Cairns Rainbowfish Tank Mates & Compatibility

Cairns Rainbowfish

Cairnsichthys rhombosomoides

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TemperamentPeaceful (2/10)

Adult Size8.5 cm

Temperature20–26°C

Water TypeFreshwater Only

Swim ZoneMid-level, Surface

StockingSchool of 6+

Stocking calculator

Compatible on paper, but will Cairns Rainbowfish fit your setup?

Tank mates can still go wrong if the tank is too small, already full, or the water is a poor match. Add Cairns Rainbowfish to the stocking calculator to check space, stocking pressure, and water needs before you add it.

Cairns Rainbowfish

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Showing 1 - 24 of 404 Tank Mates

Cairns Rainbowfish & Abei Puffer

Cairnsichthys rhombosomoides · Pao abei

Possible with Caution

Cairns Rainbowfish: PeacefulAbei Puffer: Highly Aggressive

Cairns Rainbowfish & Achara Catfish

Cairnsichthys rhombosomoides · Leiarius marmoratus

Possible with Caution

Cairns Rainbowfish: PeacefulAchara Catfish: Semi-Aggressive

Cairns Rainbowfish & Adolfo Cory

Cairnsichthys rhombosomoides · Corydoras adolfoi

Ideal Tank Mates

Cairns Rainbowfish: PeacefulAdolfo Cory: Peaceful

Cairns Rainbowfish & Adonis Pleco

Cairnsichthys rhombosomoides · Acanthicus adonis

Possible with Caution

Cairns Rainbowfish: PeacefulAdonis Pleco: Aggressive

Cairns Rainbowfish & Aequidens Jenaro Herrera

Cairnsichthys rhombosomoides · Aequidens sp. 'Jenaro Herrera'

Possible with Caution

Cairns Rainbowfish: PeacefulAequidens Jenaro Herrera: Semi-Aggressive

Cairns Rainbowfish & Aequidens diadema (Diadem Cichlid)

Cairnsichthys rhombosomoides · Aequidens diadema

Possible with Caution

Cairns Rainbowfish: PeacefulAequidens diadema (Diadem Cichlid): Semi-Aggressive

Cairns Rainbowfish & Aequidens sp. Atabapo

Cairnsichthys rhombosomoides · Aequidens sp. Atabapo

Possible with Caution

Cairns Rainbowfish: PeacefulAequidens sp. Atabapo: Semi-Aggressive

Cairns Rainbowfish & Afra Cichlid

Cairnsichthys rhombosomoides · Cynotilapia afra

Possible with Caution

Cairns Rainbowfish: PeacefulAfra Cichlid: Aggressive

Cairns Rainbowfish & African Arowana

Cairnsichthys rhombosomoides · Heterotis niloticus

Possible with Caution

Cairns Rainbowfish: PeacefulAfrican Arowana: Mostly Peaceful

Cairns Rainbowfish & African Butterfly Cichlid

Cairnsichthys rhombosomoides · Anomalochromis thomasi

Ideal Tank Mates

Cairns Rainbowfish: PeacefulAfrican Butterfly Cichlid: Mostly Peaceful

Cairns Rainbowfish & African Butterfly Fish

Cairnsichthys rhombosomoides · Pantodon buchholzi

Possible with Caution

Cairns Rainbowfish: PeacefulAfrican Butterfly Fish: Semi-Aggressive

Cairns Rainbowfish & African Clawed Frog

Cairnsichthys rhombosomoides · Xenopus laevis

Possible with Caution

Cairns Rainbowfish: PeacefulAfrican Clawed Frog: Aggressive

Cairns Rainbowfish & African Dwarf Frog

Cairnsichthys rhombosomoides · Hymenochirus boettgeri

Possible with Caution

Cairns Rainbowfish: PeacefulAfrican Dwarf Frog: Peaceful

Cairns Rainbowfish & African Jewel Cichlid

Cairnsichthys rhombosomoides · Hemichromis bimaculatus

Possible with Caution

Cairns Rainbowfish: PeacefulAfrican Jewel Cichlid: Aggressive

Cairns Rainbowfish & African Knifefish

Cairnsichthys rhombosomoides · Xenomystus nigri

Possible with Caution

Cairns Rainbowfish: PeacefulAfrican Knifefish: Semi-Aggressive

Cairns Rainbowfish & African Lungfish

Cairnsichthys rhombosomoides · Protopterus annectens

Possible with Caution

Cairns Rainbowfish: PeacefulAfrican Lungfish: Highly Aggressive

Cairns Rainbowfish & African Pike

Cairnsichthys rhombosomoides · Hepsetus odoe

Possible with Caution

Cairns Rainbowfish: PeacefulAfrican Pike: Aggressive

Cairns Rainbowfish & African Pipefish

Cairnsichthys rhombosomoides · Enneacampus ansorgii

Possible with Caution

Cairns Rainbowfish: PeacefulAfrican Pipefish: Peaceful

Cairns Rainbowfish & Agassiz Cory

Cairnsichthys rhombosomoides · Corydoras agassizii

Ideal Tank Mates

Cairns Rainbowfish: PeacefulAgassiz Cory: Peaceful

Cairns Rainbowfish & Agassiz's Dwarf Cichlid

Cairnsichthys rhombosomoides · Apistogramma agassizii

Possible with Caution

Cairns Rainbowfish: PeacefulAgassiz's Dwarf Cichlid: Semi-Aggressive

Cairns Rainbowfish & Ajamaru Rainbowfish

Cairnsichthys rhombosomoides · Melanotaenia ajamaruensis

Possible with Caution

Cairns Rainbowfish: PeacefulAjamaru Rainbowfish: Peaceful

Cairns Rainbowfish & Allen's Rainbowfish

Cairnsichthys rhombosomoides · Chilatherina alleni

Ideal Tank Mates

Cairns Rainbowfish: PeacefulAllen's Rainbowfish: Peaceful

Cairns Rainbowfish & Alligator Gar

Cairnsichthys rhombosomoides · Atractosteus spatula

Possible with Caution

Cairns Rainbowfish: PeacefulAlligator Gar: Aggressive

Cairns Rainbowfish & Alligator Pleco

Cairnsichthys rhombosomoides · Pterygoplichthys scrophus

Ideal Tank Mates

Cairns Rainbowfish: PeacefulAlligator Pleco: Mostly Peaceful