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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Nothobranchiidae (African rivulines)
Etymology: Nothobranchius: Greek, nothos = false + Greek, brangchia = gill (Ref. 45335); iridescens: Name 'iridescens' from the Latin participial adjective deriving from the ancient Greek word 'iris', meaning 'rainbow', in reference to the colourful appearance of the males, containing different colours of the rainbow.
Entorno: milieu / zona climática / rango de profundidad / gama de distribución
Ecología
; agua dulce bentopelágico. Tropical
Africa: DR Congo.
Tamaño / Peso / Edad
Madurez: Lm ?  range ? - ? cm
Max length : 4.3 cm SL macho / no sexado; (Ref. 138275)
Descripción breve
Claves de identificación | Morfología | Morfometría
Radios blandos dorsales (total) : 16 - 17; Radios blandos anales: 17 - 18. This species is distinguished from its congeners by the following set of characters: anal fin with irregular red-brown spots and stripes, creating two irregular submedial and medial bands and with broad yellow subdistal band; caudal fin with a slender light blue subdistal band, densely marked with irregular red spots, and narrow dark brown distinct distal margin; caudal peduncle length 153-161 in % of its depth; eye diameter 31-34% HL; and predorsal length 52.4-55.6% SL (Ref. 138275).
Body shape (shape guide): fusiform / normal; Cross section: oval.
This species inhabits a turbid pool, about 50 cm in depth, with margins partially overgrown by grass (Ref. 138275).
Ciclo vital y comportamiento de apareamiento
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Nagy, B., 2025. Review of Cyprinodontiform fishes in the Upper Congo drainage with descriptions of four new species of seasonal Nothobranchius (Nothobranchiidae) and a new species of 'Lacustricola' Lampeye (Procatopodidae) in South-Eastern DR Congo. Ecology and Diversity 2:10006. (Ref. 138275)
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=0.01122 (0.00476 - 0.02645), b=2.94 (2.74 - 3.14), 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). 🛈 |