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Clark's Clownfish (Amphiprion clarkii) Care Guide

The hardiest and most versatile of all clownfish species, found across the widest geographical range. Displays highly variable coloration from dark brown to bright yellow-orange with two or three whit…

Overview

Amphiprion clarkii is a species in the family Pomacentridae. The hardiest and most versatile of all clownfish species, found across the widest geographical range. Displays highly variable coloration from dark brown to bright yellow-orange with two or three white bands. Unique among clownfish for associating with all ten known host anemone species. Larger and more assertive than other clowns.

Taxonomy

  • Family: Pomacentridae
  • Genus: Amphiprion
  • Scientific name: Amphiprion clarkii
  • Other names: Yellowtail Clownfish, Clark's Anemonefish
  • Origin: Indo-Pacific, Indian Ocean, Western Pacific

Habitat

The most widely distributed anemonefish, found from the Persian Gulf throughout the Indo-Pacific east to Micronesia and Melanesia. Uniquely uses all ten known host anemone species. Shows extreme regional colour variation between yellow, orange and dark forms.

Tank requirements

  • Minimum tank volume: 120 L
  • Temperature: 23-28 °C
  • pH: 8-8.4
  • GH: 8-12 °dGH
  • Water flow: moderate
  • Adult size: 10-15 cm
  • Lifespan: 10-20 years
  • Difficulty: beginner

Diet

Classified as omnivore. Recommended feeding frequency: 2x daily. In captivity, offer a varied diet appropriate to the species — quality prepared foods supplemented with frozen or live items of suitable size.

Compatibility

  • Temperament: semi-aggressive
  • Swimming level: middle
  • Compatible tank mates: Tangs, Wrasses, Angelfish, All Anemone Species
  • Avoid with: Other Clownfish Species, Aggressive Damsels

Reef compatibility

Generally classified as reef-safe: does not feed on stony or soft corals, tridacnid clams or ornamental shrimps under normal conditions.

Breeding

  • Breeding strategy: substrate-spawner
  • Breeding difficulty: intermediate

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