New Guinea Rainbowfish & Bloodfin Tetra
Melanotaenia affinis · Aphyocharax anisitsi
New Guinea Rainbowfish: PeacefulBloodfin Tetra: 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 121 - 144 of 735 Tank Mates
Ideal Tank Mates
New Guinea Rainbowfish & Blue Acara
Melanotaenia affinis · Andinoacara pulcher
New Guinea Rainbowfish: PeacefulBlue Acara: Semi-Aggressive
New Guinea Rainbowfish & Blue Back Blue Eye
Melanotaenia affinis · Pseudomugil cyanodorsalis
New Guinea Rainbowfish: PeacefulBlue Back Blue Eye: Peaceful
New Guinea Rainbowfish & Blue Botia
Melanotaenia affinis · Yasuhikotakia modesta
New Guinea Rainbowfish: PeacefulBlue Botia: Semi-Aggressive
New Guinea Rainbowfish & Blue Dolphin (Hap)
Melanotaenia affinis · Cyrtocara moorii
New Guinea Rainbowfish: PeacefulBlue Dolphin (Hap): Semi-Aggressive
New Guinea Rainbowfish & Blue Emperor Tetra
Melanotaenia affinis · Inpaichthys kerri
New Guinea Rainbowfish: PeacefulBlue Emperor Tetra: Peaceful
New Guinea Rainbowfish & Blue Pearl Shrimp
Melanotaenia affinis · Neocaridina zhangjiajiensis
New Guinea Rainbowfish: PeacefulBlue Pearl Shrimp: Peaceful
New Guinea Rainbowfish & Blue Point Cichlid
Melanotaenia affinis · Andinoacara coeruleopunctatus
New Guinea Rainbowfish: PeacefulBlue Point Cichlid: Semi-Aggressive
New Guinea Rainbowfish & Blue Rainbowfish
Melanotaenia affinis · Melanotaenia caerulea
New Guinea Rainbowfish: PeacefulBlue Rainbowfish: Peaceful
New Guinea Rainbowfish & Blue Sifter
Melanotaenia affinis · Cribroheros robertsoni
New Guinea Rainbowfish: PeacefulBlue Sifter: Semi-Aggressive
New Guinea Rainbowfish & Blue Tetra
Melanotaenia affinis · Knodus borki
New Guinea Rainbowfish: PeacefulBlue Tetra: Semi-Aggressive
New Guinea Rainbowfish & Blue Tilapia
Melanotaenia affinis · Oreochromis aureus
New Guinea Rainbowfish: PeacefulBlue Tilapia: Semi-Aggressive
New Guinea Rainbowfish & Bluegill Sunfish
Melanotaenia affinis · Lepomis macrochirus
New Guinea Rainbowfish: PeacefulBluegill Sunfish: Aggressive
New Guinea Rainbowfish & Boeseman's Rainbowfish
Melanotaenia affinis · Melanotaenia boesemani
New Guinea Rainbowfish: PeacefulBoeseman's Rainbowfish: Peaceful
New Guinea Rainbowfish & Bolivian Ram
Melanotaenia affinis · Mikrogeophagus altispinosus
New Guinea Rainbowfish: PeacefulBolivian Ram: Mostly Peaceful
New Guinea Rainbowfish & Brevis Shelldweller
Melanotaenia affinis · Neolamprologus brevis
New Guinea Rainbowfish: PeacefulBrevis Shelldweller: Semi-Aggressive
New Guinea Rainbowfish & Brilliant Rasbora
Melanotaenia affinis · Rasbora einthovenii
New Guinea Rainbowfish: PeacefulBrilliant Rasbora: Peaceful
New Guinea Rainbowfish & Brilliant Rummy-Nose Tetra
Melanotaenia affinis · Hemigrammus bleheri
New Guinea Rainbowfish: PeacefulBrilliant Rummy-Nose Tetra: Peaceful
New Guinea Rainbowfish & Bristlenose Pleco
Melanotaenia affinis · Ancistrus cf. cirrhosus
New Guinea Rainbowfish: PeacefulBristlenose Pleco: Peaceful
New Guinea Rainbowfish & Bronze Corydoras
Melanotaenia affinis · Corydoras aeneus
New Guinea Rainbowfish: PeacefulBronze Corydoras: Peaceful
New Guinea Rainbowfish & Brown Bullhead Catfish
Melanotaenia affinis · Ameiurus nebulosus
New Guinea Rainbowfish: PeacefulBrown Bullhead Catfish: Semi-Aggressive
New Guinea Rainbowfish & Brown Camo Shrimp
Melanotaenia affinis · Caridina babaulti var. Brown
New Guinea Rainbowfish: PeacefulBrown Camo Shrimp: Peaceful
New Guinea Rainbowfish & Brown Hoplo Catfish
Melanotaenia affinis · Hoplosternum littorale
New Guinea Rainbowfish: PeacefulBrown Hoplo Catfish: Peaceful
New Guinea Rainbowfish & Brown Puffer
Melanotaenia affinis · Pao turgidus
New Guinea Rainbowfish: PeacefulBrown Puffer: Highly Aggressive