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 337 - 360 of 735 Tank Mates

Slender Rainbowfish & Gymnogeophagus meridionalis

Melanotaenia gracilis · Gymnogeophagus meridionalis

Possible with Caution

Slender Rainbowfish: PeacefulGymnogeophagus meridionalis: Semi-Aggressive

Slender Rainbowfish & Half Banded Spiny Eel

Melanotaenia gracilis · Macrognathus circumcinctus

Possible with Caution

Slender Rainbowfish: PeacefulHalf Banded Spiny Eel: Mostly Peaceful

Slender Rainbowfish & Haplochromis sp. 44 (Thick Skin)

Melanotaenia gracilis · Haplochromis sp. 44

Possible with Caution

Slender Rainbowfish: PeacefulHaplochromis sp. 44 (Thick Skin): Aggressive

Slender Rainbowfish & Harlequin Rasbora

Melanotaenia gracilis · Trigonostigma heteromorpha

Ideal Tank Mates

Slender Rainbowfish: PeacefulHarlequin Rasbora: Peaceful

Slender Rainbowfish & Harlequin Shark

Melanotaenia gracilis · Labeo variegatus

Possible with Caution

Slender Rainbowfish: PeacefulHarlequin Shark: Aggressive

Slender Rainbowfish & Head and Tail Light Tetra

Melanotaenia gracilis · Hemigrammus ocellifer

Ideal Tank Mates

Slender Rainbowfish: PeacefulHead and Tail Light Tetra: Peaceful

Slender Rainbowfish & Helicopter Catfish

Melanotaenia gracilis · Wallagonia leerii

Possible with Caution

Slender Rainbowfish: PeacefulHelicopter Catfish: Highly Aggressive

Slender Rainbowfish & Hi Fin Peppered Cory

Melanotaenia gracilis · Scleromystax macropterus

Possible with Caution

Slender Rainbowfish: PeacefulHi Fin Peppered Cory: Peaceful

Slender Rainbowfish & Highlands Rainbowfish

Melanotaenia gracilis · Chilatherina campsi

Ideal Tank Mates

Slender Rainbowfish: PeacefulHighlands Rainbowfish: Peaceful

Slender Rainbowfish & Hillstream Loach

Melanotaenia gracilis · Beaufortia leveretti

Ideal Tank Mates

Slender Rainbowfish: PeacefulHillstream Loach: Peaceful

Slender Rainbowfish & Honduran Red Point

Melanotaenia gracilis · Amatitlania sp. 'Honduran Red Point'

Possible with Caution

Slender Rainbowfish: PeacefulHonduran Red Point: Semi-Aggressive

Slender Rainbowfish & Honey Blue Eye

Melanotaenia gracilis · Pseudomugil mellis

Possible with Caution

Slender Rainbowfish: PeacefulHoney Blue Eye: Peaceful

Slender Rainbowfish & Honey Gourami

Melanotaenia gracilis · Trichogaster chuna

Possible with Caution

Slender Rainbowfish: PeacefulHoney Gourami: Peaceful

Slender Rainbowfish & Hongsloi Apistogramma

Melanotaenia gracilis · Apistogramma hongsloi

Possible with Caution

Slender Rainbowfish: PeacefulHongsloi Apistogramma: Semi-Aggressive

Slender Rainbowfish & Horei Cichlid

Melanotaenia gracilis · Ctenochromis horei

Possible with Caution

Slender Rainbowfish: PeacefulHorei Cichlid: Aggressive

Slender Rainbowfish & Horned Nerite Snail

Melanotaenia gracilis · Clithon corona

Ideal Tank Mates

Slender Rainbowfish: PeacefulHorned Nerite Snail: Peaceful

Slender Rainbowfish & Humpbacked Limia

Melanotaenia gracilis · Limia nigrofasciata

Ideal Tank Mates

Slender Rainbowfish: PeacefulHumpbacked Limia: Peaceful

Slender Rainbowfish & Hystrix Stingray (Porcupine Ray)

Melanotaenia gracilis · Potamotrygon hystrix

Possible with Caution

Slender Rainbowfish: PeacefulHystrix Stingray (Porcupine Ray): Semi-Aggressive

Slender Rainbowfish & Incolicana Corydoras

Melanotaenia gracilis · Corydoras incolicana

Possible with Caution

Slender Rainbowfish: PeacefulIncolicana Corydoras: Peaceful

Slender Rainbowfish & Indian Glassfish

Melanotaenia gracilis · Parambassis ranga

Possible with Caution

Slender Rainbowfish: PeacefulIndian Glassfish: Peaceful

Slender Rainbowfish & Indonesian Datnoid (Tiger Fish)

Melanotaenia gracilis · Datnioides microlepis

Possible with Caution

Slender Rainbowfish: PeacefulIndonesian Datnoid (Tiger Fish): Semi-Aggressive

Slender Rainbowfish & Indonesian Giant Snakehead

Melanotaenia gracilis · Channa micropeltes

Possible with Caution

Slender Rainbowfish: PeacefulIndonesian Giant Snakehead: Highly Aggressive

Slender Rainbowfish & Intermedius Cichlid

Melanotaenia gracilis · Tramitichromis intermedius

Possible with Caution

Slender Rainbowfish: PeacefulIntermedius Cichlid: Semi-Aggressive

Slender Rainbowfish & Irian Jaya Rainbowfish

Melanotaenia gracilis · Melanotaenia irianjaya

Ideal Tank Mates

Slender Rainbowfish: PeacefulIrian Jaya Rainbowfish: Peaceful