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 25 - 48 of 735 Tank Mates

Slender Rainbowfish & Alligator Pleco

Melanotaenia gracilis · Pterygoplichthys scrophus

Possible with Caution

Slender Rainbowfish: PeacefulAlligator Pleco: Mostly Peaceful

Slender Rainbowfish & Altifrons Eartheater

Melanotaenia gracilis · Geophagus altifrons

Possible with Caution

Slender Rainbowfish: PeacefulAltifrons Eartheater: Mostly Peaceful

Slender Rainbowfish & Altolamprologus Calvus

Melanotaenia gracilis · Altolamprologus calvus

Possible with Caution

Slender Rainbowfish: PeacefulAltolamprologus Calvus: Semi-Aggressive

Slender Rainbowfish & Altolamprologus Compressiceps

Melanotaenia gracilis · Altolamprologus compressiceps

Possible with Caution

Slender Rainbowfish: PeacefulAltolamprologus Compressiceps: Semi-Aggressive

Slender Rainbowfish & Altum Angel

Melanotaenia gracilis · Pterophyllum altum

Slender Rainbowfish & Amano Shrimp

Melanotaenia gracilis · Caridina multidentata

Ideal Tank Mates

Slender Rainbowfish: PeacefulAmano Shrimp: Peaceful

Slender Rainbowfish & Amazon Leaf Fish

Melanotaenia gracilis · Monocirrhus polyacanthus

Slender Rainbowfish & Amazon Puffer

Melanotaenia gracilis · Colomesus asellus

Ideal Tank Mates

Slender Rainbowfish: PeacefulAmazon Puffer: Mostly Peaceful

Slender Rainbowfish & American Grass Shrimp

Melanotaenia gracilis · Palaemonetes kadiakensis

Ideal Tank Mates

Slender Rainbowfish: PeacefulAmerican Grass Shrimp: Peaceful

Slender Rainbowfish & Andinoacara sp. Gold Saum

Melanotaenia gracilis · Andinoacara sp. "Gold Saum"

Possible with Caution

Slender Rainbowfish: PeacefulAndinoacara sp. Gold Saum: Aggressive

Slender Rainbowfish & Angelicus Botia

Melanotaenia gracilis · Botia kubotai

Ideal Tank Mates

Slender Rainbowfish: PeacefulAngelicus Botia: Mostly Peaceful

Slender Rainbowfish & Angelicus Pleco L073

Melanotaenia gracilis · Hypancistrus sp. L073

Possible with Caution

Slender Rainbowfish: PeacefulAngelicus Pleco L073: Mostly Peaceful

Slender Rainbowfish & Angfa Rainbowfish

Melanotaenia gracilis · Melanotaenia angfa

Ideal Tank Mates

Slender Rainbowfish: PeacefulAngfa Rainbowfish: Peaceful

Slender Rainbowfish & Antennae Stingray

Melanotaenia gracilis · Plesiotrygon iwamae

Possible with Caution

Slender Rainbowfish: PeacefulAntennae Stingray: Semi-Aggressive

Slender Rainbowfish & Apistogramma Black-Chin

Melanotaenia gracilis · Apistogramma allpahuayo

Slender Rainbowfish & Apistogramma Broad-banded

Melanotaenia gracilis · Apistogramma breitbinden

Slender Rainbowfish & Apistogramma Mamoré

Melanotaenia gracilis · Apistogramma erythrura

Possible with Caution

Slender Rainbowfish: PeacefulApistogramma Mamoré: Mostly Peaceful

Slender Rainbowfish & Apistogramma Marmor (Marbled Apisto)

Melanotaenia gracilis · Apistogramma erythrura

Possible with Caution

Slender Rainbowfish: PeacefulApistogramma Marmor (Marbled Apisto): Mostly Peaceful

Slender Rainbowfish & Apistogramma Mouthbrooder (Maulbrüter)

Melanotaenia gracilis · Apistogramma barlowi

Slender Rainbowfish & Apistogramma Orange-tail

Melanotaenia gracilis · Apistogramma cf. eunotus "Orange-tail"

Possible with Caution

Slender Rainbowfish: PeacefulApistogramma Orange-tail: Semi-Aggressive

Slender Rainbowfish & Apistogramma Parrot

Melanotaenia gracilis · Apistogramma sp. "Parrot"

Possible with Caution

Slender Rainbowfish: PeacefulApistogramma Parrot: Semi-Aggressive

Slender Rainbowfish & Apistogramma Resticulosa Mamor

Melanotaenia gracilis · Apistogramma cf. resticulosa Mamor

Ideal Tank Mates

Slender Rainbowfish: PeacefulApistogramma Resticulosa Mamor: Mostly Peaceful

Slender Rainbowfish & Apistogramma Resticulosa Marmor

Melanotaenia gracilis · Apistogramma cf. resticulosa "Marmor"

Possible with Caution

Slender Rainbowfish: PeacefulApistogramma Resticulosa Marmor: Mostly Peaceful

Slender Rainbowfish & Apistogramma atahualpa

Melanotaenia gracilis · Apistogramma atahualpa