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Sottofamiglia
Cichlinae
Tribu
Heroini
Genere
Astatheros
Stato
valid
Curatore
Juan Miguel Artigas Azas
Pubblicare
03-Giu-2006
Ultimo aggiornamento in data:
04-Nov-2009
 |
Astatheros nourissati (Allgayer, 1989)
![Astatheros nourissati adult in the aquarium of Morrell Devlin [USA]](../gallery/thumbs/p06585t.jpg){kind=small}
![Astatheros nourissati in a 10,000 liters Central American cichlid display of Jean Claude Nourissat, in Toulon [France], Sep-1999](../gallery/thumbs/p00411t.jpg)
![Astatheros nourissati subadult in the aquarium of Morrell Devlin [USA]](../gallery/thumbs/p03185t.jpg){kind=small}
Descrizione originale come Theraps nourissati:
- Allgayer, Robert. 1989. "Révision et redescription du genre Theraps Günther 1862. Description de deux espèces nouvelles du Mexique (Pisces, Perciformes, Cichlidae)". Revue Française des Cichlidophiles. pp. 4-30 (crc00144).
Evoluzione tassonomica:
- Theraps nourissati, Allgayer, 1989, combinazione originale.
- Amphilophus nourissati, Kullander, 2003, nuova combinazione.
Gruppi:
- Habitat: Secondary rheophilus
- Feeding: Substrate sifters
- Morphology: Medium sized cichlids
Etimologia: After one of the discoverers of the species for science and hobby, the great french cichlid aquarist Jean Claude Nourissat (1941-2003).
Diagnosi: More slender than the rest of the species in Amphilophus of the longimanus group, with standard length/body height ratio from 2.33 to 2.64 times as long as high (Allgayer, 1989). It posses a particularly large vertically oval black blotch in the middle part of the flanks.
Nomi comuni: Mojarra de labios gruesos, Bluemouth cichlid (Miller, 2005).
Località tipo: Small river, 1 km before the village La Pera on road from Palenque to Ojo de Agua, Chiapas, Mexico.
Distribuzione: Distributed in the eastern affluents of the Rio Usumacinta system: Rio Usumacinta, Rio Salinas, Rio de la Pasión, Rio Lacantum and their affluents (Artigas Azas, 2005).
Paesi abitati: Guatemala (native), Messico (native).
Habitat: Found in riverine courses in areas of moderate to strong water flow, both in small shallow creeks and large rivers. pH above 7.5 and a moderate to very high water hardness. Water temperature stays in a tropical range from 22ºC to 28ºC (Artigas Azas, 2005).
Località: Chancala River (Messico, native), Corzo River (Messico, native), Lacanjá River (Messico, native).
Alimentazione: Carnivorous, substrate sifter.
Riproduzione: Biparental substrate brooder, breeds during the spring (March-June), building nests normally protected by sunken trees and branches, both parents care for fry (Artigas Azas, 2005).
Aquariofilia: A normally shy fish (Keijman, 1995) at least 400 liters in volume and 1.5 in length, the tank is best to be provided with ample cover (Rocks, driftwood as an example). Not too agressive, not to house with very aggressive Central American cichlids. Eats most foods offered. Males were sexually active when they became 12 cm long, and females ten cm (Artigas Azas, 2005).
Conservazione: Astatheros nourissati non inserita dalle organizzazioni internazionali di salvaguardia delle specie a rischio nella lista rossaNot listed in the Mexican Official Norm NOM-059-ECOL-2001.
Commenti: This fish had been given a tentative name of Cichlasoma caerulora by Carl Hubbs at the University of Michigan in 1935, it was never described with that name (Artigas Azas, 1993).
Riferimenti:
- Allgayer, Robert. 1989. "Révision et redescription du genre Theraps Günther 1862. Description de deux espèces nouvelles du Mexique (Pisces, Perciformes, Cichlidae)". Revue Française des Cichlidophiles. pp. 4-30 (crc00144).
- Artigas Azas, Juan Miguel. 1993. "A Visit to Dr. Robert Rush Miller". Cichlasoma Power. v. 13; n. 3; pp. 10-12 (crc01288).
- Artigas Azas, Juan Miguel. 2005. "Amphilophus nourissati, the Big-Lipped Eartheater from Mexico". Cichlid News Magazine. v. 14; No. 1; pp. 6-12 (crc00941).
- Keijman, Michel. 1996. "Amphilophus nourissati, an interesting earth-eater from Central America". The Cichlids Yearbooks. v. 6; pp. 64-67 (crc00934).
- Kullander, Sven. 2003. "Family Cichlidae (Cichlids)". Check list of the freshwater fishes of South and Central America. pp. 605-654 (crc01092).
Citazione:
Artigas Azas, Juan Miguel. (Novembre 04, 2009). "Astatheros nourissati (Allgayer, 1989)". The Cichlid Room Companion. URL consultato in data Maggio 25, 2013, da: http://www.cichlidae.com/gallery/species.php?id=178&content=profile&lang=it.
