How to keep it properly
Harlequins enjoy open swimming lanes framed by wood and plants. Keep current moderate and maintain low nitrate with regular water changes.
Fish profile
Harlequin Rasbora
A dependable Southeast Asian shoaler that suits planted community aquariums and mixed nano displays.
CommunitySchoolingPlantedSoutheast asia
What to feed and how to condition
Feed small floating granules, fine flake, frozen baby brine shrimp, and grindal worms.
Where it fits
Pairs well with gouramis, Corydoras, kuhli loaches, Otocinclus, and larger Neocaridina colonies.
What breeding really asks of you
Spawns under broad leaves; a dim breeding setup and very small first foods improve success.
Related species
Keep researching before you stock
CHARACIN
Neon Tetra
A classic shoaling tetra that looks best in dark, planted layouts with gentle flow and stable water.
FishBeginnerPeaceful schooling fish
- Tank
- 60 L+
- Temp
- 22-26 C
- pH
- 6.0-7.2
- School
- 10+
CHARACIN
Cardinal Tetra
A more heat-loving and demanding Amazon tetra with saturated colour and a strong preference for soft water.
FishIntermediatePeaceful schooling fish
- Tank
- 90 L+
- Temp
- 24-28 C
- pH
- 4.8-6.8
- School
- 12+
CYPRINID
Celestial Pearl Danio
A jewel-like microfish for dense aquascapes, cooler tropical setups, and calm companion species.
FishIntermediatePeaceful but shy
- Tank
- 45 L+
- Temp
- 20-25 C
- pH
- 6.5-7.5
- School
- 12+