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These pupfish are able to take advantage of different food sources so they can all coexist. One species feeds on only the scales of other pupfish. Another has a modified jaw to be able to eat snails and ostracods. Before the 1990s, Lake Chichancanab, in Mexico, was full of brackish water and another five species of pupfish were found there.
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]
Cyprinodon is a genus of pupfishes found in waters that range from fresh to hypersaline.The genus is primarily found in Mexico, the Caribbean Islands and southern United States (Arizona, California, Florida, Nevada, New Mexico, Oklahoma and Texas), but C. variegatus occurs as far north as Massachusetts and along the entire Gulf of Mexico coastline, and C. dearborni and C. variegatus are found ...
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 ).
For years, the fish’s population dwindled, hitting an “all-time low of 35 in 2013,” the National Park Service said in an April 29 news release.. In recent years, however, that number has ...
Comanche Springs pupfish (Cyprinodon elegans) Sonoyta pupfish (Cyprinodon eremus) Carbonera pupfish (Cyprinodon fontinalis) Largescale pupfish (Cyprinodon macrolepis) Cachorrito gigante (Cyprinodon maya) Owens pupfish (Cyprinodon radiosus) Death Valley pupfish (Cyprinodon salinus) Cachorrito boxeador (Cyprinodon simus) White Sands pupfish ...
Cyprinodon rubrofluviatilis, known as the Red River pupfish, is a species of pupfish from the United States. It is found only in the Red River of the South and Brazos River drainages of Texas and Oklahoma. [2] It grows to a total length of 5.8 cm (2.3 in) and feeds on midge larvae and other insects. [3]
Distribution of Amargosa River pupfish in Death Valley, CA [7] The Amargosa River pupfish is found in two distinct areas of perennial flow along the lower Amargosa River in Death Valley, California with a dry stretch of riverbed measuring 16 km between them. [2] The upstream range is near Tecopa, and the downstream range is near Saratoga Springs.