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 193 - 216 of 735 Tank Mates

Blue Rainbowfish & Colombian Shark Catfish (Brackish)

Melanotaenia caerulea · Ariopsis seemanni

Blue Rainbowfish & Colombian Tetra

Melanotaenia caerulea · Hyphessobrycon columbianus

Ideal Tank Mates

Blue Rainbowfish: PeacefulColombian Tetra: Mostly Peaceful

Blue Rainbowfish & Common Pleco

Melanotaenia caerulea · Hypostomus plecostomus

Possible with Caution

Blue Rainbowfish: PeacefulCommon Pleco: Mostly Peaceful

Blue Rainbowfish & Common Pleco (Amazon Sailfin)

Melanotaenia caerulea · Pterygoplichthys pardalis

Possible with Caution

Blue Rainbowfish: PeacefulCommon Pleco (Amazon Sailfin): Mostly Peaceful

Blue Rainbowfish & Common Synodontis (False Upside Down Catfish)

Melanotaenia caerulea · Synodontis nigrita

Possible with Caution

Blue Rainbowfish: PeacefulCommon Synodontis (False Upside Down Catfish): Mostly Peaceful

Blue Rainbowfish & Common Whiptail Catfish

Melanotaenia caerulea · Rineloricaria eigenmanni

Possible with Caution

Blue Rainbowfish: PeacefulCommon Whiptail Catfish: Peaceful

Blue Rainbowfish & Congo Bichir

Melanotaenia caerulea · Polypterus endlicheri congicus

Possible with Caution

Blue Rainbowfish: PeacefulCongo Bichir: Aggressive

Blue Rainbowfish & Congo Puffer (Potato Puffer)

Melanotaenia caerulea · Tetraodon miurus

Possible with Caution

Blue Rainbowfish: PeacefulCongo Puffer (Potato Puffer): Highly Aggressive

Blue Rainbowfish & Congo Tetra

Melanotaenia caerulea · Phenacogrammus interruptus

Possible with Caution

Blue Rainbowfish: PeacefulCongo Tetra: Peaceful

Blue Rainbowfish & Contradens Pleco (Snowball Variant)

Melanotaenia caerulea · Hypancistrus contradens

Possible with Caution

Blue Rainbowfish: PeacefulContradens Pleco (Snowball Variant): Mostly Peaceful

Blue Rainbowfish & Convict Cichlid

Melanotaenia caerulea · Amatitlania nigrofasciata

Possible with Caution

Blue Rainbowfish: PeacefulConvict Cichlid: Aggressive

Blue Rainbowfish & Copper Harlequin Rasbora

Melanotaenia caerulea · Trigonostigma hengeli

Possible with Caution

Blue Rainbowfish: PeacefulCopper Harlequin Rasbora: Peaceful

Blue Rainbowfish & Corona Rainbowfish

Melanotaenia caerulea · Melanotaenia corona

Ideal Tank Mates

Blue Rainbowfish: PeacefulCorona Rainbowfish: Peaceful

Blue Rainbowfish & Crimsonspotted Rainbowfish

Melanotaenia caerulea · Melanotaenia duboulayi

Ideal Tank Mates

Blue Rainbowfish: PeacefulCrimsonspotted Rainbowfish: Peaceful

Blue Rainbowfish & Crying Whiptail

Melanotaenia caerulea · Loricaria sp. "Rio Atabapo"

Possible with Caution

Blue Rainbowfish: PeacefulCrying Whiptail: Peaceful

Blue Rainbowfish & Cuban Cichlid

Melanotaenia caerulea · Nandopsis tetracanthus

Possible with Caution

Blue Rainbowfish: PeacefulCuban Cichlid: Aggressive

Blue Rainbowfish & Cuban Gar

Melanotaenia caerulea · Atractosteus tristoechus

Possible with Caution

Blue Rainbowfish: PeacefulCuban Gar: Semi-Aggressive

Blue Rainbowfish & Cuckoo Catfish

Melanotaenia caerulea · Synodontis multipunctatus

Possible with Caution

Blue Rainbowfish: PeacefulCuckoo Catfish: Semi-Aggressive

Blue Rainbowfish & Cupid Cichlid

Melanotaenia caerulea · Biotodoma cupido

Possible with Caution

Blue Rainbowfish: PeacefulCupid Cichlid: Mostly Peaceful

Blue Rainbowfish & Cutteri Cichlid

Melanotaenia caerulea · Amatitlania cutteri

Possible with Caution

Blue Rainbowfish: PeacefulCutteri Cichlid: Aggressive

Blue Rainbowfish & Cyprichromis Leptosoma

Melanotaenia caerulea · Cyprichromis leptosoma

Possible with Caution

Blue Rainbowfish: PeacefulCyprichromis Leptosoma: Mostly Peaceful

Blue Rainbowfish & Dainty Cory (Salt and Pepper Cory)

Melanotaenia caerulea · Corydoras habrosus

Ideal Tank Mates

Blue Rainbowfish: PeacefulDainty Cory (Salt and Pepper Cory): Peaceful

Blue Rainbowfish & Debauwi Catfish (Three-Striped Glass Catfish)

Melanotaenia caerulea · Pareutropius buffei

Ideal Tank Mates

Blue Rainbowfish: PeacefulDebauwi Catfish (Three-Striped Glass Catfish): Peaceful

Blue Rainbowfish & Deep Water Hap (Placidochromis electra)

Melanotaenia caerulea · Placidochromis electra

Possible with Caution

Blue Rainbowfish: PeacefulDeep Water Hap (Placidochromis electra): Semi-Aggressive