Harlequin Shark Care Guide
Labeo cyclorhynchus
Stocking Calculator
Bioload Score
6000
AggressiveAdvancedFreshwater
- Max Size
- 15.0 cm / 5.9"
- Temperature
- 22–26°C (72–79°F)
- pH Range
- 6.5 – 7.5
- Min Tank Size
- 150L (40 gal)
- Min Group Size
- Can be kept alone
- Tank Level
- Bottom
- Origin
- Africa
- Temperament
- Aggressive
- Difficulty
- Advanced
- Breeding Difficulty
- Difficult
Diet
Omnivorous; diet should include algae, vegetables, and occasional meaty foods.
Community Compatibility
Best kept in a species-specific tank or with large, non-aggressive fish due to its territorial nature.
Good to Know
Harlequin Sharks are known for their unique appearance and preference for heavily planted tanks with hiding spots.
Gender Differences
Sexual dimorphism is minimal.
Stock Harlequin Shark in Your Tank
Use our free stocking calculator to see if Harlequin Shark fits your aquarium