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 385 - 408 of 735 Tank Mates

New Guinea Rainbowfish & Leggett's Rainbowfish

Melanotaenia affinis · Glossolepis leggetti

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulLeggett's Rainbowfish: Peaceful

New Guinea Rainbowfish & Lemon Cichlid (Leleupi)

Melanotaenia affinis · Neolamprologus leleupi

Possible with Caution

New Guinea Rainbowfish: PeacefulLemon Cichlid (Leleupi): Aggressive

New Guinea Rainbowfish & Lemon Tetra

Melanotaenia affinis · Hyphessobrycon pulchripinnis

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulLemon Tetra: Peaceful

New Guinea Rainbowfish & Leopard Bushfish (Ctenopoma)

Melanotaenia affinis · Ctenopoma acutirostre

Possible with Caution

New Guinea Rainbowfish: PeacefulLeopard Bushfish (Ctenopoma): Mostly Peaceful

New Guinea Rainbowfish & Leopard Cory

Melanotaenia affinis · Corydoras leopardus

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulLeopard Cory: Peaceful

New Guinea Rainbowfish & Leopard Frog Pleco (L134)

Melanotaenia affinis · Peckoltia compta

Possible with Caution

New Guinea Rainbowfish: PeacefulLeopard Frog Pleco (L134): Mostly Peaceful

New Guinea Rainbowfish & Leopard Pleco

Melanotaenia affinis · Pterygoplichthys gibbiceps

Possible with Caution

New Guinea Rainbowfish: PeacefulLeopard Pleco: Semi-Aggressive

New Guinea Rainbowfish & Leopoldi Stingray (Black Diamond)

Melanotaenia affinis · Potamotrygon leopoldi

Possible with Caution

New Guinea Rainbowfish: PeacefulLeopoldi Stingray (Black Diamond): Semi-Aggressive

New Guinea Rainbowfish & Lesser Spiny Eel

Melanotaenia affinis · Macrognathus aculeatus

Possible with Caution

New Guinea Rainbowfish: PeacefulLesser Spiny Eel: Mostly Peaceful

New Guinea Rainbowfish & Licorice Gourami

Melanotaenia affinis · Parosphromenus deissneri

New Guinea Rainbowfish & Lima Shovelnose Catfish

Melanotaenia affinis · Sorubim lima

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulLima Shovelnose Catfish: Mostly Peaceful

New Guinea Rainbowfish & Livingston's Cichlid

Melanotaenia affinis · Nimbochromis livingstonii

Possible with Caution

New Guinea Rainbowfish: PeacefulLivingston's Cichlid: Aggressive

New Guinea Rainbowfish & Long-Finned African Tetra

Melanotaenia affinis · Brycinus longipinnis

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulLong-Finned African Tetra: Peaceful

New Guinea Rainbowfish & Longear Sunfish

Melanotaenia affinis · Lepomis megalotis

Possible with Caution

New Guinea Rainbowfish: PeacefulLongear Sunfish: Aggressive

New Guinea Rainbowfish & Longnose Gar

Melanotaenia affinis · Lepisosteus osseus

Possible with Caution

New Guinea Rainbowfish: PeacefulLongnose Gar: Aggressive

New Guinea Rainbowfish & Lorentz's Rainbowfish

Melanotaenia affinis · Chilatherina lorentzii

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulLorentz's Rainbowfish: Peaceful

New Guinea Rainbowfish & Loricaria lata (L010)

Melanotaenia affinis · Loricaria lata

Possible with Caution

New Guinea Rainbowfish: PeacefulLoricaria lata (L010): Mostly Peaceful

New Guinea Rainbowfish & Loricaria lentiginosa

Melanotaenia affinis · Loricaria lentiginosa

Possible with Caution

New Guinea Rainbowfish: PeacefulLoricaria lentiginosa: Peaceful

New Guinea Rainbowfish & Loricaria lundbergi

Melanotaenia affinis · Loricaria lundbergi

Possible with Caution

New Guinea Rainbowfish: PeacefulLoricaria lundbergi: Peaceful

New Guinea Rainbowfish & Loricaria pumila (Dwarf Whiptail Catfish)

Melanotaenia affinis · Loricaria pumila

Possible with Caution

New Guinea Rainbowfish: PeacefulLoricaria pumila (Dwarf Whiptail Catfish): Peaceful

New Guinea Rainbowfish & Loricaria spinulifera

Melanotaenia affinis · Loricaria spinulifera

Possible with Caution

New Guinea Rainbowfish: PeacefulLoricaria spinulifera: Peaceful

New Guinea Rainbowfish & Loxozonus Corydoras (C079/C082)

Melanotaenia affinis · Corydoras loxozonus

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulLoxozonus Corydoras (C079/C082): Peaceful

New Guinea Rainbowfish & Lyretail Killifish

Melanotaenia affinis · Aphyosemion australe

Possible with Caution

New Guinea Rainbowfish: PeacefulLyretail Killifish: Mostly Peaceful

New Guinea Rainbowfish & MacCulloch's Rainbowfish (Dwarf Rainbowfish)

Melanotaenia affinis · Melanotaenia maccullochi

Ideal Tank Mates

New Guinea Rainbowfish: PeacefulMacCulloch's Rainbowfish (Dwarf Rainbowfish): Peaceful