Threadfin Rainbowfish & Macaw Cichlid
Iriatherina werneri · Hypsophrys nicaraguensis
Threadfin Rainbowfish: PeacefulMacaw Cichlid: Aggressive
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Threadfin Rainbowfish Tank Mates & Compatibility
Threadfin Rainbowfish
Iriatherina werneri
TemperamentPeaceful (1/10)
Adult Size5 cm
Temperature23–29°C
Water TypeFreshwater Only
Swim ZoneSurface, Mid-level
StockingSchool of 6+
Showing 409 - 432 of 735 Tank Mates
Possible with Caution
Threadfin Rainbowfish & Madagascar Rainbowfish
Iriatherina werneri · Bedotia madagascariensis
Threadfin Rainbowfish: PeacefulMadagascar Rainbowfish: Peaceful
Threadfin Rainbowfish & Maingano Mbuna
Iriatherina werneri · Pseudotropheus cyaneorhabdos
Threadfin Rainbowfish: PeacefulMaingano Mbuna: Aggressive
Threadfin Rainbowfish & Maison Reef Peacock
Iriatherina werneri · Aulonocara stuartgranti "Maison Reef"
Threadfin Rainbowfish: PeacefulMaison Reef Peacock: Semi-Aggressive
Threadfin Rainbowfish & Malawi Eyebiter
Iriatherina werneri · Dimidiochromis compressiceps
Threadfin Rainbowfish: PeacefulMalawi Eyebiter: Aggressive
Threadfin Rainbowfish & Malawi Gar
Iriatherina werneri · Lichnochromis acuticeps
Threadfin Rainbowfish: PeacefulMalawi Gar: Semi-Aggressive
Threadfin Rainbowfish & Malawi Hawk
Iriatherina werneri · Aristochromis christyi
Threadfin Rainbowfish: PeacefulMalawi Hawk: Aggressive
Threadfin Rainbowfish & Malaya Shrimp
Iriatherina werneri · Caridina sp. "Malaya"
Threadfin Rainbowfish: PeacefulMalaya Shrimp: Peaceful
Threadfin Rainbowfish & Malaysian Trumpet Snail (MTS)
Iriatherina werneri · Melanoides tuberculata
Threadfin Rainbowfish: PeacefulMalaysian Trumpet Snail (MTS): Peaceful
Threadfin Rainbowfish & Mamberamo Rainbowfish
Iriatherina werneri · Melanotaenia mamberamo
Threadfin Rainbowfish: PeacefulMamberamo Rainbowfish: Peaceful
Threadfin Rainbowfish & Marble Goby
Iriatherina werneri · Oxyeleotris marmorata
Threadfin Rainbowfish: PeacefulMarble Goby: Aggressive
Threadfin Rainbowfish & Marbled Bichir
Iriatherina werneri · Polypterus polli
Threadfin Rainbowfish: PeacefulMarbled Bichir: Semi-Aggressive
Threadfin Rainbowfish & Marbled Hatchetfish
Iriatherina werneri · Carnegiella strigata
Threadfin Rainbowfish: PeacefulMarbled Hatchetfish: Peaceful
Threadfin Rainbowfish & Marbled Whiptail
Iriatherina werneri · Loricaria simillima
Threadfin Rainbowfish: PeacefulMarbled Whiptail: Peaceful
Threadfin Rainbowfish & Marlier's Julie
Iriatherina werneri · Julidochromis marlieri
Threadfin Rainbowfish: PeacefulMarlier's Julie: Semi-Aggressive
Threadfin Rainbowfish & Masked Julie (Julidochromis)
Iriatherina werneri · Julidochromis transcriptus
Threadfin Rainbowfish: PeacefulMasked Julie (Julidochromis): Semi-Aggressive
Threadfin Rainbowfish & Mayan Cichlid
Iriatherina werneri · Mayaheros urophthalmus
Threadfin Rainbowfish: PeacefulMayan Cichlid: Aggressive
Threadfin Rainbowfish & Mayland's Rainbowfish
Iriatherina werneri · Melanotaenia maylandi
Threadfin Rainbowfish: PeacefulMayland's Rainbowfish: Peaceful
Threadfin Rainbowfish & Mbu Puffer
Iriatherina werneri · Tetraodon mbu
Threadfin Rainbowfish: PeacefulMbu Puffer: Aggressive
Threadfin Rainbowfish & Melon Barb
Iriatherina werneri · Haludaria fasciata
Threadfin Rainbowfish: PeacefulMelon Barb: Mostly Peaceful
Threadfin Rainbowfish & Mexican Dwarf Crayfish (CPO)
Iriatherina werneri · Cambarellus patzcuarensis
Threadfin Rainbowfish: PeacefulMexican Dwarf Crayfish (CPO): Mostly Peaceful
Threadfin Rainbowfish & Midas Cichlid
Iriatherina werneri · Amphilophus citrinellus
Threadfin Rainbowfish: PeacefulMidas Cichlid: Highly Aggressive
Threadfin Rainbowfish & Midnight Catfish
Iriatherina werneri · Auchenipterichthys coracoideus
Threadfin Rainbowfish: PeacefulMidnight Catfish: Mostly Peaceful
Threadfin Rainbowfish & Milomo Hap (Super VC10)
Iriatherina werneri · Placidochromis milomo
Threadfin Rainbowfish: PeacefulMilomo Hap (Super VC10): Semi-Aggressive