New Guinea Rainbowfish Tank Mates & Compatibility

New Guinea Rainbowfish

Melanotaenia affinis

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TemperamentPeaceful (2/10)

Adult Size11.5 cm

Temperature22–28°C

Water TypeFreshwater Only

Swim ZoneMid-level, Surface

StockingSchool of 6+

Showing 481 - 504 of 735 Tank Mates

New Guinea Rainbowfish & Pacific Sturgeon

Melanotaenia affinis · Acipenser transmontanus

Possible with Caution

New Guinea Rainbowfish: PeacefulPacific Sturgeon: Mostly Peaceful

New Guinea Rainbowfish & Palmas Bichir

Melanotaenia affinis · Polypterus palmas palmas

Possible with Caution

New Guinea Rainbowfish: PeacefulPalmas Bichir: Semi-Aggressive

New Guinea Rainbowfish & Panda Corydoras

Melanotaenia affinis · Corydoras panda

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulPanda Corydoras: Peaceful

New Guinea Rainbowfish & Panda Dwarf Cichlid

Melanotaenia affinis · Apistogramma nijsseni

Possible with Caution

New Guinea Rainbowfish: PeacefulPanda Dwarf Cichlid: Semi-Aggressive

New Guinea Rainbowfish & Panda Garra

Melanotaenia affinis · Garra flavatra

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulPanda Garra: Mostly Peaceful

New Guinea Rainbowfish & Panda Tetra

Melanotaenia affinis · Aphyocharax paraguayensis

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulPanda Tetra: Mostly Peaceful

New Guinea Rainbowfish & Pangasius nasutus (Long-Nosed Pangasius)

Melanotaenia affinis · Pangasius nasutus

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulPangasius nasutus (Long-Nosed Pangasius): Mostly Peaceful

New Guinea Rainbowfish & Panther Crab

Melanotaenia affinis · Parathelphusa pantherina

Possible with Caution

New Guinea Rainbowfish: PeacefulPanther Crab: Aggressive

New Guinea Rainbowfish & Paradise Fish

Melanotaenia affinis · Macropodus opercularis

Possible with Caution

New Guinea Rainbowfish: PeacefulParadise Fish: Aggressive

New Guinea Rainbowfish & Parallel Cory

Melanotaenia affinis · Corydoras parallelus

Possible with Caution

New Guinea Rainbowfish: PeacefulParallel Cory: Peaceful

New Guinea Rainbowfish & Parkinson's Rainbowfish

Melanotaenia affinis · Melanotaenia parkinsoni

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulParkinson's Rainbowfish: Peaceful

New Guinea Rainbowfish & Parnahyba Whiptail Catfish

Melanotaenia affinis · Loricaria parnahybae

Possible with Caution

New Guinea Rainbowfish: PeacefulParnahyba Whiptail Catfish: Peaceful

New Guinea Rainbowfish & Parrot Cichlid

Melanotaenia affinis · Hoplarchus psittacus

Possible with Caution

New Guinea Rainbowfish: PeacefulParrot Cichlid: Aggressive

New Guinea Rainbowfish & Pastel Cichlid

Melanotaenia affinis · Cribroheros alfari

Possible with Caution

New Guinea Rainbowfish: PeacefulPastel Cichlid: Aggressive

New Guinea Rainbowfish & Payara

Melanotaenia affinis · Hydrolycus scomberoides

Possible with Caution

New Guinea Rainbowfish: PeacefulPayara: Aggressive

New Guinea Rainbowfish & Peacock Bass Monoculus

Melanotaenia affinis · Cichla monoculus

Possible with Caution

New Guinea Rainbowfish: PeacefulPeacock Bass Monoculus: Aggressive

New Guinea Rainbowfish & Peacock Bass Ocellaris

Melanotaenia affinis · Cichla ocellaris

Possible with Caution

New Guinea Rainbowfish: PeacefulPeacock Bass Ocellaris: Aggressive

New Guinea Rainbowfish & Peacock Bass Orinocensis

Melanotaenia affinis · Cichla orinocensis

Possible with Caution

New Guinea Rainbowfish: PeacefulPeacock Bass Orinocensis: Aggressive

New Guinea Rainbowfish & Peacock Bass Temensis

Melanotaenia affinis · Cichla temensis

Possible with Caution

New Guinea Rainbowfish: PeacefulPeacock Bass Temensis: Aggressive

New Guinea Rainbowfish & Peacock Cichlid (Aulonocara)

Melanotaenia affinis · Aulonocara sp.

Possible with Caution

New Guinea Rainbowfish: PeacefulPeacock Cichlid (Aulonocara): Semi-Aggressive

New Guinea Rainbowfish & Peacock Eel

Melanotaenia affinis · Macrognathus siamensis

Possible with Caution

New Guinea Rainbowfish: PeacefulPeacock Eel: Peaceful

New Guinea Rainbowfish & Peacock Gudgeon

Melanotaenia affinis · Tateurndina ocellicauda

Possible with Caution

New Guinea Rainbowfish: PeacefulPeacock Gudgeon: Peaceful

New Guinea Rainbowfish & Pearl Danio

Melanotaenia affinis · Danio albolineatus

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulPearl Danio: Peaceful

New Guinea Rainbowfish & Pearl Eartheater

Melanotaenia affinis · Geophagus brasiliensis

Possible with Caution

New Guinea Rainbowfish: PeacefulPearl Eartheater: Semi-Aggressive