Threadfin Rainbowfish Tank Mates & Compatibility

Threadfin Rainbowfish

Iriatherina werneri

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TemperamentPeaceful (1/10)

Adult Size5 cm

Temperature23–29°C

Water TypeFreshwater Only

Swim ZoneSurface, Mid-level

StockingSchool of 6+

Showing 289 - 312 of 735 Tank Mates

Threadfin Rainbowfish & Freshwater Barracuda

Iriatherina werneri · Ctenolucius hujeta

Threadfin Rainbowfish & Freshwater Flounder

Iriatherina werneri · Trinectes maculatus

Threadfin Rainbowfish & Freshwater Harlequin Shrimp (Sulawesi)

Iriatherina werneri · Caridina cf. spongicola

Possible with Caution

Threadfin Rainbowfish: PeacefulFreshwater Harlequin Shrimp (Sulawesi): Peaceful

Threadfin Rainbowfish & Freshwater Shark (Wallago)

Iriatherina werneri · Wallago attu

Threadfin Rainbowfish & Freshwater Sole

Iriatherina werneri · Brachirus selheimi

Threadfin Rainbowfish & Freshwater Toadfish (Prehistoric Monster Fish)

Iriatherina werneri · Thalassophryne amazonica

Threadfin Rainbowfish & Frogmouth Catfish

Iriatherina werneri · Chaca chaca

Threadfin Rainbowfish & Frontosa

Iriatherina werneri · Cyphotilapia frontosa

Threadfin Rainbowfish & Fuelleborn's Cichlid

Iriatherina werneri · Labeotropheus fuelleborni

Threadfin Rainbowfish & Gangetic Leaf Fish

Iriatherina werneri · Nandus nandus

Threadfin Rainbowfish & Gardner's Killifish

Iriatherina werneri · Fundulopanchax gardneri

Possible with Caution

Threadfin Rainbowfish: PeacefulGardner's Killifish: Mostly Peaceful

Threadfin Rainbowfish & Garnet Tetra

Iriatherina werneri · Hemigrammus pulcher

Possible with Caution

Threadfin Rainbowfish: PeacefulGarnet Tetra: Peaceful

Threadfin Rainbowfish & Geophagus Orange Head Tapajos

Iriatherina werneri · Geophagus sp. 'Orange Head'

Possible with Caution

Threadfin Rainbowfish: PeacefulGeophagus Orange Head Tapajos: Mostly Peaceful

Threadfin Rainbowfish & German Blue Ram

Iriatherina werneri · Mikrogeophagus ramirezi

Possible with Caution

Threadfin Rainbowfish: PeacefulGerman Blue Ram: Mostly Peaceful

Threadfin Rainbowfish & Gertrude's Spotted Blue-eye

Iriatherina werneri · Pseudomugil gertrudae

Possible with Caution

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

Threadfin Rainbowfish & Ghost Shrimp

Iriatherina werneri · Palaemonetes paludosus

Possible with Caution

Threadfin Rainbowfish: PeacefulGhost Shrimp: Peaceful

Threadfin Rainbowfish & Giant Danio

Iriatherina werneri · Devario aequipinnatus

Possible with Caution

Threadfin Rainbowfish: PeacefulGiant Danio: Mostly Peaceful

Threadfin Rainbowfish & Giant Gourami

Iriatherina werneri · Osphronemus goramy

Possible with Caution

Threadfin Rainbowfish: PeacefulGiant Gourami: Semi-Aggressive

Threadfin Rainbowfish & Giant Whiptail Catfish

Iriatherina werneri · Proloricaria prolixa

Possible with Caution

Threadfin Rainbowfish: PeacefulGiant Whiptail Catfish: Peaceful

Threadfin Rainbowfish & Glass Bloodfin Tetra

Iriatherina werneri · Prionobrama filigera

Possible with Caution

Threadfin Rainbowfish: PeacefulGlass Bloodfin Tetra: Peaceful

Threadfin Rainbowfish & Glass Catfish

Iriatherina werneri · Kryptopterus vitreolus

Possible with Caution

Threadfin Rainbowfish: PeacefulGlass Catfish: Peaceful

Threadfin Rainbowfish & Glowlight Danio

Iriatherina werneri · Danio choprae

Possible with Caution

Threadfin Rainbowfish: PeacefulGlowlight Danio: Peaceful

Threadfin Rainbowfish & Glowlight Tetra

Iriatherina werneri · Hemigrammus erythrozonus

Possible with Caution

Threadfin Rainbowfish: PeacefulGlowlight Tetra: Peaceful

Threadfin Rainbowfish & Goby Pleco (Pitbull Pleco)

Iriatherina werneri · Parotocinclus jumbo

Possible with Caution

Threadfin Rainbowfish: PeacefulGoby Pleco (Pitbull Pleco): Peaceful