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 265 - 288 of 735 Tank Mates

Blue Rainbowfish & Figure 8 Puffer (Brackish)

Melanotaenia caerulea · Dichotomyctere ocellatus

Blue Rainbowfish & Filament Barb

Melanotaenia caerulea · Dawkinsia filamentosa

Possible with Caution

Blue Rainbowfish: PeacefulFilament Barb: Mostly Peaceful

Blue Rainbowfish & Finger Fish

Melanotaenia caerulea · Monodactylus argenteus

Blue Rainbowfish & Fire Eel

Melanotaenia caerulea · Mastacembelus erythrotaenia

Possible with Caution

Blue Rainbowfish: PeacefulFire Eel: Mostly Peaceful

Blue Rainbowfish & Fire Tetra

Melanotaenia caerulea · Hyphessobrycon flammeus

Ideal Tank Mates

Blue Rainbowfish: PeacefulFire Tetra: Peaceful

Blue Rainbowfish & Firemouth Cichlid

Melanotaenia caerulea · Thorichthys meeki

Possible with Caution

Blue Rainbowfish: PeacefulFiremouth Cichlid: Semi-Aggressive

Blue Rainbowfish & Five Banded Barb

Melanotaenia caerulea · Desmopuntius pentazona

Possible with Caution

Blue Rainbowfish: PeacefulFive Banded Barb: Peaceful

Blue Rainbowfish & Flag Tetra

Melanotaenia caerulea · Hyphessobrycon heterorhabdus

Ideal Tank Mates

Blue Rainbowfish: PeacefulFlag Tetra: Peaceful

Blue Rainbowfish & Flagtail Cory (Mrs Schwartz's Cory)

Melanotaenia caerulea · Corydoras robineae

Possible with Caution

Blue Rainbowfish: PeacefulFlagtail Cory (Mrs Schwartz's Cory): Peaceful

Blue Rainbowfish & Flagtail Prochilodus

Melanotaenia caerulea · Semaprochilodus insignis

Possible with Caution

Blue Rainbowfish: PeacefulFlagtail Prochilodus: Semi-Aggressive

Blue Rainbowfish & Flash Pleco (L204)

Melanotaenia caerulea · Panaqolus albomaculatus

Possible with Caution

Blue Rainbowfish: PeacefulFlash Pleco (L204): Mostly Peaceful

Blue Rainbowfish & Flavus Cichlid (Pseudotropheus Flavus)

Melanotaenia caerulea · Chindongo flavus

Possible with Caution

Blue Rainbowfish: PeacefulFlavus Cichlid (Pseudotropheus Flavus): Aggressive

Blue Rainbowfish & Florida Flagfish

Melanotaenia caerulea · Jordanella floridae

Possible with Caution

Blue Rainbowfish: PeacefulFlorida Flagfish: Semi-Aggressive

Blue Rainbowfish & Florida Gar

Melanotaenia caerulea · Lepisosteus platyrhincus

Possible with Caution

Blue Rainbowfish: PeacefulFlorida Gar: Aggressive

Blue Rainbowfish & Flower Stingray

Melanotaenia caerulea · Potamotrygon schroederi

Possible with Caution

Blue Rainbowfish: PeacefulFlower Stingray: Semi-Aggressive

Blue Rainbowfish & Flowerhorn Cichlid

Melanotaenia caerulea · Hybrid cichlid (Amphilophus cross)

Possible with Caution

Blue Rainbowfish: PeacefulFlowerhorn Cichlid: Highly Aggressive

Blue Rainbowfish & Fly River Rainbowfish

Melanotaenia caerulea · Melanotaenia sexlineata

Ideal Tank Mates

Blue Rainbowfish: PeacefulFly River Rainbowfish: Peaceful

Blue Rainbowfish & Flying Fox

Melanotaenia caerulea · Epalzeorhynchos kalopterus

Possible with Caution

Blue Rainbowfish: PeacefulFlying Fox: Aggressive

Blue Rainbowfish & Flyspeck Hardyhead

Melanotaenia caerulea · Craterocephalus stercusmuscarum

Ideal Tank Mates

Blue Rainbowfish: PeacefulFlyspeck Hardyhead: Peaceful

Blue Rainbowfish & Forktail Blue-eye

Melanotaenia caerulea · Pseudomugil furcatus

Ideal Tank Mates

Blue Rainbowfish: PeacefulForktail Blue-eye: Peaceful

Blue Rainbowfish & Fort Maguire Peacock

Melanotaenia caerulea · Aulonocara hansbaenschi

Possible with Caution

Blue Rainbowfish: PeacefulFort Maguire Peacock: Semi-Aggressive

Blue Rainbowfish & Fosso Cichlid (Fossorochromis rostratus)

Melanotaenia caerulea · Fossorochromis rostratus

Possible with Caution

Blue Rainbowfish: PeacefulFosso Cichlid (Fossorochromis rostratus): Semi-Aggressive

Blue Rainbowfish & Freshwater Angelfish

Melanotaenia caerulea · Pterophyllum scalare

Possible with Caution

Blue Rainbowfish: PeacefulFreshwater Angelfish: Semi-Aggressive

Blue Rainbowfish & Freshwater Barracuda

Melanotaenia caerulea · Ctenolucius hujeta

Possible with Caution

Blue Rainbowfish: PeacefulFreshwater Barracuda: Semi-Aggressive