Harlequin Rasbora & Jack Dempsey
Trigonostigma heteromorpha · Rocio octofasciata
Harlequin Rasbora: PeacefulJack Dempsey: 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 361 - 384 of 735 Tank Mates
Possible with Caution
Harlequin Rasbora & Jaguar Cichlid
Trigonostigma heteromorpha · Parachromis managuensis
Harlequin Rasbora: PeacefulJaguar Cichlid: Highly Aggressive
Harlequin Rasbora & Japanese Ricefish (Medaka)
Trigonostigma heteromorpha · Oryzias latipes
Harlequin Rasbora: PeacefulJapanese Ricefish (Medaka): Peaceful
Harlequin Rasbora & Japen Rainbowfish
Trigonostigma heteromorpha · Melanotaenia japenensis
Harlequin Rasbora: PeacefulJapen Rainbowfish: Peaceful
Harlequin Rasbora & Julii Corydoras (False Julii)
Trigonostigma heteromorpha · Corydoras trilineatus
Harlequin Rasbora: PeacefulJulii Corydoras (False Julii): Peaceful
Harlequin Rasbora & Jurupari Eartheater
Trigonostigma heteromorpha · Satanoperca jurupari
Harlequin Rasbora: PeacefulJurupari Eartheater: Mostly Peaceful
Harlequin Rasbora & Kamaka Rainbowfish
Trigonostigma heteromorpha · Melanotaenia kamaka
Harlequin Rasbora: PeacefulKamaka Rainbowfish: Peaceful
Harlequin Rasbora & Kenyi Cichlid
Trigonostigma heteromorpha · Maylandia lombardoi
Harlequin Rasbora: PeacefulKenyi Cichlid: Highly Aggressive
Harlequin Rasbora & Keyhole Cichlid
Trigonostigma heteromorpha · Cleithracara maronii
Harlequin Rasbora: PeacefulKeyhole Cichlid: Peaceful
Harlequin Rasbora & Kissing Gourami
Trigonostigma heteromorpha · Helostoma temminckii
Harlequin Rasbora: PeacefulKissing Gourami: Semi-Aggressive
Harlequin Rasbora & Kiunga Blue Eye
Trigonostigma heteromorpha · Kiunga ballochi
Harlequin Rasbora: PeacefulKiunga Blue Eye: Peaceful
Harlequin Rasbora & Knight Goby
Trigonostigma heteromorpha · Stigmatogobius sadanundio
Harlequin Rasbora: PeacefulKnight Goby: Semi-Aggressive
Harlequin Rasbora & Koi
Trigonostigma heteromorpha · Cyprinus rubrofuscus
Harlequin Rasbora: PeacefulKoi: Peaceful
Harlequin Rasbora & Kribensis
Trigonostigma heteromorpha · Pelvicachromis pulcher
Harlequin Rasbora: PeacefulKribensis: Semi-Aggressive
Harlequin Rasbora & Kuhli Loach
Trigonostigma heteromorpha · Pangio kuhlii
Harlequin Rasbora: PeacefulKuhli Loach: Peaceful
Harlequin Rasbora & Lacerda Cory C015
Trigonostigma heteromorpha · Scleromystax lacerdai
Harlequin Rasbora: PeacefulLacerda Cory C015: Peaceful
Harlequin Rasbora & Lake Eacham Rainbowfish
Trigonostigma heteromorpha · Melanotaenia eachamensis
Harlequin Rasbora: PeacefulLake Eacham Rainbowfish: Peaceful
Harlequin Rasbora & Lake Mbuta Rainbowfish
Trigonostigma heteromorpha · Pelangia mbutaensis
Harlequin Rasbora: PeacefulLake Mbuta Rainbowfish: Peaceful
Harlequin Rasbora & Lake Tebera Rainbowfish
Trigonostigma heteromorpha · Melanotaenia herbertaxelrodi
Harlequin Rasbora: PeacefulLake Tebera Rainbowfish: Peaceful
Harlequin Rasbora & Lake Wanam Rainbowfish
Trigonostigma heteromorpha · Glossolepis wanamensis
Harlequin Rasbora: PeacefulLake Wanam Rainbowfish: Peaceful
Harlequin Rasbora & Largemouth Bass
Trigonostigma heteromorpha · Micropterus salmoides
Harlequin Rasbora: PeacefulLargemouth Bass: Aggressive
Harlequin Rasbora & Largereye Lampeye Killifish
Trigonostigma heteromorpha · Micropanchax macrophthalmus
Harlequin Rasbora: PeacefulLargereye Lampeye Killifish: Peaceful
Harlequin Rasbora & Least Killifish (Heterandria)
Trigonostigma heteromorpha · Heterandria formosa
Harlequin Rasbora: PeacefulLeast Killifish (Heterandria): Peaceful
Harlequin Rasbora & Leggett's Rainbowfish
Trigonostigma heteromorpha · Glossolepis leggetti
Harlequin Rasbora: PeacefulLeggett's Rainbowfish: Peaceful