Pygmy Rainbowfish & Betta Macrostoma
Melanotaenia pygmaea · Betta macrostoma
Pygmy Rainbowfish: Mostly PeacefulBetta Macrostoma: Semi-Aggressive
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Pygmy Rainbowfish Tank Mates & Compatibility
Pygmy Rainbowfish
Melanotaenia pygmaea
TemperamentMostly Peaceful (3/10)
Adult Size5 cm
Temperature22–28°C
Water TypeFreshwater Only
Swim ZoneSurface, Mid-level
StockingSchool of 6+
Showing 97 - 120 of 735 Tank Mates
Not Recommended
Pygmy Rainbowfish & Betta Smaragdina
Melanotaenia pygmaea · Betta smaragdina
Pygmy Rainbowfish: Mostly PeacefulBetta Smaragdina: Semi-Aggressive
Pygmy Rainbowfish & Black Acara
Melanotaenia pygmaea · Cichlasoma bimaculatum
Pygmy Rainbowfish: Mostly PeacefulBlack Acara: Semi-Aggressive
Pygmy Rainbowfish & Black Belt Cichlid
Melanotaenia pygmaea · Vieja maculicauda
Pygmy Rainbowfish: Mostly PeacefulBlack Belt Cichlid: Aggressive
Pygmy Rainbowfish & Black Bullhead Catfish
Melanotaenia pygmaea · Ameiurus melas
Pygmy Rainbowfish: Mostly PeacefulBlack Bullhead Catfish: Aggressive
Pygmy Rainbowfish & Black Corydoras
Melanotaenia pygmaea · Corydoras schultzei
Pygmy Rainbowfish: Mostly PeacefulBlack Corydoras: Peaceful
Pygmy Rainbowfish & Black Diamond Cichlid
Melanotaenia pygmaea · Paratilapia polleni
Pygmy Rainbowfish: Mostly PeacefulBlack Diamond Cichlid: Aggressive
Pygmy Rainbowfish & Black Fin Cory
Melanotaenia pygmaea · Corydoras leucomelas
Pygmy Rainbowfish: Mostly PeacefulBlack Fin Cory: Peaceful
Pygmy Rainbowfish & Black Ghost Knifefish
Melanotaenia pygmaea · Apteronotus albifrons
Pygmy Rainbowfish: Mostly PeacefulBlack Ghost Knifefish: Semi-Aggressive
Pygmy Rainbowfish & Black Kuhli Loach
Melanotaenia pygmaea · Pangio oblonga
Pygmy Rainbowfish: Mostly PeacefulBlack Kuhli Loach: Peaceful
Pygmy Rainbowfish & Black Marble Hoplo
Melanotaenia pygmaea · Megalechis thoracata
Pygmy Rainbowfish: Mostly PeacefulBlack Marble Hoplo: Mostly Peaceful
Pygmy Rainbowfish & Black Neon Tetra
Melanotaenia pygmaea · Hyphessobrycon herbertaxelrodi
Pygmy Rainbowfish: Mostly PeacefulBlack Neon Tetra: Peaceful
Pygmy Rainbowfish & Black Ocellatus
Melanotaenia pygmaea · Lamprologus speciosus
Pygmy Rainbowfish: Mostly PeacefulBlack Ocellatus: Aggressive
Pygmy Rainbowfish & Black Pacu
Melanotaenia pygmaea · Colossoma macropomum
Pygmy Rainbowfish: Mostly PeacefulBlack Pacu: Mostly Peaceful
Pygmy Rainbowfish & Black Phantom Tetra
Melanotaenia pygmaea · Hyphessobrycon megalopterus
Pygmy Rainbowfish: Mostly PeacefulBlack Phantom Tetra: Peaceful
Pygmy Rainbowfish & Black Ruby Barb
Melanotaenia pygmaea · Pethia nigrofasciata
Pygmy Rainbowfish: Mostly PeacefulBlack Ruby Barb: Mostly Peaceful
Pygmy Rainbowfish & Black Skirt Tetra
Melanotaenia pygmaea · Gymnocorymbus ternetzi
Pygmy Rainbowfish: Mostly PeacefulBlack Skirt Tetra: Mostly Peaceful
Pygmy Rainbowfish & Black-Banded Rainbowfish
Melanotaenia pygmaea · Melanotaenia nigrans
Pygmy Rainbowfish: Mostly PeacefulBlack-Banded Rainbowfish: Peaceful
Pygmy Rainbowfish & Blackline Rasbora
Melanotaenia pygmaea · Rasbora borapetensis
Pygmy Rainbowfish: Mostly PeacefulBlackline Rasbora: Peaceful
Pygmy Rainbowfish & Bladder Snail (Pest Snail)
Melanotaenia pygmaea · Physella acuta
Pygmy Rainbowfish: Mostly PeacefulBladder Snail (Pest Snail): Peaceful
Pygmy Rainbowfish & Bleeding Heart Tetra
Melanotaenia pygmaea · Hyphessobrycon erythrostigma
Pygmy Rainbowfish: Mostly PeacefulBleeding Heart Tetra: Peaceful
Pygmy Rainbowfish & Bleher's Rainbowfish
Melanotaenia pygmaea · Chilatherina bleheri
Pygmy Rainbowfish: Mostly PeacefulBleher's Rainbowfish: Peaceful
Pygmy Rainbowfish & Blind Cave Tetra
Melanotaenia pygmaea · Astyanax mexicanus
Pygmy Rainbowfish: Mostly PeacefulBlind Cave Tetra: Mostly Peaceful
Pygmy Rainbowfish & Blood Parrot Cichlid
Melanotaenia pygmaea · Hybrid cichlid (Blood Parrot)
Pygmy Rainbowfish: Mostly PeacefulBlood Parrot Cichlid: Semi-Aggressive