F

Fantail Goldfish

Carassius auratus

VS
L

Lawnmower Blenny

Salarias fasciatus

Choosing between Fantail 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.

Fantail Goldfish

Carassius auratus
VS

Lawnmower Blenny

Salarias fasciatus
These fish can typically coexist peacefully
Common Name
Fantail Goldfish
Lawnmower Blenny
Scientific Name
Carassius auratus
Salarias fasciatus
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
30 gallons
Recommended Tank
30 gallons
55 gallons
Temperature
65°F - 75°F
75°F - 82°F
pH Range
7 - 8.4
8.1 - 8.4
Max Size
8 inches
6 inches
Lifespan
10-15 years
2-6 years
Diet
Goldfish pellets, Vegetables, Flakes, Frozen foods
Marine algae, Hair algae, Diatoms, Nori, Spirulina, Marine pellets

Fantail Goldfish

✓ Good For

  • Community tanks
  • Beginners

Lawnmower Blenny

✓ Good For

  • Community tanks
Explore More

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