Melanotaenia nigrans (Richardson, 1843)

Black-banded rainbowfish

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Atheriniformes \| Melanotaeniidae
Synonyms	Atherina nigrans, ... more
Common names	Australian rainbow, Red-tailed rainbowfish, Blackbanded rainbowfish, ... more

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Image of Melanotaenia nigrans (Black-banded rainbowfish)

Picture by Baesler, S.

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Main reference

Allen, G.R. 1989. (Ref. 5259)
Other references | Biblio | Coordinator | Collaborators

Size / Weight / Age

Max length : 10.0 cm TL male/unsexed; (Ref. 7020); common length : 6.0 cm SL male/unsexed; (Ref. 44894)

Environment

Benthopelagic; freshwater; brackish; pH range: 5.2 - 5.6; dH range: 10 - ?

Climate / Range

Tropical; 18°C - 24°C (Ref. 2060)

Oceania: occurs only in Australia.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Inhabits rainforest streams, lily lagoons and small streams. Also occurs in larger streams, usually in backwaters or along the shoreline where there is minimal flow and grassy vegetation. Often found in brackish coastal waters (Ref. 7020, 44894). Temperature and pH ranges are 23°-28°C and 5.5-7, respectively (Ref. 44894). Feeds mainly on aquatic and terrestrial insects and their larvae, and also filamentous green algae. Usually co-occurs with other species of rainbows and blue-blue eyes. A popular aquarium species that thrives in captivity. Type species (first species to be described) of the family Melanotaeniidae (Ref. 44894).


IUCN Red List Status (Ref. 57073)	Threat to humans
Not Evaluated	Harmless

Human uses
Aquarium: commercial


More information
Countries FAO areas Ecosystems Occurrences Introductions Ecology Diet Food items Food consumption Ration	Common names Synonyms Metabolism Predators Ecotoxicology Reproduction Maturity Spawning Eggs Egg development	Age/Size Growth Length-weight Length-length Length-frequencies Morphometrics Morphology Larvae Larval dynamics Recruitment	Other references Biblio Aquaculture Aquaculture profile Strains Genetics Allele frequencies Heritability Diseases Processing	Collaborators Pictures Stamps Sounds Ciguatera Speed Swim. type Gill area Otoliths Brains Vision

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Internet sources

Estimation of some characteristics with mathematical models

Resilience (Ref. 69278)

Medium, minimum population doubling time 1.4 - 4.4 years (Spawns throughout the year (Ref. 5259))


Vulnerability (Ref. 59153)	Price category (Ref. 80766)
Low to moderate vulnerability (31 of 100)	Not marketed/unknown

Entered by Torres, Armi G.

Modified by Ortañez, Auda Kareen

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Page last modified by : elaxamana, 15 July 2009

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