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The Algodones Dunes is a large sand dune field, or erg, located in the southeastern portion of the U.S. state of California, near the border with Arizona and the Mexican state of Baja California. The field is approximately 45 miles (72 km) long by 6 miles (9.7 km) wide and extends along a northwest-southeast line that correlates to the ...
The name Algodones Dunes refers to the entire geographic feature, while the administrative designation for that portion managed by the Bureau of Land Management is the "Imperial Sand Dunes Recreation Area" (sometimes called the "Glamis Dunes"). The Algodones Sand Dunes are the largest mass of sand dunes in California.
"Endangered and Threatened Wildlife and Plants; 90-Day Finding on a Petition To List 16 Insect Species From the Algodones Sand Dunes, Imperial County, CA, as Threatened or Endangered". Federal Register. 71 (160): 47765–47771. 2006. Lobl, I.; Smetana, A., eds. (2006).
The Old Plank Road is a plank road in Imperial County, California, that was built in 1915 as an east–west route over the Algodones Dunes.It effectively connected the extreme lower section of Southern California to Arizona and provided the last link in a commercial route between San Diego and Yuma.
The range lies south and southeast of the Chocolate Mountains and east of the Algodones Dunes. Pilot Knob is a volcanic plug formed landmark peak to the south of the range. The mountains are home to the American Girl Mine, and the Golden Bee and Cargo mines. The All American Canal passes to the south of the range.
Lanphere Dunes and Ma-le'l Dunes: 2021 Humboldt: Federal (Bureau of Land Management, Humboldt Bay National Wildlife Refuge) Considered to be the largest and best quality sand dune ecosystems representing coastal dunes in the area. [20] Miramar Mounds: 1972: San Diego
Stictiella villegasi, the Algodones sand wasp, is a species of sand wasp in the family Bembicidae. It is endemic to the Algodones Dunes in North America. [ 1 ] [ 2 ] [ 3 ]
It contains the single species Lepismadora algodones, which is known by the common name Algodones sand jewel beetle. [1] It is endemic to California in the United States, where it has been collected only from the Algodones Dunes in Imperial County. [2] The beetle is no more than 7 millimeters long.