Harlequin Rasbora & Betta Macrostoma
Trigonostigma heteromorpha · Betta macrostoma
Harlequin Rasbora: PeacefulBetta Macrostoma: Semi-Aggressive
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Harlequin Rasbora Tank Mates & Compatibility
Harlequin Rasbora
Trigonostigma heteromorpha
TemperamentPeaceful (1/10)
Adult Size4.5 cm
Temperature22–28°C
Water TypeFreshwater Only
Swim ZoneMid-level, Surface
StockingSchool of 6+
Showing 97 - 120 of 735 Tank Mates
Possible with Caution
Harlequin Rasbora & Betta Smaragdina
Trigonostigma heteromorpha · Betta smaragdina
Harlequin Rasbora: PeacefulBetta Smaragdina: Semi-Aggressive
Harlequin Rasbora & Black Acara
Trigonostigma heteromorpha · Cichlasoma bimaculatum
Harlequin Rasbora: PeacefulBlack Acara: Semi-Aggressive
Harlequin Rasbora & Black Belt Cichlid
Trigonostigma heteromorpha · Vieja maculicauda
Harlequin Rasbora: PeacefulBlack Belt Cichlid: Aggressive
Harlequin Rasbora & Black Bullhead Catfish
Trigonostigma heteromorpha · Ameiurus melas
Harlequin Rasbora: PeacefulBlack Bullhead Catfish: Aggressive
Harlequin Rasbora & Black Corydoras
Trigonostigma heteromorpha · Corydoras schultzei
Harlequin Rasbora: PeacefulBlack Corydoras: Peaceful
Harlequin Rasbora & Black Diamond Cichlid
Trigonostigma heteromorpha · Paratilapia polleni
Harlequin Rasbora: PeacefulBlack Diamond Cichlid: Aggressive
Harlequin Rasbora & Black Fin Cory
Trigonostigma heteromorpha · Corydoras leucomelas
Harlequin Rasbora: PeacefulBlack Fin Cory: Peaceful
Harlequin Rasbora & Black Ghost Knifefish
Trigonostigma heteromorpha · Apteronotus albifrons
Harlequin Rasbora: PeacefulBlack Ghost Knifefish: Semi-Aggressive
Harlequin Rasbora & Black Kuhli Loach
Trigonostigma heteromorpha · Pangio oblonga
Harlequin Rasbora: PeacefulBlack Kuhli Loach: Peaceful
Harlequin Rasbora & Black Marble Hoplo
Trigonostigma heteromorpha · Megalechis thoracata
Harlequin Rasbora: PeacefulBlack Marble Hoplo: Mostly Peaceful
Harlequin Rasbora & Black Neon Tetra
Trigonostigma heteromorpha · Hyphessobrycon herbertaxelrodi
Harlequin Rasbora: PeacefulBlack Neon Tetra: Peaceful
Harlequin Rasbora & Black Ocellatus
Trigonostigma heteromorpha · Lamprologus speciosus
Harlequin Rasbora: PeacefulBlack Ocellatus: Aggressive
Harlequin Rasbora & Black Pacu
Trigonostigma heteromorpha · Colossoma macropomum
Harlequin Rasbora: PeacefulBlack Pacu: Mostly Peaceful
Harlequin Rasbora & Black Phantom Tetra
Trigonostigma heteromorpha · Hyphessobrycon megalopterus
Harlequin Rasbora: PeacefulBlack Phantom Tetra: Peaceful
Harlequin Rasbora & Black Ruby Barb
Trigonostigma heteromorpha · Pethia nigrofasciata
Harlequin Rasbora: PeacefulBlack Ruby Barb: Mostly Peaceful
Harlequin Rasbora & Black Skirt Tetra
Trigonostigma heteromorpha · Gymnocorymbus ternetzi
Harlequin Rasbora: PeacefulBlack Skirt Tetra: Mostly Peaceful
Harlequin Rasbora & Black-Banded Rainbowfish
Trigonostigma heteromorpha · Melanotaenia nigrans
Harlequin Rasbora: PeacefulBlack-Banded Rainbowfish: Peaceful
Harlequin Rasbora & Blackline Rasbora
Trigonostigma heteromorpha · Rasbora borapetensis
Harlequin Rasbora: PeacefulBlackline Rasbora: Peaceful
Harlequin Rasbora & Bladder Snail (Pest Snail)
Trigonostigma heteromorpha · Physella acuta
Harlequin Rasbora: PeacefulBladder Snail (Pest Snail): Peaceful
Harlequin Rasbora & Bleeding Heart Tetra
Trigonostigma heteromorpha · Hyphessobrycon erythrostigma
Harlequin Rasbora: PeacefulBleeding Heart Tetra: Peaceful
Harlequin Rasbora & Bleher's Rainbowfish
Trigonostigma heteromorpha · Chilatherina bleheri
Harlequin Rasbora: PeacefulBleher's Rainbowfish: Peaceful
Harlequin Rasbora & Blind Cave Tetra
Trigonostigma heteromorpha · Astyanax mexicanus
Harlequin Rasbora: PeacefulBlind Cave Tetra: Mostly Peaceful
Harlequin Rasbora & Blood Parrot Cichlid
Trigonostigma heteromorpha · Hybrid cichlid (Blood Parrot)
Harlequin Rasbora: PeacefulBlood Parrot Cichlid: Semi-Aggressive