Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Cynolebiinae
Etymology: Megalebias: Greek, mega, megalos = great + Greek, lebias, ou = a kind of small fish (Ref. 45335).
Eponymy: Dr Willy Georg Wolterstorff (1864–1943) was a German geologist and herpetologist who was a curator at Magdeburg Museum. [...] (Ref. 128868), visit book page.
More on author: Ahl.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic; pH range: 6.0 - 7.5; dH range: ? - 25; non-migratory. Subtropical; 20°C - 25°C (Ref. 13614)
South America: Laguna dos Patos basin.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.0 cm TL male/unsexed; (Ref. 36579)
Bottom spawner, 3 months incubation (Ref. 27139).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Costa, W.J.E.M., 2006. The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision. Zootaxa 1213:1-162. (Ref. 57613)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
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