Cyprinodon simus Humphries & Miller, 1981
Boxer pupfish
Boxer pupfish,  Cachorrito boxeador,  Cachorrito boxeador
Cyprinodon simus
photo by Terceira, A.C.

Family:  Cyprinodontidae (Pupfishes), subfamily: Cyprinodontinae
Max. size:  4.5 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater, non-migratory
Distribution:  Central America: Laguna Chichancanab, Mexico.
Diagnosis:   
Biology:  Feeds on zooplankton (Ref. 94405). Not a seasonal killifish (Ref. 27139).
IUCN Red List Status: Near Threatened (NT); Date assessed: 04 October 2018 Ref. (130435)
Threat to humans:  harmless
Country info:  Found in Yucatan (Ref. 27139). Known from the Yucatán-Quintana Roo system (Ref. 81264). Also Ref. 3881, 6376. Status of threat: endangered; status declined since 1989. Criteria: 4,5 (http://fisc.er.usgs.gov/afs/) (Ref. 81264).


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