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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 169 - 192 of 735 Tank Mates

New Guinea Rainbowfish & Channel Catfish

Melanotaenia affinis · Ictalurus punctatus

Ideal Tank Mates
New Guinea Rainbowfish: PeacefulChannel Catfish: Mostly Peaceful

New Guinea Rainbowfish & Chao Phraya Giant Catfish (Paroon Shark)

Melanotaenia affinis · Pangasius sanitwongsei

Possible with Caution
New Guinea Rainbowfish: PeacefulChao Phraya Giant Catfish (Paroon Shark): Aggressive

New Guinea Rainbowfish & Checker Barb

Melanotaenia affinis · Oliotius oligolepis

Ideal Tank Mates
New Guinea Rainbowfish: PeacefulChecker Barb: Peaceful

New Guinea Rainbowfish & Checkerboard Cichlid

Melanotaenia affinis · Dicrossus filamentosus

Possible with Caution
New Guinea Rainbowfish: PeacefulCheckerboard Cichlid: Mostly Peaceful

New Guinea Rainbowfish & Chequered Rainbowfish

Melanotaenia affinis · Melanotaenia splendida inornata

Ideal Tank Mates
New Guinea Rainbowfish: PeacefulChequered Rainbowfish: Peaceful

New Guinea Rainbowfish & Cherry Barb

Melanotaenia affinis · Puntius titteya

Possible with Caution
New Guinea Rainbowfish: PeacefulCherry Barb: Peaceful

New Guinea Rainbowfish & Cherry Shrimp

Melanotaenia affinis · Neocaridina davidi

Ideal Tank Mates
New Guinea Rainbowfish: PeacefulCherry Shrimp: Peaceful

New Guinea Rainbowfish & Cherry Spot Rasbora

Melanotaenia affinis · Rasbora rubrodorsalis

Possible with Caution
New Guinea Rainbowfish: PeacefulCherry Spot Rasbora: Peaceful

New Guinea Rainbowfish & Chili Rasbora

Melanotaenia affinis · Boraras brigittae

Possible with Caution
New Guinea Rainbowfish: PeacefulChili Rasbora: Peaceful

New Guinea Rainbowfish & Chinese Algae Eater (CAE)

Melanotaenia affinis · Gyrinocheilus aymonieri

Possible with Caution
New Guinea Rainbowfish: PeacefulChinese Algae Eater (CAE): Aggressive

New Guinea Rainbowfish & Chinese Barb (Green Barb)

Melanotaenia affinis · Puntius semifasciolatus

Ideal Tank Mates
New Guinea Rainbowfish: PeacefulChinese Barb (Green Barb): Peaceful

New Guinea Rainbowfish & Chipokae Mbuna

Melanotaenia affinis · Melanochromis chipokae

Possible with Caution
New Guinea Rainbowfish: PeacefulChipokae Mbuna: Highly Aggressive

New Guinea Rainbowfish & Chisumulu Pearl Cichlid

Melanotaenia affinis · Labidochromis chisumulae

Possible with Caution
New Guinea Rainbowfish: PeacefulChisumulu Pearl Cichlid: Semi-Aggressive

New Guinea Rainbowfish & Chocolate Cichlid

Melanotaenia affinis · Hypselecara temporalis

Possible with Caution
New Guinea Rainbowfish: PeacefulChocolate Cichlid: Mostly Peaceful

New Guinea Rainbowfish & Chocolate Gourami

Melanotaenia affinis · Sphaerichthys osphromenoides

Possible with Caution
New Guinea Rainbowfish: PeacefulChocolate Gourami: Peaceful

New Guinea Rainbowfish & Chocolate Loricaria (L062)

Melanotaenia affinis · Loricaria cataphracta

Possible with Caution
New Guinea Rainbowfish: PeacefulChocolate Loricaria (L062): Peaceful

New Guinea Rainbowfish & Christmas Fulu

Melanotaenia affinis · Xystichromis phytophagus

Possible with Caution
New Guinea Rainbowfish: PeacefulChristmas Fulu: Semi-Aggressive

New Guinea Rainbowfish & Chuco Cichlid

Melanotaenia affinis · Chuco godmanni

Possible with Caution
New Guinea Rainbowfish: PeacefulChuco Cichlid: Aggressive

New Guinea Rainbowfish & Cigar Shark (Mad Barb)

Melanotaenia affinis · Leptobarbus hoevenii

Possible with Caution
New Guinea Rainbowfish: PeacefulCigar Shark (Mad Barb): Mostly Peaceful

New Guinea Rainbowfish & Clown Killifish

Melanotaenia affinis · Epiplatys annulatus

Possible with Caution
New Guinea Rainbowfish: PeacefulClown Killifish: Peaceful

New Guinea Rainbowfish & Clown Knifefish

Melanotaenia affinis · Chitala ornata

Possible with Caution
New Guinea Rainbowfish: PeacefulClown Knifefish: Aggressive

New Guinea Rainbowfish & Clown Loach

Melanotaenia affinis · Chromobotia macracanthus

Ideal Tank Mates
New Guinea Rainbowfish: PeacefulClown Loach: Peaceful

New Guinea Rainbowfish & Clown Pleco (L104)

Melanotaenia affinis · Panaqolus maccus

Possible with Caution
New Guinea Rainbowfish: PeacefulClown Pleco (L104): Mostly Peaceful

New Guinea Rainbowfish & Cobalt Blue Zebra

Melanotaenia affinis · Metriaclima callainos

Possible with Caution
New Guinea Rainbowfish: PeacefulCobalt Blue Zebra: Aggressive