Teleostei (teleosts) >
Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Cichlinae
Etymology: Crenicichla: Latin, crenulatus = cut, clipped + Greek, kichle = wrasse (Ref. 45335); hemera: From the Greek hemeros (tame), in reference to the docile behavior of the type series when collected..
More on author: Kullander.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical
South America: Amazon River basin, in the upper Aripuanã River in the Madeira River drainage.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.7 cm SL male/unsexed; (Ref. 26677)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 19 - 21; Dorsal soft rays (total): 13 - 14; Anal spines: 3; Anal soft rays: 9 - 12; Vertebrae: 35. Easily distinguished from all other species of the genus by having a row of dark blotches forming a more or less continuous band along the abdominal side, and by having infraorbitals 3 and 4 co-ossified instead of separate. Differs from most Crenicichla species in having a smooth-margined instead of serrated preopercle (Ref. 26677).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Kullander, S.O., 1990. Crenicichla hemera (Teleostei: Cichlidae), a new cichlid species from the Rio Aripuanã drainage, Mato Grosso, Brazil. Ichthyol. Explor. Freshwat. 1(3):213-218. (Ref. 26677)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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Internet sources
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).
Trophic level (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).