Slender Rainbowfish Tank Mates & Compatibility

Slender Rainbowfish

Melanotaenia gracilis

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TemperamentPeaceful (2/10)

Adult Size8 cm

Temperature22–28°C

Water TypeFreshwater Only

Swim ZoneSurface, Mid-level

StockingSchool of 6+

Showing 385 - 408 of 735 Tank Mates

Slender Rainbowfish & Leggett's Rainbowfish

Melanotaenia gracilis · Glossolepis leggetti

Ideal Tank Mates

Slender Rainbowfish: PeacefulLeggett's Rainbowfish: Peaceful

Slender Rainbowfish & Lemon Cichlid (Leleupi)

Melanotaenia gracilis · Neolamprologus leleupi

Possible with Caution

Slender Rainbowfish: PeacefulLemon Cichlid (Leleupi): Aggressive

Slender Rainbowfish & Lemon Tetra

Melanotaenia gracilis · Hyphessobrycon pulchripinnis

Ideal Tank Mates

Slender Rainbowfish: PeacefulLemon Tetra: Peaceful

Slender Rainbowfish & Leopard Bushfish (Ctenopoma)

Melanotaenia gracilis · Ctenopoma acutirostre

Possible with Caution

Slender Rainbowfish: PeacefulLeopard Bushfish (Ctenopoma): Mostly Peaceful

Slender Rainbowfish & Leopard Cory

Melanotaenia gracilis · Corydoras leopardus

Ideal Tank Mates

Slender Rainbowfish: PeacefulLeopard Cory: Peaceful

Slender Rainbowfish & Leopard Frog Pleco (L134)

Melanotaenia gracilis · Peckoltia compta

Possible with Caution

Slender Rainbowfish: PeacefulLeopard Frog Pleco (L134): Mostly Peaceful

Slender Rainbowfish & Leopard Pleco

Melanotaenia gracilis · Pterygoplichthys gibbiceps

Possible with Caution

Slender Rainbowfish: PeacefulLeopard Pleco: Semi-Aggressive

Slender Rainbowfish & Leopoldi Stingray (Black Diamond)

Melanotaenia gracilis · Potamotrygon leopoldi

Possible with Caution

Slender Rainbowfish: PeacefulLeopoldi Stingray (Black Diamond): Semi-Aggressive

Slender Rainbowfish & Lesser Spiny Eel

Melanotaenia gracilis · Macrognathus aculeatus

Possible with Caution

Slender Rainbowfish: PeacefulLesser Spiny Eel: Mostly Peaceful

Slender Rainbowfish & Licorice Gourami

Melanotaenia gracilis · Parosphromenus deissneri

Slender Rainbowfish & Lima Shovelnose Catfish

Melanotaenia gracilis · Sorubim lima

Ideal Tank Mates

Slender Rainbowfish: PeacefulLima Shovelnose Catfish: Mostly Peaceful

Slender Rainbowfish & Livingston's Cichlid

Melanotaenia gracilis · Nimbochromis livingstonii

Possible with Caution

Slender Rainbowfish: PeacefulLivingston's Cichlid: Aggressive

Slender Rainbowfish & Long-Finned African Tetra

Melanotaenia gracilis · Brycinus longipinnis

Ideal Tank Mates

Slender Rainbowfish: PeacefulLong-Finned African Tetra: Peaceful

Slender Rainbowfish & Longear Sunfish

Melanotaenia gracilis · Lepomis megalotis

Possible with Caution

Slender Rainbowfish: PeacefulLongear Sunfish: Aggressive

Slender Rainbowfish & Longnose Gar

Melanotaenia gracilis · Lepisosteus osseus

Possible with Caution

Slender Rainbowfish: PeacefulLongnose Gar: Aggressive

Slender Rainbowfish & Lorentz's Rainbowfish

Melanotaenia gracilis · Chilatherina lorentzii

Ideal Tank Mates

Slender Rainbowfish: PeacefulLorentz's Rainbowfish: Peaceful

Slender Rainbowfish & Loricaria lata (L010)

Melanotaenia gracilis · Loricaria lata

Possible with Caution

Slender Rainbowfish: PeacefulLoricaria lata (L010): Mostly Peaceful

Slender Rainbowfish & Loricaria lentiginosa

Melanotaenia gracilis · Loricaria lentiginosa

Possible with Caution

Slender Rainbowfish: PeacefulLoricaria lentiginosa: Peaceful

Slender Rainbowfish & Loricaria lundbergi

Melanotaenia gracilis · Loricaria lundbergi

Possible with Caution

Slender Rainbowfish: PeacefulLoricaria lundbergi: Peaceful

Slender Rainbowfish & Loricaria pumila (Dwarf Whiptail Catfish)

Melanotaenia gracilis · Loricaria pumila

Possible with Caution

Slender Rainbowfish: PeacefulLoricaria pumila (Dwarf Whiptail Catfish): Peaceful

Slender Rainbowfish & Loricaria spinulifera

Melanotaenia gracilis · Loricaria spinulifera

Possible with Caution

Slender Rainbowfish: PeacefulLoricaria spinulifera: Peaceful

Slender Rainbowfish & Loxozonus Corydoras (C079/C082)

Melanotaenia gracilis · Corydoras loxozonus

Possible with Caution

Slender Rainbowfish: PeacefulLoxozonus Corydoras (C079/C082): Peaceful

Slender Rainbowfish & Lyretail Killifish

Melanotaenia gracilis · Aphyosemion australe

Possible with Caution

Slender Rainbowfish: PeacefulLyretail Killifish: Mostly Peaceful

Slender Rainbowfish & MacCulloch's Rainbowfish (Dwarf Rainbowfish)

Melanotaenia gracilis · Melanotaenia maccullochi

Ideal Tank Mates

Slender Rainbowfish: PeacefulMacCulloch's Rainbowfish (Dwarf Rainbowfish): Peaceful