FishBeginner care20g minimum
Ocellaris clownfish reef compatibility check
Amphiprion ocellaris
Hardy first fish with strong personality and excellent reef compatibility.
Minimum tank
20 gallons
Care level
Beginner
Reef safety
Safe
Bioload score
1.4
Stocking stage
Early
Flow need
Varied
Light need
None
Compatibility warnings
- Best planned as a single fish or bonded pair.
- Works well in peaceful beginner reefs when the tank is at least 20 gallons.
- Hosting an anemone is optional; the anemone is the harder animal, not the clownfish.
- Add assertive tankmates carefully once the pair claims a corner.
Tank fit and maturity gate
Tank minimum
20 gallons
ReefCrafter uses 20 gallons as the planning floor for adult size, swimming room, nutrient load, and aggression margin.
Maturity gate
No special delay
This species can be planned early when the tank is cycled and the rest of the stocking list is compatible.
Care notes
- Temperament
- Territorial
- Reef safety
- Safe
- Adult size
- 3.5 in
- Placement
- water column
- Diet
- Prepared frozen, pellet, and meaty foods.
- Flow
- Varied
- Light
- None
- Bioload
- 1.4