Cyprinodon inmemoriam Lozano-Vilano & Contreras-Balderas, 1993

Charco Azul pupfish



Taxonomy & Nomenclature



Conservation Status

Extinct (Burkhead, 2012)

Last record: 17 March 1984

IUCN RedList status: Extinct


Estimated date of extinction: 1986 (Burkhead, 2012)



Ojo la Trinidad, northern Mexico


Biology & Ecology










Original scientific description:

Lozano-Vilano, M. d. L. and Conteras-Balderas, Salvador. (1993). Four new species of Cyprinodon from southern Nuevo León, Mexico, with a key to the C. eximius complex (Teleostei: Cyprinodontidae). Ichthyol. Explor. Freshwaters. 4(4): 295-308.

Other references:

Burkhead, Noel M. (2012). Extinction Rates in North American Freshwater Fishes, 1900–2010. BioScience 62(9): 798-808.

Contreras-Balderas, S. & Almada-Villela, P. (1996). Cyprinodon inmemoriam. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. ( Downloaded on 31 May 2013.

Jelks, Howard L., Walsh, Stephen J., Burkhead, Noel M., Contreras-Balderas, Salvador, Díaz-Pardo, Edmundo, Hendrickson, Dean A., Lyons, J., Mandrak, Nicholas E., McCormick, Frank, Nelson, Joseph F., Platania, Steven P., Porter, Brady A., Renaud, Claude B., Schmitter-Soto, Juan Jacabo, Taylor, Eric B. and Warren, Melvin L. Jr. (2008). Conservation status of imperiled North American freshwater and diadromous fishes. Fisheries 33(8): 372-407.

Lozano-Vilano, M. L. and Maza-Benignos, M. De La. (2016). Diversity and status of Mexican killifishes. Journal of Fish Biology. DOI: 10.1111/jfb.13186 [Abstract]

Miller, Robert Rush, Minckley, W. L. and Norris, S. M. (2005). Freshwater Fishes of México. University of Chicago Press, Chicago.

Schmitter-Soto, J. (2019). Cyprinodon inmemoriam. The IUCN Red List of Threatened Species 2019: e.T6176A3107502. Downloaded on 26 June 2021.


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