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''Chapalichthys'' is a
genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...
of
splitfin Goodeidae is a family of teleost fish endemic to Mexico and some areas of the United States. Many species are known as splitfins. This family contains about 50 species within 18 genera. The family is named after ichthyologist George Brown Goode ...
s that are
endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found els ...
to west-central
Mexico Mexico ( Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guate ...
, where found in lakes, pools, ponds and channels in the Lerma
Chapala Chapala may refer to: * Chapala, Jalisco, a town in the Mexican state of Jalisco, on the northern shore of Lake Chapala * Lake Chapala, the largest freshwater lake in Mexico, in the states of Jalisco and Michoacán * ''Chapala'', a 1899 painting ...
Grande de Santiago and Balsas basins. ''Chapalichthys'' reach up to in
standard length Fish measurement is the measuring of individual fish and various parts of their anatomies. These data are used in many areas of ichthyology, including taxonomy and fisheries biology. Overall length * Standard length (SL) is the length of a fish ...
. Despite this relatively small size, they are often caught as food in Lake Chapala.


Species

There are currently three species in this genus according to
FishBase FishBase is a global species database of fish species (specifically finfish). It is the largest and most extensively accessed online database on adult finfish on the web.
, but some authorities only recognize two, treating ''C. peraticus'' as a junior synonym of ''C. pardalis''. * '' Chapalichthys encaustus'' ( D. S. Jordan & Snyder, 1899) (Barred splitfin) * '' Chapalichthys pardalis''
Álvarez Álvarez or Álvares may refer to: People * Álvarez (surname), Spanish surname Places * Alvares (river), a river in northern Spain * Alvares (ski resort), in Iran * Alvares, Iran * Alvares, Portugal * Álvarez, Santa Fe, a town in the province o ...
, 1963
(Polka-dot splitfin) * '' Chapalichthys peraticus''
Álvarez Álvarez or Álvares may refer to: People * Álvarez (surname), Spanish surname Places * Alvares (river), a river in northern Spain * Alvares (ski resort), in Iran * Alvares, Iran * Alvares, Portugal * Álvarez, Santa Fe, a town in the province o ...
, 1963
(Alien splitfin)


References

Goodeinae Freshwater fish of Mexico Endemic fish of Mexico Freshwater fish genera Taxa named by Seth Eugene Meek Ray-finned fish genera {{Cyprinodontiformes-stub