Ptychochromis insolitus

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Ptychochromis insolitus
Male at London Zoo
Conservation status

Critically Endangered  (IUCN 3.1)[1]
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Perciformes
Family: Cichlidae
Subfamily: Ptychochrominae
Genus: Ptychochromis
Species: P. insolitus
Binomial name
Ptychochromis insolitus
Stiassny & Sparks, 2006

Ptychochromis insolitus, also known as the Mangarahara cichlid, is a species of cichlid endemic to the Amboaboa and Mangarahara Rivers near Mandritsara in northern Madagascar.[2] It is listed as Critically Endangered by the IUCN, but until its rediscovery in 2013, it was feared that the last remaining wild population had disappeared.[3] This rare species is threatened by habitat loss and introduced species.[1] Prior to its official description, it was sometimes known as Ptychochromis sp. nov. "Joba mena" or Ptychochromis sp. nov. "Mangarahara".[1][2] Two cichlids from another genus, Paretroplus nourissati and P. gymnopreopercularis, are restricted to the same region as Ptychochromis insolitus.[4] This species can reach a length of 5.5 centimetres (2.2 in) SL.[5]

In captivity

As of 2013, only three specimens were known to exist in captivity; two males in London Zoo and one male in the Berlin Aquarium. An appeal to collectors was put out in May 2013 to attempt to find a suitable female in a private collection for breeding purposes.[6] The last known female was killed by a male at the Berlin Aquarium while trying to mate.[7] In late 2013, a remnant population was discovered in the wild after a local tip-off, and 18, including some females, have been moved into captivity.[3]

References

  1. 1.0 1.1 1.2 Loiselle, P. & participants of the CBSG/ANGAP CAMP "Faune de Madagascar" workshop, Mantasoa, Madagascar 2001 (2004). "Ptychochromis sp. nov. Joba mena". IUCN Red List of Threatened Species. Version 2011.1. International Union for Conservation of Nature. Retrieved 15 July 2011. 
  2. 2.0 2.1 Stiassny, M., and Sparks, J. S. (2006). Phylogeny and Taxonomic Revision of the Endemic Malagasy Genus Ptychochromis (Teleostei: Cichlidae), with the Description of Five New Species and a Diagnosis for Katria, New Genus. American Museum Novitates 3535.
  3. 3.0 3.1 "Conservation Hail Mary works: Mate for near-extinct fish found!". Mongabay.com. 20 December 2013. Retrieved 22 December 2013. 
  4. Sparks, J. S. (2008). Phylogeny of the Cichlid Subfamily Etroplinae and Taxonomic Revision of the Malagasy Cichlid Genus Paretroplus (Teleostei: Cichlidae). Bulletin of the American Museum of Natural History Number 314 :1-151
  5. Froese, Rainer and Pauly, Daniel, eds. (2013). "Ptychochromis insolitus" in FishBase. April 2013 version.
  6. "Zoo seeks mate for last surviving 'gorgeously ugly' fish". BBC News. 10 May 2013. Retrieved 10 May 2013. 
  7. harpers.org july 2013


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