Harlequin Rasbora & Sentani Rainbowfish
Trigonostigma heteromorpha · Chilatherina sentaniensis
Harlequin Rasbora: PeacefulSentani Rainbowfish: Mostly Peaceful
Back to all fishesView full care guide
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 601 - 624 of 735 Tank Mates
Ideal Tank Mates
Harlequin Rasbora & Sepik Rainbowfish
Trigonostigma heteromorpha · Glossolepis multisquamata
Harlequin Rasbora: PeacefulSepik Rainbowfish: Peaceful
Harlequin Rasbora & Serpae Tetra
Trigonostigma heteromorpha · Hyphessobrycon eques
Harlequin Rasbora: PeacefulSerpae Tetra: Semi-Aggressive
Harlequin Rasbora & Severum
Trigonostigma heteromorpha · Heros severus
Harlequin Rasbora: PeacefulSeverum: Semi-Aggressive
Harlequin Rasbora & Shell Dweller (Multi)
Trigonostigma heteromorpha · Neolamprologus multifasciatus
Harlequin Rasbora: PeacefulShell Dweller (Multi): Semi-Aggressive
Harlequin Rasbora & Shortbarbel Pangasius
Trigonostigma heteromorpha · Pangasius micronemus
Harlequin Rasbora: PeacefulShortbarbel Pangasius: Mostly Peaceful
Harlequin Rasbora & Shortnose Gar
Trigonostigma heteromorpha · Lepisosteus platostomus
Harlequin Rasbora: PeacefulShortnose Gar: Aggressive
Harlequin Rasbora & Shovelnose Sturgeon
Trigonostigma heteromorpha · Scaphirhynchus platorynchus
Harlequin Rasbora: PeacefulShovelnose Sturgeon: Mostly Peaceful
Harlequin Rasbora & Siamese Algae Eater
Trigonostigma heteromorpha · Crossocheilus oblongus
Harlequin Rasbora: PeacefulSiamese Algae Eater: Mostly Peaceful
Harlequin Rasbora & Siamese Tiger Fish
Trigonostigma heteromorpha · Datnioides pulcher
Harlequin Rasbora: PeacefulSiamese Tiger Fish: Semi-Aggressive
Harlequin Rasbora & Silver Arowana
Trigonostigma heteromorpha · Osteoglossum bicirrhosum
Harlequin Rasbora: PeacefulSilver Arowana: Semi-Aggressive
Harlequin Rasbora & Silver Datnoid (Silver Tigerfish)
Trigonostigma heteromorpha · Datnioides polota
Harlequin Rasbora: PeacefulSilver Datnoid (Silver Tigerfish): Semi-Aggressive
Harlequin Rasbora & Silver Dollar
Trigonostigma heteromorpha · Metynnis argenteus
Harlequin Rasbora: PeacefulSilver Dollar: Peaceful
Harlequin Rasbora & Silver Flying Fox
Trigonostigma heteromorpha · Crossocheilus reticulatus
Harlequin Rasbora: PeacefulSilver Flying Fox: Mostly Peaceful
Harlequin Rasbora & Silver Hatchetfish
Trigonostigma heteromorpha · Gasteropelecus sternicla
Harlequin Rasbora: PeacefulSilver Hatchetfish: Peaceful
Harlequin Rasbora & Silver Prochilodus
Trigonostigma heteromorpha · Semaprochilodus taeniurus
Harlequin Rasbora: PeacefulSilver Prochilodus: Mostly Peaceful
Harlequin Rasbora & Silver Rainbowfish
Trigonostigma heteromorpha · Chilatherina crassispinosa
Harlequin Rasbora: PeacefulSilver Rainbowfish: Peaceful
Harlequin Rasbora & Silver Tiger Perch (American Tigerfish)
Trigonostigma heteromorpha · Datnioides polota
Harlequin Rasbora: PeacefulSilver Tiger Perch (American Tigerfish): Aggressive
Harlequin Rasbora & Silvertip Tetra
Trigonostigma heteromorpha · Hasemania nana
Harlequin Rasbora: PeacefulSilvertip Tetra: Mostly Peaceful
Harlequin Rasbora & Sixbar Distichodus
Trigonostigma heteromorpha · Distichodus sexfasciatus
Harlequin Rasbora: PeacefulSixbar Distichodus: Aggressive
Harlequin Rasbora & Skunk Botia
Trigonostigma heteromorpha · Yasuhikotakia morleti
Harlequin Rasbora: PeacefulSkunk Botia: Aggressive
Harlequin Rasbora & Skunk Cory
Trigonostigma heteromorpha · Corydoras arcuatus
Harlequin Rasbora: PeacefulSkunk Cory: Peaceful
Harlequin Rasbora & Slender Rainbowfish
Trigonostigma heteromorpha · Melanotaenia gracilis
Harlequin Rasbora: PeacefulSlender Rainbowfish: Peaceful
Harlequin Rasbora & Smallmouth Bass
Trigonostigma heteromorpha · Micropterus dolomieu
Harlequin Rasbora: PeacefulSmallmouth Bass: Aggressive