Actinopteri (ray-finned fishes) > Cyprinodontiformes
(Rivulines, killifishes and live bearers) > Cyprinodontidae
(Pupfishes) > Orestiinae
Etymology: Orestias: After Orestes in the Greek mythology?.
More on author: Valenciennes.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic; non-migratory. High altitude; 5°C - 15°C (Ref. 13614)
South America: Lake Titicaca basin in Peru and Bolivia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 17.0 cm TL male/unsexed; (Ref. 27139)
Not a seasonal killifish. Is very difficult to maintain in aquarium (Ref. 27139).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Costa, W.J.E.M., 2003. Cyprinodontidae (Pupfishes). p. 549-554. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 50471)
IUCN Red List Status (Ref. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this BS (Ref. 93245
Trophic level (Ref. 69278
): 3.1 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .
Nutrients (Ref. 124155
): Calcium = 279 [158, 537] mg/100g ; Iron = 1.44 [0.95, 2.27] mg/100g ; Protein = 16.5 [15.4, 17.5] % ; Omega3 = 0.238 [0.100, 0.553] g/100g ; Selenium = 51.4 [23.3, 112.0] μg/100g ; VitaminA = 52.7 [20.6, 122.3] μg/100g ; Zinc = 2.76 [1.90, 4.05] mg/100g (wet weight);