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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Nothobranchiidae (African rivulines)
Etymology: Nothobranchius: Greek, nothos = false + Greek, brangchia = gill (Ref. 45335); usanguensis: Named in reference to the Usangu Flats, the area of origin (Ref. 98818).
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce pelágico. Tropical
Africa: seasonal pools and swamps on the Usangu Flats, Great Ruaha River system in Tanzania (Ref. 98818).
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 5.1 cm SL macho / no sexado; (Ref. 98818)
Descripción breve
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 0; Radios blandos dorsales (total) : 14 - 17; Espinas anales: 0; Radios blandos anales: 14 - 17. Diagnosis: Nothobranchius usanguensis is distinguished from all other members of the Nothobranchius neumanni species group by the following combination of characters: in the male, the dorsal profile is convex with almost no transition between the head and body; the anal fin is yellow with a dark red marbled pattern, a distinct dark red, or less commonly black, margin and a light blue-gray proximal part; the caudal fin is red or partially red with a darker red or red-gray terminal band that may be preceded by a narrow relatively light red band (Ref. 98818).
Body shape (shape guide): fusiform / normal; Cross section: circular.
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Wildekamp, R.H., B.R. Watters and K.M. Shidlovskiy, 2014. Review of the Nothobranchius neumanni species group with descriptions of three new species from Tanzania (Cyprinodontiformes: Nothobranchiidae). J. Am. Killifish Ass. 47(1):2-30. (Ref. 98818)
Situación en la Lista Roja de la UICN (Ref. 130435: Version 2025-2 (Global))
Amenaza para el ser humano
Harmless
Usos humanos
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=0.00603 (0.00251 - 0.01446), b=3.13 (2.93 - 3.33), 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 |
Vulnerabilidad pesquera (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |