Common names from other countries
Classification / Names
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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Cichlinae
Etymology: Crenicichla: Latin, crenulatus = cut, clipped + Greek, kichle = wrasse (Ref. 45335); yaha: From a Guaraní word, y' aha which means waterfall..
Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce bentopelágico. Subtropical
Distribución
Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri
South America: Arroyo Urugua-í and río Iguazú basins in Argentina.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 14.6 cm SL macho / no sexado; (Ref. 75970)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 20 - 22; Radios blandos dorsales (total) : 10 - 11; Espinas anales: 3; Radios blandos anales: 7 - 8; Vértebra: 35. Diagnosed from other congeners by the following combination of characters: posterior border of preopercle serrated; scales in E1 row 48-51; isognathous jaws or slightly prognathous upper jaw; suborbital stripe present; flanks with five or six dark rectangular blotches just below the upper lateral line along dorsal-fin base; and vertical stripes absent (Ref. 75970).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
Casciotta, J.R., A.E. Almirón and S.E. Gómez, 2006. Crenicichla yaha sp. N. (Perciformes: Labroidei: Cichlidae), a new species from the río Iguazú and Arroyo Urugua-í basins, northeastern Argentina. Zoologische Abhabdlungen 56:107-112. (Ref. 75970)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00354 - 0.01865), b=3.09 (2.91 - 3.27), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).