Japen Rainbowfish Tank Mates & Compatibility

Japen Rainbowfish

Melanotaenia japenensis

View full care guide

TemperamentPeaceful (2/10)

Adult Size11 cm

Temperature24–28°C

Water TypeFreshwater Only

Swim ZoneSurface, Mid-level

StockingSchool of 6+

Showing 289 - 312 of 735 Tank Mates

Japen Rainbowfish & Freshwater Barracuda

Melanotaenia japenensis · Ctenolucius hujeta

Possible with Caution

Japen Rainbowfish: PeacefulFreshwater Barracuda: Semi-Aggressive

Japen Rainbowfish & Freshwater Flounder

Melanotaenia japenensis · Trinectes maculatus

Japen Rainbowfish & Freshwater Harlequin Shrimp (Sulawesi)

Melanotaenia japenensis · Caridina cf. spongicola

Possible with Caution

Japen Rainbowfish: PeacefulFreshwater Harlequin Shrimp (Sulawesi): Peaceful

Japen Rainbowfish & Freshwater Shark (Wallago)

Melanotaenia japenensis · Wallago attu

Possible with Caution

Japen Rainbowfish: PeacefulFreshwater Shark (Wallago): Highly Aggressive

Japen Rainbowfish & Freshwater Sole

Melanotaenia japenensis · Brachirus selheimi

Possible with Caution

Japen Rainbowfish: PeacefulFreshwater Sole: Mostly Peaceful

Japen Rainbowfish & Freshwater Toadfish (Prehistoric Monster Fish)

Melanotaenia japenensis · Thalassophryne amazonica

Possible with Caution

Japen Rainbowfish: PeacefulFreshwater Toadfish (Prehistoric Monster Fish): Aggressive

Japen Rainbowfish & Frogmouth Catfish

Melanotaenia japenensis · Chaca chaca

Possible with Caution

Japen Rainbowfish: PeacefulFrogmouth Catfish: Aggressive

Japen Rainbowfish & Frontosa

Melanotaenia japenensis · Cyphotilapia frontosa

Possible with Caution

Japen Rainbowfish: PeacefulFrontosa: Semi-Aggressive

Japen Rainbowfish & Fuelleborn's Cichlid

Melanotaenia japenensis · Labeotropheus fuelleborni

Possible with Caution

Japen Rainbowfish: PeacefulFuelleborn's Cichlid: Aggressive

Japen Rainbowfish & Gangetic Leaf Fish

Melanotaenia japenensis · Nandus nandus

Possible with Caution

Japen Rainbowfish: PeacefulGangetic Leaf Fish: Aggressive

Japen Rainbowfish & Gardner's Killifish

Melanotaenia japenensis · Fundulopanchax gardneri

Ideal Tank Mates

Japen Rainbowfish: PeacefulGardner's Killifish: Mostly Peaceful

Japen Rainbowfish & Garnet Tetra

Melanotaenia japenensis · Hemigrammus pulcher

Possible with Caution

Japen Rainbowfish: PeacefulGarnet Tetra: Peaceful

Japen Rainbowfish & Geophagus Orange Head Tapajos

Melanotaenia japenensis · Geophagus sp. 'Orange Head'

Ideal Tank Mates

Japen Rainbowfish: PeacefulGeophagus Orange Head Tapajos: Mostly Peaceful

Japen Rainbowfish & German Blue Ram

Melanotaenia japenensis · Mikrogeophagus ramirezi

Possible with Caution

Japen Rainbowfish: PeacefulGerman Blue Ram: Mostly Peaceful

Japen Rainbowfish & Gertrude's Spotted Blue-eye

Melanotaenia japenensis · Pseudomugil gertrudae

Ideal Tank Mates

Japen Rainbowfish: PeacefulGertrude's Spotted Blue-eye: Peaceful

Japen Rainbowfish & Ghost Shrimp

Melanotaenia japenensis · Palaemonetes paludosus

Ideal Tank Mates

Japen Rainbowfish: PeacefulGhost Shrimp: Peaceful

Japen Rainbowfish & Giant Danio

Melanotaenia japenensis · Devario aequipinnatus

Ideal Tank Mates

Japen Rainbowfish: PeacefulGiant Danio: Mostly Peaceful

Japen Rainbowfish & Giant Gourami

Melanotaenia japenensis · Osphronemus goramy

Possible with Caution

Japen Rainbowfish: PeacefulGiant Gourami: Semi-Aggressive

Japen Rainbowfish & Giant Whiptail Catfish

Melanotaenia japenensis · Proloricaria prolixa

Japen Rainbowfish & Glass Bloodfin Tetra

Melanotaenia japenensis · Prionobrama filigera

Ideal Tank Mates

Japen Rainbowfish: PeacefulGlass Bloodfin Tetra: Peaceful

Japen Rainbowfish & Glass Catfish

Melanotaenia japenensis · Kryptopterus vitreolus

Possible with Caution

Japen Rainbowfish: PeacefulGlass Catfish: Peaceful

Japen Rainbowfish & Glowlight Danio

Melanotaenia japenensis · Danio choprae

Ideal Tank Mates

Japen Rainbowfish: PeacefulGlowlight Danio: Peaceful

Japen Rainbowfish & Glowlight Tetra

Melanotaenia japenensis · Hemigrammus erythrozonus

Possible with Caution

Japen Rainbowfish: PeacefulGlowlight Tetra: Peaceful

Japen Rainbowfish & Goby Pleco (Pitbull Pleco)

Melanotaenia japenensis · Parotocinclus jumbo

Possible with Caution

Japen Rainbowfish: PeacefulGoby Pleco (Pitbull Pleco): Peaceful