H
Harlequin Rasbora
Trigonostigma heteromorpha
VS
L
Lawnmower Blenny
Salarias fasciatus
Choosing between Harlequin Rasbora and Lawnmower Blenny? 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 heteromorphaVS
Lawnmower Blenny
Salarias fasciatusCommon Name
Harlequin Rasbora
Lawnmower Blenny
Scientific Name
Trigonostigma heteromorpha
Salarias fasciatus
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
10 gallons
30 gallons
Recommended Tank
20 gallons
55 gallons
Temperature
72°F - 81°F
75°F - 82°F
pH Range
6 - 7.5
8.1 - 8.4
Max Size
2 inches
6 inches
Lifespan
5-8 years
2-6 years
Diet
High-quality flake food, Micro pellets, Frozen daphnia, Bloodworms, Brine shrimp
Marine algae, Hair algae, Diatoms, Nori, Spirulina, Marine pellets
Harlequin Rasbora
✓ Good For
- Community tanks
- Beginners
- Small tanks
- Schooling displays
Lawnmower Blenny
✓ Good For
- Community tanks
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