre (23.46 km2) refuge is located in Colusa County, California, [3] approximately 80 miles (130 km) north of Sacramento.
The nature reserve consists of over 4,500 acres (18 km2) of intensively managed wetlands and 1,200 acres (4.9 km2) of uplands. [3]
An estimated 1,000 visitors observe wildlife from a primitive roadside overlook along the Maxwell-Colusa Highway each year. Approximately 7,000 people hunt on the refuge each year. [3]
More than 200,000 ducks and 100,000 geese come to the refuge each winter. With 95 percent of the wetlands of the Central Valley lost over the last 100 years, waterfowl have become increasingly dependent upon the refuges of the Sacramento Valley section.
The refuge supports several endangered plants and animals: giant garter snake, wintering peregrine falcon and bald eagle, breeding tricolored blackbird, and a large colony of the endangered palmate-bracted bird's beak (Cordylanthus palmatus) plant.
Resident wildlife include grebe, heron, blackbird, beaver, muskrat, black tailed deer and other species typical of upland and wetland habitats.
The National Wildlife Refuge System (NWRS) is a system of protected areas of the United States managed by the United States Fish and Wildlife Service (FWS), an agency within the Department of the Interior. The National Wildlife Refuge System is the system of public lands and waters set aside to conserve America's fish, wildlife, and plants. Since President Theodore Roosevelt designated Florida's Pelican Island National Wildlife Refuge as the first wildlife refuge in 1903, the system has grown to over 568 national wildlife refuges and 38 wetland management districts encompassing about 859,000,000 acres (3,476,200 km2).
The Sacramento National Wildlife Refuge Complex is part of the United States system of National Wildlife Refuges (NWR). It is located in northern California, in the valley of the Sacramento River.
The Bosque del Apache National Wildlife Refuge is a National Wildlife Refuge located in southern New Mexico. It was founded in 1939 and is administered by the U.S. Fish and Wildlife Service. It is a favorite spot to observe sandhill cranes, which spend the fall and winter in the area. The reserve is open year-round and provides safe harbor for its varied wildlife. Visitors to the refuge also enjoy partaking in activities such as hiking, cycling, driving tours on the 12-mile scenic auto route, and participating in educational programs offered on site.
Quivira National Wildlife Refuge in south central Kansas, United States, includes rare inland marshes. Located near the town of Stafford, it lies mostly in northeastern Stafford County, but small parts extend into southwestern Rice and northwestern Reno Counties. Its proximity to the Central Flyway migration route and the salt marshes on the refuge combine to endow the refuge with a large variety of birds. Many of these birds are uncommon in other parts of Kansas or even the central part of the continent.
The Wheeler National Wildlife Refuge is a 35,000-acre (142 km2) national wildlife refuge (NWR) located along the Tennessee River near Decatur, Alabama. Named after Major General Joseph Wheeler, it was established to provide a habitat for wintering and migrating birds in the Eastern United States.
The Pahranagat National Wildlife Refuge is a protected wildlife refuge, at the southern end of the Pahranagat Valley and administered by the U.S. Fish and Wildlife Service. It is 90 miles (140 km) north of Las Vegas, Nevada, in Lincoln County, Nevada. The 5,380-acre (21.8 km2) refuge was created on August 16, 1963, and is part of the larger Desert National Wildlife Refuge Complex, which also includes the Ash Meadows National Wildlife Refuge, the Desert National Wildlife Refuge, and the Moapa Valley National Wildlife Refuge.
Ankeny National Wildlife Refuge is located in the fertile Willamette Valley of northwestern Oregon, 12 miles (19 km) south of Salem. The valley was once a rich mix of wildlife habitats. Valley wetlands were once extensive, with meandering stream channels and vast seasonal marshes. Today, the valley is a mix of farmland and growing cities, with few areas remaining for wildlife.
Baskett Slough National Wildlife Refuge is in northwestern Oregon, 10 miles (16 km) west of Salem in Polk County. The Refuge consists of 1,173 acres (4.75 km2) of cropland, which provide forage for wintering geese, 300 acres (1.2 km2) of forests, 550 acres (2.2 km2) of grasslands, and 500 acres (2.0 km2) of shallow water seasonal wetlands and 35 acres (0.14 km2) of permanent open water. In 1965, Baskett Slough National Wildlife Refuge was created to help ensure some of the original habitat remained for species preservation. The refuge is managed by the U.S. Fish and Wildlife Service, an agency of the U.S. Department of the Interior.
Seal Beach National Wildlife Refuge is a wildlife refuge encompassing 965 acres (3.91 km2) located in the California coastal community of Seal Beach. Although it is located in Orange County it is included as part of the San Diego National Wildlife Refuge Complex. It was established in 1972.
The Yolo Bypass Wildlife Area, located within the Yolo Bypass in Yolo County, California, is managed by the California Department of Fish and Wildlife with the intent of restoring and managing a variety of wildlife habitats in the Yolo Basin, a natural basin in the north part of the Sacramento-San Joaquin River Delta. The creation of the wildlife area was spearheaded by the Yolo Basin Foundation. The California Department of Fish and Wildlife and Yolo Basin Foundation are the core partners in the operation of this resource located at 38.550515°N 121.626291°W
The San Luis National Wildlife Refuge Complex is located in the northern San Joaquin Valley, within Merced County and Stanislaus County of California. The complex, with four federal National Wildlife Refuges, is managed by the U.S Fish & Wildlife Service.
Silvio O. Conte National Fish and Wildlife Refuge was established in 1997 to conserve, protect and enhance the abundance and diversity of native plant, fish and wildlife species and the ecosystems on which they depend throughout the 7,200,000-acre (29,000 km2) Connecticut River watershed. The watershed covers large areas of Vermont, New Hampshire, Massachusetts and Connecticut. It contains a great diversity of habitats, notably: northern forest valuable as nesting habitat for migrant thrushes, warblers and other birds; rivers and streams used by shad, salmon, herring, the endangered shortnose sturgeon and other migratory fishes; and an internationally significant complex of high-quality tidal fresh, brackish and salt marshes.
Sutter National Wildlife Refuge, the southernmost refuge in the Sacramento National Wildlife Refuge Complex, is located in the Sacramento Valley of California, about 50 miles (80 km) north of the metropolitan area of Sacramento. The refuge consists of about 2,600 acres (11 km2), consisting primarily of wetland impoundments with some riparian and grassland habitat.
Colusa National Wildlife Refuge is one of six refuges in the Sacramento National Wildlife Refuge Complex located in the Sacramento Valley of north-central California. The refuge is located in Colusa County. It is around 70 miles (110 km) north of metropolitan Sacramento.
Kern National Wildlife Refuge is a 11,249-acre (45.52 km2) protected area located in the southern portion of California's San Joaquin Valley, 20 miles (32 km) west of the city of Delano. Situated on the southern margin of what was once the largest freshwater wetland complex known as Tulare Lake in the western United States, Kern National Wildlife Refuge provides an optimum wintering habitat for migratory birds with an emphasis on waterfowl and water birds. The wetlands provide habitat for birds as part of the Pacific Flyway.
The Guadalupe-Nipomo Dunes National Wildlife Refuge is a 2,553-acre (10.33 km2) protected area located along the Central Coast of California, in southern San Luis Obispo and northern Santa Barbara Counties.
The Merced National Wildlife Refuge encompasses 10,262 acres (41.53 km2) of wetlands, native grasslands, vernal pools, and riparian areas in California. It was established in 1951 under the Lea Act to attract wintering waterfowl from adjacent farmland where their foraging was causing crop damage. In the last few decades, changes in agricultural practices and refuge management have reduced these wildlife/crop issues.
Butte Sink Wildlife Management Area is located in Colusa, Butte, and Sutter Counties. It is wetlands managed as part of the Sacramento National Wildlife Refuge Complex and is not open to the public.
The Sutter Basin is a 264 sq mi (680 km2) area of the Sacramento Valley in the U.S. state of California, and is part of the Feather River drainage basin. The basin includes the Sutter Basin Fire Protection District of ~127 sq mi (330 km2) and uses irrigation from the Thermalito Afterbay's Sutter-Butte Canal. The Feather River and the Sutter By-Pass are the basin's east and southwest borders.
The Refuge Water Supply Program (RWSP) is administered by the United States Department of the Interior jointly by the Bureau of Reclamation and Fish and Wildlife Service and tasked with acquiring a portion and delivering a total of 555,515 acre feet (AF) of water annually to 19 specific protected wetland areas in the Central Valley of California as mandated with the passing of the Central Valley Project Improvement Act signed on October 30, 1992, by President George H. W. Bush.
This article incorporates public domain material from websites or documents of the United States Fish and Wildlife Service .