Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water benthopelagisch; standvastig. Tropical; 20°C - 26°C (Ref. 2059)
Central America: Atlantic river basins of Costa Rica.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 7.5 cm TL mannelijk / geslacht onbekend; (Ref. 27139)
Mainly in waters of moderate to high current velocity between 525 and 695 m elevation, also abundant in a pool with much vegetation and little current. More abundant in waters of greater current velocity. Always swims near a grass or undergrowth refuge over muddy or sand bottoms. Eats aquatic insects (Ref. 36880). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
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 op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00315 - 0.03034), b=3.03 (2.78 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
