Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Nothobranchiidae (African rivulines)
Etymology: Aphyosemion: Greek, aphye, -es, sardine, anchovy + Greek, semeion = mark, signal (Ref. 45335); omega: Named with regard to Chromaphyosemion alpha; alpha 'the beginning', omega 'the end' in Greek, in reference to the relative position within Chromaphyosemion with C. alpha as the basal species, C. omega as a more derived species.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic; pH range: 6.0 - ?. Tropical; 27°C - ? (Ref. 76820)
Africa: endemic to Cameroon and presently known from several places along the road between Kopongo/Somakek and Bonepoupa (Ref. 76820).
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 3.1 cm SL male/unsexed; (Ref. 76820)
The type locality of this species is a small river in the forest with a maximal depth of approximately 0.2 m and up to 3 m wide, with bottom consisting of sand and gravel and lacking aquatic plants (Ref. 76820).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Sonnenberg, R., 2007. Description of three new species of the genus Chromaphyosemion Radda, 1971 (Cyprinodontiformes: Nothobranchiidae) from the coastal plains of Cameroon with a preliminary review of the Chromaphyosemion splendopleure complex. Zootaxa 1591:1-38. (Ref. 76820)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
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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=0.00603 (0.00250 - 0.01453), b=3.13 (2.92 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
