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n. pl. pupfish or pup·fish·es
Any of various small deep-bodied fishes of the family Cyprinidontidae, chiefly found in isolated habitats such as desert springs and streams of Mexico and the southwest United States.


n, pl -fish or -fishes
(Animals) any of various small killifishes of the genus Cyprinodon, found mainly in brackish or fresh water in southwestern US and northern Mexico, and in coastal areas around the Caribbean



n., pl. (esp. collectively) -fish, (esp. for kinds or species) -fish•es.
any of several tiny, stout killifishes of the genus Cyprinodon, inhabiting marshy waters in arid areas of W North America.
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References in periodicals archive ?
It is possibly rarer than Deils Hole pupfish, which is found only in one location in Death Valley National Park, Nevada, and is often referred to as the rarest fish in the world.
One pupfish species inhabits the small, deep crack between rocks in just a single pool that is now locked behind steel fences and barbed wire and watched over with cameras and other security.
The endemic White Sands pupfish, a threatened species that lives in the monument's Lost River, is the only fish in the Tularosa Basin and has lived there for more than 12,000 years.
2012), 12 mo for Largespring Gambusia Gambusia geiseri (Hubbs, 1998), 12 for Leon Springs Pupfish Cyprinodon bovinus (Kennedy, 1977); and 11 to 12 mo for Fountain Darter Etheostoma fonticola (Schenck and Whiteside, 1977; Nichols, 2015).
The molecular basis of a microsatellite null allele from the White Sands pupfish.
Evolutionary history of the Ash Meadows pupfish (genus Cyprinodon) populations inferred using microsatellite markers.
Effects of generation-long temperature acclimation on reproductive performance of the desert pupfish, Cyprinodon n.
The locals: 1,000 species of plants and 400 types of animals, including the tiny pupfish, the desert tortoise and the elusive desert bighorn sheep.
In addition to the desert pupfish maintained at Cox Oasis, the vegetation at Andreas Oasis is used as part of the riparian vegetation mitigation for canal lining, so drying up of Andreas Oasis would set back vegetation mitigation targets.
Fantastic The aquarium at London Zoo breeds 26 species in captivity including eight species of Mexican pupfish and ten livebearers, five of which are now extinct in the wild.
Pupfish, which are found exclusively in the desert Southwest, can go for up to five hours with nearly no oxygen, and they do this even though oxygen is available, it has been discovered by researchers from the University of Nevada, Las Vegas.