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The Devils Hole pupfish reached a 25-year high spring count of 191 fish. For years, the fish’s population dwindled, hitting an “all-time low of 35 in 2013,” the National Park Service said in ...
[38] [66] A 2014 study ascertained that the Devils Hole pupfish had a 26–33% chance of becoming extinct in the next twenty years. [27] In November 2005, divers counted just 84 individuals in the Devils Hole population, the same as the spring population, despite observations of egg-laying and juvenile fish during the summer.
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]
The Devils Hole pupfish (Cyprinodon diabolis) is a specific species native to Nevada. There are fewer than 200 individuals since 2005. Their population size usually fluctuates between 37 and 400 fish. They are considered one of the world's rarest fish. These fish live in 94 °F (34.4 °C) waters. [12]
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 ...
The Devils Hole Pupfish in Death Valley National Park had their world rocked Thursday when the magnitude 7.0 earthquake that struck off the Northern California coast sent tremors through their ...
The endangered Devil's Hole pupfish population, is sensitive to ground water level changes and regularly monitored by a "Death Valley Scuba Dive Team". Devil's Hole is completely surrounded by the expanded Ash Meadows National Wildlife Refuge; however, pupfish management is still overseen by Death Valley National Park.
With no other natural habitat and a population in the low 200s, the disturbance to the pupfish could mean trouble. ... The highly endangered Devils Hole pupfish have previously survived seiches ...