Yapen rainbowfish (Melanotaenia japenensis), first described by Allen & Cross, 1980 is a small fish in the family Melanotaeniidae (order Atheriniformes). Adults typically reach 7.70 cm in maximum length. It inhabits freshwater systems including rivers, streams, and lakes. It occurs in Tropical waters. It is broadly omnivorous, taking invertebrates, plant matter, and detritus. On the IUCN Red List, it is classified as Endangered.The species is a species of conservation concern.
Dorsal spines (total): 5 - 6; Dorsal soft rays (total): 15 - 17; Anal spines: 1; Anal soft rays: 26 - 28.
Behavioural data for Yapen rainbowfish is currently being reviewed.
Distinct pairing .
Freshwater; benthopelagic. Tropical; 1°S - 2°S known only from Yapen Island in Irian Jaya, Indonesia.
| Language | Common Names |
|---|---|
| 🇬🇧English | Japen Rainbowfish · Yapen Rainbowfish |
| 🌍CES | duhovka japenská |
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 1 records indexed .
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