O
Otocinclus
Otocinclus affinis
VS
P
Pearlscale Goldfish
Carassius auratus
Choosing between Otocinclus and Pearlscale Goldfish? 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.
Otocinclus
Otocinclus affinisVS
Pearlscale Goldfish
Carassius auratusCommon Name
Otocinclus
Pearlscale Goldfish
Scientific Name
Otocinclus affinis
Carassius auratus
Type
Freshwater
Freshwater
Difficulty
Intermediate
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
10 gallons
20 gallons
Recommended Tank
20 gallons
30 gallons
Temperature
72°F - 79°F
65°F - 75°F
pH Range
6 - 7.5
7 - 8.4
Max Size
2 inches
6 inches
Lifespan
3-5 years
10-15 years
Diet
Algae and biofilm, Algae wafers, Blanched vegetables, Zucchini, Cucumber, Spinach
Goldfish pellets, Vegetables, Flakes, Frozen foods
Otocinclus
✓ Good For
- Community tanks
- Small tanks
- Schooling displays
Pearlscale Goldfish
✓ Good For
- Community tanks
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