Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Rivulinae
Etymology: Maratecoara: A Brazilian name from Aruana/Goias.
Eponymy: Rosario S LaCorte is an American aquarist who served in the US Army Corps (1947–1951) and made five collecting expeditions to South America (1977–1988). He wrote: Enjoy your Cichlids (1969) and An Aquarist’s Journey (2018). (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic; non-migratory. Tropical; 22°C - 26°C (Ref. 13614)
South America: Araguaia River basin, Brazil.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.0 cm TL male/unsexed; (Ref. 27139)
Short description
Identification keys | Morphology | Morphometrics
Inhabits seasonal swamps, lagoons and pools in typical savannah areas or transitional regions between savannah and forest (Ref. 57947). Bottom spawner, 6 months incubation (Ref. 27139).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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: Version 2025-2)
Threat to humans
Harmless
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