Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Nothobranchiidae (African rivulines)
Etymology: Nothobranchius: Greek, nothos = false + Greek, brangchia = gill (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic; non-migratory. Tropical
Africa: disjunct distribution in the Nile system in Sudan, South Sudan and Ethiopia (Ref. 82677).
Length at first maturity / Size / Weight / Age
Maturity: Lm 3.3, range 3 - 3.9 cm
Max length : 5.5 cm TL male/unsexed; (Ref. 27139)
Inhabits temporary pools and channels in and around foothills of the Nuba mountains and bordering the Sudd wetland; feeds on cladocerans, copepods, ostracods and insects (Ref. 28714). Annual species; eggs resist desiccation during dry season (Ref. 97278). Bottom spawner, 3-6 months incubation (Ref. 27139). Sexual maturity reached in 5 weeks (Ref. 59344).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Annual fishes.
Huber, J.H., 1996. Killi-Data 1996. Updated checklist of taxonomic names, collecting localities and bibliographic references of oviparous Cyprinodont fishes (Atherinomorpha, Pisces). Société Française d'Ichtyologie, Muséum National d'Histoire Naturelle, Paris, France, 399 p. (Ref. 27139)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00472 - 0.02669), b=2.94 (2.74 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.43 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).