AquaticRepublic.com - Melanotaenia praecox (Melanotaeniidae) All Fishes

All Fishes Data Sheet
Scientific Name	**Melanotaenia praecox** (Weber & de Beaufort, 1922)
Common Names	Dwarf Neon Rainbowfish Neon-Regenbogenfisch (Germany)
Type Locality	Pionierbivak, Mamberamo River, northern New Guinea.
Synonym(s)	Rhombatractus praecox
Species Information
Size	50mm or 2" SL. Find near, nearer or same sized spp.
Sexing	Adult males of the species have a more vivid colouring and deeper bodies.
General Remarks	This species is a good option for smaller tanks.
Habitat Information
Distribution	Asia: Mamberamo River in northern Irian Jaya, Indonesia.
IUCN Red List Category	Least Concern , range map and more is available on the IUCN species page. Last assessed 2019.
pH	6.8 - 7.5
Temperature	23.0-28.0°C or 73.4-82.4°F (Show species within this range)
Husbandry Information
Suggested Tankmates	Best kept in shoals of six or more.
Breeding Reports	There is no breeding report.
Further Information
Reference	Fishes Indo-Australian Archipelago v. 4, pp 298.
Registered Keepers	There are 4 registered keepers, view all "my fish" data.
Wishlists	Love this species? Click the heart to add it to your wish list. There is no wish to keep this species.
Spotters	Spotted this species somewhere? Click the binoculars! There are 2 records of this fish being seen, view them all.
Forum BBCode

	Look up M. praecox on Fishbase
	Look up M. praecox on Encyclopedia of Life
	Look up M. praecox on Global Biodiversity Information Facility
	LFS label creator ARN ref:5.48.701.4519
Last Update	2025 Jan 01 12:54 (species record created: 2013 Jan 08 14:07)