Melanotaenia splendida, Eastern rainbowfish : fisheries, aquarium

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Melanotaenia splendida (Peters, 1866)

Eastern rainbowfish
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Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Atheriniformes (Silversides) > Melanotaeniidae (Rainbowfishes, blue eyes)
Etymology: Melanotaenia: Greek, melan, -anos = black + latin, taenia = stripe (Ref. 45335).
More on author: Peters.

Taxonomic Remarks
Issue on validity of subspecies: subspecies considered as valid in FB, synonymized with the species Melanotaenia splendida (Peters, 1866) in Eschmeyer (CofF ver. Mar. 2011: Ref. 86697). Please send references, or more studies are needed.

Environment: milieu / climate zone / depth range / distribution range Ecology

Freshwater; benthopelagic; pH range: 6.0 - 8.0; dH range: 10 - 30; depth range 0 - ? m. Tropical; 20°C - 30°C (Ref. 2059)

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Oceania: Australia.

Length at first maturity / Size / Weight / Age

Maturity: Lm 3.8, range 3 - 4 cm
Max length : 20.0 cm SL male/unsexed; (Ref. 7298); common length : 11.0 cm SL male/unsexed; (Ref. 7298); max. reported age: 3.00 years (Ref. 51969)

Short description Identification keys | Morphology | Morphometrics

Dorsal spines (total): 6 - 8; Dorsal soft rays (total): 10 - 12; Anal spines: 1; Anal soft rays: 18 - 20.
Body shape (shape guide): fusiform / normal.

Biology     Glossary (e.g. epibenthic)

Inhabits streams and lakes, often forming large schools at the surface. Temperatures in their environments range from 20 to 29 °C and pH from 5.3 to 8.5 and the water varies from clear to turbid (Ref. 7298).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Females attach their eggs to aquatic vegetation and other submerged materials, e.g. Melaleuca sp. roots found in banks and margins of rivers (Ref. 35356). Distinct pairing (Ref. 205).

Main reference Upload your references | References | Coordinator | Collaborators

Allen, G.R., R.K. Hadiaty, P.J. Unmack and M.V. Erdmann, 2015. Rainbowfishes (Melanotaenia: Melanotaeniidae) of the Aru Islands, Indonesia with descriptions of five new species and redescription of M. patoti Weber and M. senckenbergianus Weber. aqua, Int. J. Ichthyol. 21(2):66-108. (Ref. 110723)

IUCN Red List Status (Ref. 130435: Version 2025-2 (Global))

  Least Concern (LC) ; Date assessed: 15 February 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

Fisheries: commercial; aquarium: public aquariums
FAO - Publication: search | FishSource |

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Trophic ecology
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