L
Lawnmower Blenny
Salarias fasciatus
VS
O
Oscar
Astronotus ocellatus
Choosing between Lawnmower Blenny and Oscar? 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.
Lawnmower Blenny
Salarias fasciatusVS
Oscar
Astronotus ocellatusCommon Name
Lawnmower Blenny
Oscar
Scientific Name
Salarias fasciatus
Astronotus ocellatus
Type
Saltwater / Marine
Freshwater
Difficulty
Intermediate
Intermediate
Temperament
Peaceful
Aggressive
Minimum Tank
30 gallons
75 gallons
Recommended Tank
55 gallons
125 gallons
Temperature
75°F - 82°F
74°F - 81°F
pH Range
8.1 - 8.4
6.5 - 7.5
Max Size
6 inches
14 inches
Lifespan
2-6 years
10-20 years
Diet
Marine algae, Hair algae, Diatoms, Nori, Spirulina, Marine pellets
Cichlid pellets, Live foods, Frozen foods, Vegetables, Shrimp
Lawnmower Blenny
✓ Good For
- Community tanks
Oscar
✓ Good For
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