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 529 - 552 of 735 Tank Mates

Threadfin Rainbowfish & Pumpkinseed

Iriatherina werneri · Lepomis gibbosus

Possible with Caution

Threadfin Rainbowfish: PeacefulPumpkinseed: Aggressive

Threadfin Rainbowfish & Pungas Catfish

Iriatherina werneri · Pangasius pangasius

Threadfin Rainbowfish & Purple Spotted Gudgeon

Iriatherina werneri · Mogurnda adspersa

Threadfin Rainbowfish & Purple Zebra Shrimp

Iriatherina werneri · Potamalpheops sp.

Possible with Caution

Threadfin Rainbowfish: PeacefulPurple Zebra Shrimp: Peaceful

Threadfin Rainbowfish & Pygmy Corydoras

Iriatherina werneri · Corydoras pygmaeus

Possible with Caution

Threadfin Rainbowfish: PeacefulPygmy Corydoras: Peaceful

Threadfin Rainbowfish & Pygmy Rainbowfish

Iriatherina werneri · Melanotaenia pygmaea

Possible with Caution

Threadfin Rainbowfish: PeacefulPygmy Rainbowfish: Mostly Peaceful

Threadfin Rainbowfish & Rachov's Killifish (Annual)

Iriatherina werneri · Nothobranchius rachovii

Possible with Caution

Threadfin Rainbowfish: PeacefulRachov's Killifish (Annual): Mostly Peaceful

Threadfin Rainbowfish & Rainbow Cichlid

Iriatherina werneri · Herotilapia multispinosa

Possible with Caution

Threadfin Rainbowfish: PeacefulRainbow Cichlid: Mostly Peaceful

Threadfin Rainbowfish & Rainbow Shark

Iriatherina werneri · Epalzeorhynchos frenatum

Possible with Caution

Threadfin Rainbowfish: PeacefulRainbow Shark: Aggressive

Threadfin Rainbowfish & Rainbow Snakehead

Iriatherina werneri · Channa bleheri

Threadfin Rainbowfish & Ramshorn Snail

Iriatherina werneri · Planorbidae fam.

Ideal Tank Mates

Threadfin Rainbowfish: PeacefulRamshorn Snail: Peaceful

Threadfin Rainbowfish & Ramu Rainbowfish

Iriatherina werneri · Glossolepis ramuensis

Possible with Caution

Threadfin Rainbowfish: PeacefulRamu Rainbowfish: Mostly Peaceful

Threadfin Rainbowfish & Raspy River Stingray

Iriatherina werneri · Potamotrygon scobina

Threadfin Rainbowfish & Red Bellied Pacu

Iriatherina werneri · Piaractus brachypomus

Possible with Caution

Threadfin Rainbowfish: PeacefulRed Bellied Pacu: Mostly Peaceful

Threadfin Rainbowfish & Red Breasted Acara

Iriatherina werneri · Laetacara dorsigera

Possible with Caution

Threadfin Rainbowfish: PeacefulRed Breasted Acara: Mostly Peaceful

Threadfin Rainbowfish & Red Devil Cichlid

Iriatherina werneri · Amphilophus labiatus

Threadfin Rainbowfish & Red Dwarf Rasbora

Iriatherina werneri · Microrasbora rubescens

Possible with Caution

Threadfin Rainbowfish: PeacefulRed Dwarf Rasbora: Peaceful

Threadfin Rainbowfish & Red Empress

Iriatherina werneri · Protomelas taeniolatus

Threadfin Rainbowfish & Red Eye Tetra

Iriatherina werneri · Moenkhausia sanctaefilomenae

Possible with Caution

Threadfin Rainbowfish: PeacefulRed Eye Tetra: Mostly Peaceful

Threadfin Rainbowfish & Red Fin Borleyi

Iriatherina werneri · Copadichromis borleyi

Possible with Caution

Threadfin Rainbowfish: PeacefulRed Fin Borleyi: Semi-Aggressive

Threadfin Rainbowfish & Red Fin Caudopunk

Iriatherina werneri · Neolamprologus caudopunctatus

Threadfin Rainbowfish & Red Goldflake Shrimp

Iriatherina werneri · Caridina sp. Red Goldflake

Possible with Caution

Threadfin Rainbowfish: PeacefulRed Goldflake Shrimp: Peaceful

Threadfin Rainbowfish & Red Head Tapajos (Geophagus)

Iriatherina werneri · Geophagus sp. 'Red Head Tapajos'

Possible with Caution

Threadfin Rainbowfish: PeacefulRed Head Tapajos (Geophagus): Mostly Peaceful

Threadfin Rainbowfish & Red Hump Eartheater

Iriatherina werneri · Geophagus steindachneri

Possible with Caution

Threadfin Rainbowfish: PeacefulRed Hump Eartheater: Semi-Aggressive