B
Blackline Rasbora
Rasbora borapetensis
VS
H
Harlequin Rasbora
Trigonostigma heteromorpha
Choosing between Blackline Rasbora and Harlequin Rasbora? Both are excellent choices, but they have different care requirements and temperaments. Use the detailed comparison below to make an informed decision based on your experience level, tank size, and community goals.
Blackline Rasbora
Rasbora borapetensisVS
Harlequin Rasbora
Trigonostigma heteromorphaCommon Name
Blackline Rasbora
Harlequin Rasbora
Scientific Name
Rasbora borapetensis
Trigonostigma heteromorpha
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Beginner Friendly
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
10 gallons
Recommended Tank
30 gallons
20 gallons
Temperature
72°F - 79°F
72°F - 81°F
pH Range
6 - 7.5
6 - 7.5
Max Size
2.5 inches
2 inches
Lifespan
4-6 years
5-8 years
Diet
High-quality flake food, Small pellets, Frozen bloodworms, Brine shrimp
High-quality flake food, Micro pellets, Frozen daphnia, Bloodworms, Brine shrimp
Blackline Rasbora
✓ Good For
- Community tanks
- Beginners
- Schooling displays
Harlequin Rasbora
✓ Good For
- Community tanks
- Beginners
- Small tanks
- Schooling displays
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