>
Characiformes (Characins) >
Alestidae (African tetras)
Etymology: Brachypetersius: Greek, brachys = short + Peters, 1877, naturalist, expeditionary in Asia.
More on author: Pellegrin.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten pelagiska. Tropical
Africa: Lower Guinea endemic, known from the Kouilou River basin in the Republic of Congo (Ref. 80290) and the Ogowe River basin in Gabon (Ref. 5331).
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 7.4 cm TL hane/ej könsbestämd; (Ref. 42035)
Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 18 - 21. Diagnosis: 5.5 scales between lateral line and dorsal fin origin; 16-18 anal fin branched rays; flanks with dark pigment blotch on ventral two thirds of caudal peduncle; humeral spot absent (Ref. 80290).
Maximum size 70 mm SL (Ref. 80290).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Paugy, D. and S.A. Schaefer, 2007. Alestidae. p. 347-411. In M.L.J. Stiassny, G.G. Teugels and C.D. Hopkins (eds.) Poissons d'eaux douces et saumâtres de basse Guinée, ouest de l'Afrique centrale/The fresh and brackish water fishes of Lower Guinea, west-central Africa. Vol. 1. Coll. Faune et Flore tropicales 42. Istitut de recherche pour le développement, Paris, France, Muséum nationale d'histoire naturelle, Paris, France and Musée royale de l'Afrique centrale, Tervuren, Belgique. 800 p. (Ref. 80290)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
Download XML
Internet-källor
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00528 - 0.02495), b=3.00 (2.82 - 3.18), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.1 ±0.3 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).