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The spring-fed pools of upper Salt Creek are the year-round habitat of pupfish. The Death Valley Pupfish is a small, silvery colored fish with 6–9 vertical dark bands on its sides. It has an average length of 3.7 cm (1.5 in), with a recorded maximum of 7.8 cm (3.1 in). [3]
Several pupfish species are extinct and most extant species are listed. In the U.S., the most well-known pupfish species may be the Devils Hole pupfish, native to Devils Hole on the Nevada side of Death Valley National Park. Since 1995 the Devils Hole pupfish has been in a nearly steady decline, where it was close to extinction at 35–68 fish ...
The Death Valley pupfish live at the lowest elevations in Death Valley, where summer temperatures can reach 130 °F (54 °C). [ 2 ] The Devil's Hole pupfish is found only in a single spring-fed limestone cavern in Ash Meadows , California, and at 23 square yards (19 m 2 ) has the smallest known range of any vertebrate species.
Salt Creek, a mile-long shallow depression in the center of the valley, supports Death Valley Pupfish. [42] These isolated pupfish populations are remnants of the wetter Pleistocene climate. [42] Darwin Falls, on the western edge of Death Valley Monument, falls 100 feet (30 m) into a large pond surrounded by willows and cottonwood trees. Over ...
The Amargosa River pupfish (Cyprinodon nevadensis amargosae) is a member of a pupfish species complex which inhabits the watershed of ancient Lake Manly (present day Death Valley in California, USA). [1] Currently, the species inhabits two disjunct perennial reaches of the lower Amargosa River. The upstream portion is near Tecopa and passes ...
†Cyprinodon nevadensis calidae, the Tecopa pupfish, was declared extinct in 1981, and was the first taxon to be removed from the endangered species list due to extinction. [8] National Park Service interpretive signage at Salt Creek, Death Valley National Park.
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]
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