About
The Devil’s Hole Pupfish is a critically endangered freshwater fish found only in Devil’s Hole, a small limestone cavern within Death Valley National Park in Nevada. Its survival is threatened by habitat changes, declining groundwater levels, climate change, and its extremely small population, which makes the species especially vulnerable to disease and environmental disturbances.
Despite being the smallest pupfish species, the Devil’s Hole Pupfish plays an important role in its ecosystem by feeding on algae, microorganisms, and small invertebrates, helping maintain the balance of its aquatic habitat. As one of the world’s rarest fish, it has become a powerful symbol of conservation, demonstrating the importance of protecting even the smallest ecosystems.
Safeguarding the Devil’s Hole Pupfish also preserves a remarkable habitat found nowhere else on Earth and the unique biodiversity it supports.