C
Common Goldfish
Carassius auratus
VS
L
Lawnmower Blenny
Salarias fasciatus
Choosing between Common Goldfish 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.
Common Goldfish
Carassius auratusVS
Lawnmower Blenny
Salarias fasciatusCommon Name
Common Goldfish
Lawnmower Blenny
Scientific Name
Carassius auratus
Salarias fasciatus
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
30 gallons
30 gallons
Recommended Tank
55 gallons
55 gallons
Temperature
65°F - 75°F
75°F - 82°F
pH Range
7 - 8.4
8.1 - 8.4
Max Size
14 inches
6 inches
Lifespan
10-20 years
2-6 years
Diet
Goldfish pellets, Vegetables, Flakes, Frozen foods, Live foods
Marine algae, Hair algae, Diatoms, Nori, Spirulina, Marine pellets
Common Goldfish
✓ Good For
- Community tanks
- Beginners
Lawnmower Blenny
✓ Good For
- Community tanks
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