Threadfin Rainbowfish Tank Mates & Compatibility

Threadfin Rainbowfish

Iriatherina werneri

View full care guide

TemperamentPeaceful (1/10)

Adult Size5 cm

Temperature23–29°C

Water TypeFreshwater Only

Swim ZoneSurface, Mid-level

StockingSchool of 6+

Showing 49 - 72 of 735 Tank Mates

Threadfin Rainbowfish & Apistogramma baenschi (Inca 50)

Iriatherina werneri · Apistogramma baenschi

Possible with Caution

Threadfin Rainbowfish: PeacefulApistogramma baenschi (Inca 50): Semi-Aggressive

Threadfin Rainbowfish & Apistogramma borellii (Umbrella Cichlid)

Iriatherina werneri · Apistogramma borellii

Possible with Caution

Threadfin Rainbowfish: PeacefulApistogramma borellii (Umbrella Cichlid): Mostly Peaceful

Threadfin Rainbowfish & Apistogramma elizabethae

Iriatherina werneri · Apistogramma elizabethae

Possible with Caution

Threadfin Rainbowfish: PeacefulApistogramma elizabethae: Semi-Aggressive

Threadfin Rainbowfish & Apistogramma macmasteri

Iriatherina werneri · Apistogramma macmasteri

Possible with Caution

Threadfin Rainbowfish: PeacefulApistogramma macmasteri: Semi-Aggressive

Threadfin Rainbowfish & Apistogramma panduro

Iriatherina werneri · Apistogramma panduro

Possible with Caution

Threadfin Rainbowfish: PeacefulApistogramma panduro: Semi-Aggressive

Threadfin Rainbowfish & Apistogramma uaupesi

Iriatherina werneri · Apistogramma uaupesi

Possible with Caution

Threadfin Rainbowfish: PeacefulApistogramma uaupesi: Semi-Aggressive

Threadfin Rainbowfish & Apistogramma viejita

Iriatherina werneri · Apistogramma viejita

Possible with Caution

Threadfin Rainbowfish: PeacefulApistogramma viejita: Semi-Aggressive

Threadfin Rainbowfish & Apple Snail

Iriatherina werneri · Pomacea maculata

Possible with Caution

Threadfin Rainbowfish: PeacefulApple Snail: Peaceful

Threadfin Rainbowfish & Arapaima

Iriatherina werneri · Arapaima gigas

Threadfin Rainbowfish & Arfak Rainbowfish

Iriatherina werneri · Melanotaenia arfakensis

Possible with Caution

Threadfin Rainbowfish: PeacefulArfak Rainbowfish: Peaceful

Threadfin Rainbowfish & Arrowhead Puffer

Iriatherina werneri · Pao suvattii

Threadfin Rainbowfish & Arulius Barb

Iriatherina werneri · Dawkinsia arulius

Possible with Caution

Threadfin Rainbowfish: PeacefulArulius Barb: Mostly Peaceful

Threadfin Rainbowfish & Asher Cory

Iriatherina werneri · Corydoras tukano

Possible with Caution

Threadfin Rainbowfish: PeacefulAsher Cory: Peaceful

Threadfin Rainbowfish & Asian Arowana

Iriatherina werneri · Scleropages formosus

Threadfin Rainbowfish & Asian Upside Down Catfish

Iriatherina werneri · Mystus leucophasis

Threadfin Rainbowfish & Assassin Snail

Iriatherina werneri · Anentome helena

Ideal Tank Mates

Threadfin Rainbowfish: PeacefulAssassin Snail: Peaceful

Threadfin Rainbowfish & Auratus Cichlid (Mbuna)

Iriatherina werneri · Melanochromis auratus

Threadfin Rainbowfish & Aurora Yellow Mbuna

Iriatherina werneri · Metriaclima sp. "Aurora Yellow"

Possible with Caution

Threadfin Rainbowfish: PeacefulAurora Yellow Mbuna: Aggressive

Threadfin Rainbowfish & Australian Pearl Arowana

Iriatherina werneri · Scleropages jardinii

Threadfin Rainbowfish & Australian Smelt

Iriatherina werneri · Retropinna semoni

Possible with Caution

Threadfin Rainbowfish: PeacefulAustralian Smelt: Peaceful

Threadfin Rainbowfish & Axelrod's Rainbowfish

Iriatherina werneri · Chilatherina axelrodi

Possible with Caution

Threadfin Rainbowfish: PeacefulAxelrod's Rainbowfish: Peaceful

Threadfin Rainbowfish & Azureus Cichlid

Iriatherina werneri · Copadichromis azureus

Threadfin Rainbowfish & Badis (Chameleon Fish)

Iriatherina werneri · Badis badis

Possible with Caution

Threadfin Rainbowfish: PeacefulBadis (Chameleon Fish): Semi-Aggressive

Threadfin Rainbowfish & Bahia Red

Iriatherina werneri · Geophagus sp. Bahia Red

Possible with Caution

Threadfin Rainbowfish: PeacefulBahia Red: Semi-Aggressive