H

Harlequin Rasbora

Trigonostigma heteromorpha

VS
R

Red Rainbowfish

Glossolepis incisus

Choosing between Harlequin Rasbora and Red Rainbowfish? 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.

Harlequin Rasbora

Trigonostigma heteromorpha
VS

Red Rainbowfish

Glossolepis incisus
These fish can typically coexist peacefully
Common Name
Harlequin Rasbora
Red Rainbowfish
Scientific Name
Trigonostigma heteromorpha
Glossolepis incisus
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
10 gallons
40 gallons
Recommended Tank
20 gallons
55 gallons
Temperature
72°F - 81°F
75°F - 82°F
pH Range
6 - 7.5
7 - 8
Max Size
2 inches
6 inches
Lifespan
5-8 years
5-8 years
Diet
High-quality flake food, Micro pellets, Frozen daphnia, Bloodworms, Brine shrimp
High-quality flake food, Pellets, Frozen foods, Vegetable matter

Harlequin Rasbora

✓ Good For

  • Community tanks
  • Beginners
  • Small tanks
  • Schooling displays

Red Rainbowfish

✓ Good For

  • Community tanks
  • Schooling displays
Explore More

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