Longfin Domino Clownfish - Amphiprion Ocellaris
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The Longfin Domino Clownfish (Amphiprion Ocellaris) is a visually striking saltwater fish featuring fully black adults with long fins, a thin white rim on the fins, a single white spot behind the eyes, and a bright orange face. This semi-aggressive clownfish adds bold contrast and character to reef aquariums.
Common Name: Longfin Domino Clownfish
Scientific Name: Amphiprion Ocellaris
Family: Pomacentridae
Size: Up to 4 inches (10 cm)
Temperament: Semi-aggressive
Difficulty: Easy
Reef Safe: With caution
Native Region: Found throughout the Indo-Pacific, including Indonesia and the Philippines, typically inhabiting lagoons and protected reef areas associated with sea anemones.
Tank Size: Minimum of 20 gallons
Temperature: 74–80°F (23–27°C)
pH: 8.0–8.4
Salinity: 1.023–1.025
Substrate/Decor: Provide live rock and a suitable host anemone if desired; include plenty of hiding spaces and stable water conditions.
• Behavior: Semi-aggressive; may defend territory, especially around anemones.
• Diet: Omnivorous—feeds on flakes, pellets, frozen foods, and small meaty items.
• Tankmates: Compatible with other semi-aggressive fish; avoid very small or timid species.
• Reef Notes: Reef safe with caution; monitor for territorial behavior around anemones and corals.