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Characiformes (Characins) >
Alestidae (African tetras)
Etymology: jackiae: Name 'Brachyalestes jackiae' in honor of Jackie Black for her support and encouragement to MLJS and her Congolese colleagues over many years of work in the Congo basin.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce pelágico. Tropical
Africa: DR Congo.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 11.4 cm SL macho / no sexado; (Ref. 131251)
Descripción breve
Claves de identificación | Morfología | Morfometría
Radios blandos dorsales (total) : 8; Radios blandos anales: 11 - 13; Vértebra: 36 - 38. This species is distinguished from its congeners by the following set of characters: presence of a conspicuous midlateral stripe; midlateral stripe diffuse narrow or broad, straight band of dark pigmentation passing from the caudal blotch to midbody or extending to the opercle; strongly demarcated and distinctively club-shaped anteriorly; presence of an anterior extension of the club-shaped midlateral stripe in males; absence of humeral spot; 21-23 lateral line scales; caudal peduncle depth 9.0-10.6% of SL; absence of an anterior extension of a club-shaped midlateral stripe in males; absence of a humeral spot; pored lateral line scales 21-23; presence of a dark club-shaped midlateral stripe; and absence of dark blotches (Ref. 131251).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Stiassny, M.L.J., C. Keane, J.J.M.M. Mbimbi and B.F. Melo, 2023. Phylogenomics and morphology of the African fish genus Brycinus with revalidation of Brachyalestes and description of a new species from the Congo basin (Teleostei: Alestidae). Ichthyol. Herpetol. 111(4):597-611. (Ref. 131251)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
Pesquerías: sin interés
Herramientas
Informes especiales
Descargar XML
Fuentes de Internet
Estimaciones basadas en modelos
Índice de diversidad filogenética (Referencia 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01072 (0.00489 - 0.02350), b=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Nivel trófico (Referencia 69278) |
3.2 ±0.4 se; based on size and trophs of closest relatives |
Resiliencia (Referencia 120179) |
Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.). |
Vulnerabilidad pesquera (Ref. 59153) |
Low vulnerability (13 of 100). 🛈 |