Blue Rainbowfish Tank Mates & Compatibility

Blue Rainbowfish

Melanotaenia caerulea

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TemperamentPeaceful (2/10)

Adult Size8 cm

Temperature24–28°C

Water TypeFreshwater Only

Swim ZoneMid-level, Surface

StockingSchool of 6+

Showing 241 - 264 of 735 Tank Mates

Blue Rainbowfish & Eastern Rainbowfish

Melanotaenia caerulea · Melanotaenia splendida

Ideal Tank Mates

Blue Rainbowfish: PeacefulEastern Rainbowfish: Peaceful

Blue Rainbowfish & Electric Blue Crayfish

Melanotaenia caerulea · Procambarus alleni

Possible with Caution

Blue Rainbowfish: PeacefulElectric Blue Crayfish: Aggressive

Blue Rainbowfish & Electric Blue Hap

Melanotaenia caerulea · Sciaenochromis fryeri

Possible with Caution

Blue Rainbowfish: PeacefulElectric Blue Hap: Aggressive

Blue Rainbowfish & Electric Blue Johannii

Melanotaenia caerulea · Pseudotropheus johannii

Possible with Caution

Blue Rainbowfish: PeacefulElectric Blue Johannii: Aggressive

Blue Rainbowfish & Elongatus Cichlid (Pseudotropheus Elongatus)

Melanotaenia caerulea · Chindongo elongatus

Possible with Caution

Blue Rainbowfish: PeacefulElongatus Cichlid (Pseudotropheus Elongatus): Aggressive

Blue Rainbowfish & Ember Tetra

Melanotaenia caerulea · Hyphessobrycon amandae

Possible with Caution

Blue Rainbowfish: PeacefulEmber Tetra: Peaceful

Blue Rainbowfish & Emerald Dwarf Danio

Melanotaenia caerulea · Danio erythromicron

Possible with Caution

Blue Rainbowfish: PeacefulEmerald Dwarf Danio: Peaceful

Blue Rainbowfish & Emerald Eye Rasbora

Melanotaenia caerulea · Brevibora dorsiocellata

Possible with Caution

Blue Rainbowfish: PeacefulEmerald Eye Rasbora: Peaceful

Blue Rainbowfish & Emerald Green Cory

Melanotaenia caerulea · Corydoras splendens

Ideal Tank Mates

Blue Rainbowfish: PeacefulEmerald Green Cory: Peaceful

Blue Rainbowfish & Emperor Snakehead

Melanotaenia caerulea · Channa marulioides

Possible with Caution

Blue Rainbowfish: PeacefulEmperor Snakehead: Highly Aggressive

Blue Rainbowfish & Emperor Tetra

Melanotaenia caerulea · Nematobrycon palmeri

Ideal Tank Mates

Blue Rainbowfish: PeacefulEmperor Tetra: Peaceful

Blue Rainbowfish & Empire Gudgeon

Melanotaenia caerulea · Hypseleotris compressa

Ideal Tank Mates

Blue Rainbowfish: PeacefulEmpire Gudgeon: Mostly Peaceful

Blue Rainbowfish & Endler's Livebearer

Melanotaenia caerulea · Poecilia wingei

Ideal Tank Mates

Blue Rainbowfish: PeacefulEndler's Livebearer: Peaceful

Blue Rainbowfish & Espei Rasbora (Lambchop Rasbora)

Melanotaenia caerulea · Trigonostigma espei

Ideal Tank Mates

Blue Rainbowfish: PeacefulEspei Rasbora (Lambchop Rasbora): Peaceful

Blue Rainbowfish & Exquisite Rainbowfish

Melanotaenia caerulea · Melanotaenia exquisita

Ideal Tank Mates

Blue Rainbowfish: PeacefulExquisite Rainbowfish: Peaceful

Blue Rainbowfish & Fahaka Puffer

Melanotaenia caerulea · Tetraodon lineatus

Possible with Caution

Blue Rainbowfish: PeacefulFahaka Puffer: Highly Aggressive

Blue Rainbowfish & Fairy Cichlid (Brichardi)

Melanotaenia caerulea · Neolamprologus brichardi

Possible with Caution

Blue Rainbowfish: PeacefulFairy Cichlid (Brichardi): Aggressive

Blue Rainbowfish & False Glass Catfish

Melanotaenia caerulea · Kryptopterus macrocephalus

Possible with Caution

Blue Rainbowfish: PeacefulFalse Glass Catfish: Peaceful

Blue Rainbowfish & False Rummy-Nose Tetra

Melanotaenia caerulea · Petitella georgiae

Possible with Caution

Blue Rainbowfish: PeacefulFalse Rummy-Nose Tetra: Peaceful

Blue Rainbowfish & False Siamese Algae Eater (Stonelapping Minnow)

Melanotaenia caerulea · Garra cambodgiensis

Possible with Caution

Blue Rainbowfish: PeacefulFalse Siamese Algae Eater (Stonelapping Minnow): Semi-Aggressive

Blue Rainbowfish & Featherfin Cichlid

Melanotaenia caerulea · Cyathopharynx furcifer

Possible with Caution

Blue Rainbowfish: PeacefulFeatherfin Cichlid: Semi-Aggressive

Blue Rainbowfish & Featherfin Squeaker

Melanotaenia caerulea · Synodontis eupterus

Possible with Caution

Blue Rainbowfish: PeacefulFeatherfin Squeaker: Semi-Aggressive

Blue Rainbowfish & Festivum

Melanotaenia caerulea · Mesonauta festivus

Possible with Caution

Blue Rainbowfish: PeacefulFestivum: Mostly Peaceful

Blue Rainbowfish & Fiddler Crab (Brackish)

Melanotaenia caerulea · Uca sp.