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Devils Hole pupfish, Cyprinodon diabolis, from Death Valley National Park. Devils Hole is the only natural habitat of the Devils Hole pupfish, which survives despite the hot, oxygen-poor water. [19] Devils Hole "may be the smallest habitat in the world containing the entire population of a vertebrate species". [4]
Before the mid-1990s, scientists counted between 200 and 250 Devils Hole pupfish each spring. But over the course of about 20 years, the fish's population count dropped to an average of about 90 ...
"Devils Hole in Death Valley National Park was shaken by an earthquake that happened in Northern California on December 5," the agency said in a news release Thursday. "Scientists are still ...
The Devils Hole pupfish (Cyprinodon diabolis) is a critically endangered species of the family Cyprinodontidae (pupfishes) found only in Devils Hole, a water-filled cavern in the US state of Nevada. It was first described as a species in 1930 and is most closely related to C. nevadensis and the Death Valley pupfish ( C. salinus ).
Devil's Hole State Park is a 42-acre (17 ha) [2] day-use park that allows fishing, hiking, picnic tables, snowshoeing, and cross-country skiing. [1] A popular trail descends into the Niagara River Gorge to allow close access to the rapids below, however off-trail hiking is prohibited due to dangerous conditions.
Inside Ash Meadows is Devils Hole, a detached unit of Death Valley National Park. Ash Meadows is within the Amargosa Desert, of the Mojave Desert ecoregion. The Amargosa River is a visible part of the valley hydrology, and has seasonal surface flow passing southwards adjacent to the preserve, to later enter Death Valley.
In 1952 President Harry Truman added the Devils Hole to Death Valley National Monument; it is the only habitat of the Devils Hole pupfish. [ 42 ] [ 43 ] Death Valley National Monument was designated a biosphere reserve in 1984. [ 3 ]
A school of Death Valley pupfish, seen in Salt Creek in 2019. This species is known from only two locations in Death Valley: Salt Creek (subspecies salinus) at about 49 m (161 ft) below sea level, and Cottonball Marsh (subspecies milleri), at about 80 m (260 ft) below sea level. [1]