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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Rivulinae
Etymology: Maratecoara: A Brazilian name from Aruana/Goias.
More on authors: Costa & Brasil.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk; ej vandrande. Tropical
South America: Middle Tocantins River basin in Brazil.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.0 cm TL hane/ej könsbestämd; (Ref. 27139)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Mjukstrålar i ryggfenan (totalt) : 11 - 14; Mjukstrålar i analfenan: 15 - 18; Ryggkotor: 26 - 27.
Inhabits seasonal lagoons in a typical savannah area (Ref. 57947). Bottom spawner, ? months incubation (Ref. 27139).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Costa, W.J.E.M., 2007. Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species. Zootaxa 1410:1-41. (Ref. 57947)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [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).
Trofisk nivå (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).