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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Cynolebiinae
Etymology: Cynolebias: Greek, kyon = dog + Greek, odous = teeth + Greek, lebias = a kind of small fish (Ref. 45335).
More on authors: Costa, Lacerda & Brasil.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico; não migratória. Tropical; 22°C - 26°C (Ref. 13614)
South America: Upper Tocantins River basin in Brazil.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 8.3 cm SL macho/indeterminado; (Ref. 40938); 5.5 cm SL (female)
Raios dorsais (total) : 17 - 22; Raios anais : 19 - 23. Wide basihyal in both sexes. Females with 1-2 black precaudal blotches. Supraorbital neuromasts 21-22. Dorsal-fin rays 20-22 in males, 17-19 in females; anal-fin rays 21-23 in males, 19-21 in females; caudal-fin rays 33-34. Caudal and pectoral fins rounded. Filamentous rays on anal fin of male lacking. Contact organs on scales of body and head of male present. Snout gently pointed with lower jaw slightly elongated (Ref. 40938).
Bottom spawner, 4 months. Difficult to maintain in aquarium (Ref. 27139).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Costa, W.J.E.M., 2003. Rivulidae (South American Annual Fishes). p. 526-548. 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. 36579)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: espécies comerciais; Aquário: Espécies comerciais
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00891 (0.00396 - 0.02008), b=3.14 (2.94 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).