New Guinea Rainbowfish & Pearl Gourami
Melanotaenia affinis · Trichopodus leerii
New Guinea Rainbowfish: PeacefulPearl Gourami: Mostly Peaceful
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New Guinea Rainbowfish Tank Mates & Compatibility
New Guinea Rainbowfish
Melanotaenia affinis
TemperamentPeaceful (2/10)
Adult Size11.5 cm
Temperature22–28°C
Water TypeFreshwater Only
Swim ZoneMid-level, Surface
StockingSchool of 6+
Showing 505 - 528 of 735 Tank Mates
Possible with Caution
New Guinea Rainbowfish & Pearly Ocellatus
Melanotaenia affinis · Neolamprologus stappersi
New Guinea Rainbowfish: PeacefulPearly Ocellatus: Aggressive
New Guinea Rainbowfish & Penguin Tetra
Melanotaenia affinis · Thayeria boehlkei
New Guinea Rainbowfish: PeacefulPenguin Tetra: Peaceful
New Guinea Rainbowfish & Peppered Corydoras
Melanotaenia affinis · Corydoras paleatus
New Guinea Rainbowfish: PeacefulPeppered Corydoras: Peaceful
New Guinea Rainbowfish & Peppermint Pleco
Melanotaenia affinis · Parancistrus nudiventris
New Guinea Rainbowfish: PeacefulPeppermint Pleco: Mostly Peaceful
New Guinea Rainbowfish & Peter's Elephantnose Fish
Melanotaenia affinis · Gnathonemus petersii
New Guinea Rainbowfish: PeacefulPeter's Elephantnose Fish: Mostly Peaceful
New Guinea Rainbowfish & Petricola Catfish
Melanotaenia affinis · Synodontis petricola
New Guinea Rainbowfish: PeacefulPetricola Catfish: Peaceful
New Guinea Rainbowfish & Phuket Loach
Melanotaenia affinis · Schistura robertsi
New Guinea Rainbowfish: PeacefulPhuket Loach: Semi-Aggressive
New Guinea Rainbowfish & Pictus Catfish
Melanotaenia affinis · Pimelodus pictus
New Guinea Rainbowfish: PeacefulPictus Catfish: Mostly Peaceful
New Guinea Rainbowfish & Pike Cichlid (Xingu)
Melanotaenia affinis · Crenicichla sp. Xingu
New Guinea Rainbowfish: PeacefulPike Cichlid (Xingu): Highly Aggressive
New Guinea Rainbowfish & Pink Tailed Chalceus
Melanotaenia affinis · Chalceus macrolepidotus
New Guinea Rainbowfish: PeacefulPink Tailed Chalceus: Semi-Aggressive
New Guinea Rainbowfish & Piraiba
Melanotaenia affinis · Brachyplatystoma filamentosum
New Guinea Rainbowfish: PeacefulPiraiba: Aggressive
New Guinea Rainbowfish & Plain Silver Dollar
Melanotaenia affinis · Metynnis hypsauchen
New Guinea Rainbowfish: PeacefulPlain Silver Dollar: Peaceful
New Guinea Rainbowfish & Platinum Acara
Melanotaenia affinis · Andinoacara latifrons
New Guinea Rainbowfish: PeacefulPlatinum Acara: Semi-Aggressive
New Guinea Rainbowfish & Platinum Hatchet
Melanotaenia affinis · Thoracocharax stellatus
New Guinea Rainbowfish: PeacefulPlatinum Hatchet: Peaceful
New Guinea Rainbowfish & Platy
Melanotaenia affinis · Xiphophorus maculatus
New Guinea Rainbowfish: PeacefulPlaty: Peaceful
New Guinea Rainbowfish & Polypterus Bichir Lapradei
Melanotaenia affinis · Polypterus bichir lapradei
New Guinea Rainbowfish: PeacefulPolypterus Bichir Lapradei: Semi-Aggressive
New Guinea Rainbowfish & Popondetta Blue-eye
Melanotaenia affinis · Pseudomugil connieae
New Guinea Rainbowfish: PeacefulPopondetta Blue-eye: Peaceful
New Guinea Rainbowfish & Port Acara
Melanotaenia affinis · Cichlasoma portalegrense
New Guinea Rainbowfish: PeacefulPort Acara: Semi-Aggressive
New Guinea Rainbowfish & Price's Rainbowfish
Melanotaenia affinis · Chilatherina pricei
New Guinea Rainbowfish: PeacefulPrice's Rainbowfish: Peaceful
New Guinea Rainbowfish & Prionotos Cory (Scleromystax)
Melanotaenia affinis · Scleromystax prionotos
New Guinea Rainbowfish: PeacefulPrionotos Cory (Scleromystax): Peaceful
New Guinea Rainbowfish & Pseudotropheus Acei
Melanotaenia affinis · Pseudotropheus acei
New Guinea Rainbowfish: PeacefulPseudotropheus Acei: Mostly Peaceful
New Guinea Rainbowfish & Pseudotropheus sp. Kingsizei
Melanotaenia affinis · Metriaclima pulpican
New Guinea Rainbowfish: PeacefulPseudotropheus sp. Kingsizei: Aggressive
New Guinea Rainbowfish & Pumpkinseed
Melanotaenia affinis · Lepomis gibbosus
New Guinea Rainbowfish: PeacefulPumpkinseed: Aggressive