Actinopterygii (ray-finned fishes) > Cyprinodontiformes
(Rivulines, killifishes and live bearers) > Nothobranchiidae
Etymology: Aphyosemion: Greek, aphye, -es, sardine, anchovy + Greek, semeion = mark, signal (Ref. 45335). More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic; pH range: 6.5 - 7.2; non-migratory. Tropical; 20°C - 24°C (Ref. 2060)
Africa: middle Congo River drainage in Democratic Republic of the Congo and Republic of Congo (Ref. 91032). Reported from the Tshuapa River, lower Ubangi (Ref. 47461, 91032), Itimbiri (Ref. 86918, 91032), Sangha (Ref. 47461), Likouala (Ref. 86918), Lulonga (Ref. 47461) and lower Lomami, and lakes Tumba and Mai Ndombe (Ref. 91032).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 5.0 cm TL male/unsexed; (Ref. 31267); common length : 4.0 cm TL male/unsexed; (Ref. 27139)
Occurs in brooks, swamps parts of small streams, swamps, pools and border regions of lakes; 5 cm TL (Ref. 3788, 47461). Not a seasonal killifish; difficult to maintain in aquarium (Ref. 27139).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | 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. 119314)
CITES (Ref. 115941)
Threat to humans
Fisheries: ; aquarium: commercial
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm Total Length, based on all LWR estimates for this body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.2 ±0.4 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .