Classification / Names
Nombres comunes | Sinónimos | Catalog of Fishes(Género, Especie) | ITIS | CoL | WoRMS | Cloffa
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Cypriniformes (Carps) >
Acheilognathidae (Bitterlings)
Etymology: Rhodeus: Greek, rhodeos, a,-on = rose (Ref. 45335); nigrodorsalis: 'nigrodorsalis'(Latin), i.e., 'nigro' for black and 'dorsalis' for dorsal fin; referring tro the black dorsal-fin membrane in adult males. Noun (Ref. 126778).
Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
; agua dulce bentopelágico. Tropical
Asia: China.
Tamaño / Peso / Age
Madurez: Lm ?  range ? - ? cm
Max length : 4.7 cm SL macho / no sexado; (Ref. 126778)
Short description
Claves de identificación | Morfología | Morfometría
It has a longitudinal scale series 33-35; pored scales 2-4 (rarely 0); transverse scale series 10 (rarely 11); branched dorsal-fin rays 8; branched anal-fin rays 8 (rarely 9); vertebrae 34-35 (rarely 33); iris yellowish, belly yellow, dorsalfin membrane dark black, and a vertical band on the anterior of flank in nuptial males.
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Li, F., T.-Y. Liao and R. Arai, 2020. Two new species of Rhodeus (Teleostei: Cyprinidae: Acheilognathinae) from the River Yangtze, China. J. Vert. Biol. 69(1):19055. (Ref. 126778)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Referencia
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Nivel trófico (Referencia
69278): 2.7 ±0.2 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.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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