Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Nothobranchiidae (African rivulines)
Etymology: Aphyosemion: Greek, aphye, -es, sardine, anchovy + Greek, semeion = mark, signal (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic; non-migratory. Tropical; 22°C - 26°C (Ref. 2059)
Africa: southeastern Nigeria over western and southwestern Cameroon, Equatorial Guinea to northwestern Gabon (Ref. 27139, 80395). Only present east of Mt. Cameroon and west of Wouri River in Cameroon according to Ref. 76820.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.5 cm TL male/unsexed; (Ref. 27885)
Occurs in quiet parts of brooks and small streams in the coastal rainforest on tertiary and quaternary sedimentary soil (Ref. 3788). Not a seasonal killifish; difficult to maintain in aquarium (Ref. 27139). Occurs near coast and not for inland; prefers clearer and more active water on fine substratum (Ref. 84174).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
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)
Threat to humans
Harmless
Human uses
Fisheries: ; aquarium: commercial
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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=0.00933 (0.00414 - 0.02103), b=2.88 (2.69 - 3.07), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).