Saltwater Fish
Amphiprion clarkii
Amphiprion clarkii - Clarkii Clownfish

Amphiprion clarkii (Clarkii Clownfish)

Species Description…

Scientific Name: Amphiprion clarkii
Common Name: Clarkii Clownfish
Species Group: Anemonefish
Habitat: Reef Safe
Care Level: Beginner
Temperament: Semi-aggressive
Diet Type: Omnivore
Role in Aquarium: Host to Anemones
Max Fish Length: 6 (inches)
Min Aquarium Size: 30 (gallons)
Native Range: Indo-Pacific, from the Persian Gulf to Australia and Japan

Overview

  • Native to the Indo-Pacific region, commonly found in coral reefs and lagoons.
  • Recognized for its bright orange to brownish body with white vertical bands and a black outline.
  • A hardy and adaptable species known for its symbiotic relationship with sea anemones.
  • Popular among marine aquarists due to its vibrant coloration and engaging personality.

Feeding

  • Omnivorous diet, consuming plankton, algae, and small invertebrates.
  • Readily accepts high-quality marine pellets, flakes, and frozen foods such as mysis shrimp and brine shrimp.
  • Supplementing with enriched foods enhances coloration and overall health.
  • Multiple small feedings per day ensure proper nutrition and energy levels.

Habitat

  • Commonly found in warm, shallow reef environments with plenty of coral cover.
  • Prefers stable water conditions with moderate water movement.
  • Thrives in aquariums with live rock formations and anemones, though anemones are not required.
  • Well-suited for community reef tanks and can adapt to various tank setups.

Fish Care

  • Optimal water temperature: 74-82°F (23-28°C).
  • Ideal pH level: 8.1-8.4, with a specific gravity of 1.020-1.025.
  • Hardy and disease-resistant, making it suitable for beginner aquarists.
  • Regular water changes and proper filtration help maintain long-term health.
  • Providing hiding spots and an anemone (if desired) ensures a stress-free environment.

Compatibility

  • Generally peaceful but may become territorial, especially when paired with an anemone.
  • Compatible with a wide range of tank mates, including tangs, wrasses, and gobies.
  • Should not be housed with highly aggressive species or larger predatory fish.
  • Can be kept singly, in pairs, or in small groups if introduced together.

Aquarium Behavior

  • Active swimmer, often seen exploring its environment or hosting an anemone.
  • Can display defensive behavior when protecting its territory.
  • Forms strong pair bonds and exhibits fascinating social behaviors.
  • Providing an environment with hiding spots and open swimming areas supports natural behaviors.