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 625 - 648 of 735 Tank Mates

Slender Rainbowfish & Snakehead Fighter

Melanotaenia gracilis · Betta channoides

Slender Rainbowfish & Snowball Shrimp

Melanotaenia gracilis · Neocaridina cf. zhangjiajiensis var. white

Ideal Tank Mates

Slender Rainbowfish: PeacefulSnowball Shrimp: Peaceful

Slender Rainbowfish & Socolofi Cichlid (Pseudotropheus Socolofi)

Melanotaenia gracilis · Chindongo socolofi

Possible with Caution

Slender Rainbowfish: PeacefulSocolofi Cichlid (Pseudotropheus Socolofi): Aggressive

Slender Rainbowfish & Sorong Rainbowfish

Melanotaenia gracilis · Melanotaenia fredericki

Ideal Tank Mates

Slender Rainbowfish: PeacefulSorong Rainbowfish: Peaceful

Slender Rainbowfish & Sparkling Gourami

Melanotaenia gracilis · Trichopsis pumila

Possible with Caution

Slender Rainbowfish: PeacefulSparkling Gourami: Mostly Peaceful

Slender Rainbowfish & Spot Pangasius

Melanotaenia gracilis · Pangasius larnaudii

Possible with Caution

Slender Rainbowfish: PeacefulSpot Pangasius: Mostly Peaceful

Slender Rainbowfish & Spotfin Goby Cichlid

Melanotaenia gracilis · Tanganicodus irsacae

Possible with Caution

Slender Rainbowfish: PeacefulSpotfin Goby Cichlid: Semi-Aggressive

Slender Rainbowfish & Spotted Gar

Melanotaenia gracilis · Lepisosteus oculatus

Possible with Caution

Slender Rainbowfish: PeacefulSpotted Gar: Semi-Aggressive

Slender Rainbowfish & Spotted Headstander

Melanotaenia gracilis · Chilodus punctatus

Possible with Caution

Slender Rainbowfish: PeacefulSpotted Headstander: Peaceful

Slender Rainbowfish & Spotted Hillstream Loach

Melanotaenia gracilis · Gastromyzon punctulatus

Ideal Tank Mates

Slender Rainbowfish: PeacefulSpotted Hillstream Loach: Peaceful

Slender Rainbowfish & Spotted Rainbowfish

Melanotaenia gracilis · Glossolepis maculosus

Ideal Tank Mates

Slender Rainbowfish: PeacefulSpotted Rainbowfish: Peaceful

Slender Rainbowfish & Spotted Raphael Catfish

Melanotaenia gracilis · Agamyxis pectinifrons

Possible with Caution

Slender Rainbowfish: PeacefulSpotted Raphael Catfish: Peaceful

Slender Rainbowfish & Spotted Rubberlip Pleco (L187a)

Melanotaenia gracilis · Chaetostoma milesi

Possible with Caution

Slender Rainbowfish: PeacefulSpotted Rubberlip Pleco (L187a): Mostly Peaceful

Slender Rainbowfish & Starlight Bristlenose Pleco (L183)

Melanotaenia gracilis · Ancistrus dolichopterus

Possible with Caution

Slender Rainbowfish: PeacefulStarlight Bristlenose Pleco (L183): Mostly Peaceful

Slender Rainbowfish & Steindachner Dwarf Cichlid

Melanotaenia gracilis · Apistogramma steindachneri

Possible with Caution

Slender Rainbowfish: PeacefulSteindachner Dwarf Cichlid: Mostly Peaceful

Slender Rainbowfish & Sterba's Corydoras

Melanotaenia gracilis · Corydoras sterbai

Ideal Tank Mates

Slender Rainbowfish: PeacefulSterba's Corydoras: Peaceful

Slender Rainbowfish & Striped Raphael Catfish

Melanotaenia gracilis · Platydoras armatulus

Possible with Caution

Slender Rainbowfish: PeacefulStriped Raphael Catfish: Peaceful

Slender Rainbowfish & Stripefin Eartheater

Melanotaenia gracilis · Gymnogeophagus rhabdotus

Possible with Caution

Slender Rainbowfish: PeacefulStripefin Eartheater: Semi-Aggressive

Slender Rainbowfish & Sturgeon Catfish

Melanotaenia gracilis · Platystomatichthys sturio

Possible with Caution

Slender Rainbowfish: PeacefulSturgeon Catfish: Semi-Aggressive

Slender Rainbowfish & Sulphur Crest Lithobates

Melanotaenia gracilis · Otopharynx lithobates

Possible with Caution

Slender Rainbowfish: PeacefulSulphur Crest Lithobates: Semi-Aggressive

Slender Rainbowfish & Sumo Loach

Melanotaenia gracilis · Schistura balteata

Possible with Caution

Slender Rainbowfish: PeacefulSumo Loach: Aggressive

Slender Rainbowfish & Sunset Hap

Melanotaenia gracilis · Dimidiochromis strigatus

Possible with Caution

Slender Rainbowfish: PeacefulSunset Hap: Semi-Aggressive

Slender Rainbowfish & Sunset Platy (Variatus Platy)

Melanotaenia gracilis · Xiphophorus variatus

Ideal Tank Mates

Slender Rainbowfish: PeacefulSunset Platy (Variatus Platy): Peaceful

Slender Rainbowfish & Swordtail

Melanotaenia gracilis · Xiphophorus hellerii

Ideal Tank Mates

Slender Rainbowfish: PeacefulSwordtail: Mostly Peaceful