>
Characiformes (Characins) >
Alestidae (African tetras)
Etymology: Bryconaethiops: Greek, bryko = to bite+ Aethiops, region in North east Africa (Ref. 45335).
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; air tawar pelagis, permukaan. Tropical; 23°C - 26°C (Ref. 12468)
Africa: Cameroon (Ref. 5331, 80920), Gabon (Ref. 80920) and the Congo River basin, from the Lower Congo to the Lualaba (Ref. 74421), in Cameroon (Ref. 46233), Republic of Congo and Democratic Republic of the Congo (Ref. 74421). Report from the Malagarasi in Tanzania (Ref. 4967, 93960) is unconfirmed (Ref. 54847) and probably erroneous.
Size / Weight / umur
Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm SL jantan/; (Ref. 4967)
Duri punggung (Keseluruhan (total)) : 0; duri punggung lunak (Keseluruhan (total)) : 10; Duri dubur: 0; Sirip dubur lunak: 19 - 22. Diagnosis: 6.5-7.5 scales in transverse row between lateral line and dorsal fin origin; 10 scales around caudal peduncle; 33-36 lateral line scales (Ref. 74421, 80290). Eye diameter/head length 36-50% (Ref. 80290) or 35.6-46.8 (Ref. 74421). 17-19 (Ref. 80290) or 16-19 (Ref. 74421) anal fin branched rays.
Inhabits rivers (Ref. 4967).
Life cycle and mating behavior
Kematangan | Reproduksi, perkembang biakan | Pemijahan | telur-telur | Fecundity | Larva
Eccles, D.H., 1992. FAO species identification sheets for fishery purposes. Field guide to the freshwater fishes of Tanzania. Prepared and published with the support of the United Nations Development Programme (project URT/87/016). FAO, Rome. 145 p. (Ref. 4967)
Status IUCN Red List (Ref. 130435: Version 2024-2)
ancaman kepada manusia
Harmless
penggunaan manusia
Perikanan: komersial
Alat, peralatan
laporan khas
muat turun XML
Sumber internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00484 - 0.02371), b=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
Daya lenting (Ref.
120179): Tinggi, Waktu penggandaan populasi minimum kurang dari 15 bulan (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).