Ocellaris Clownfish

Physical Characteristics

The Ocellaris Clownfish is characterized by its bright orange body with three distinct white bands edged in black. The first band is located behind the eye, the second in the middle of the body, and the third at the base of the caudal (tail) fin. Its fins are typically orange with black tips or edging. They have a flattened, oval body shape with rounded fins. They possess a prominent dorsal fin divided into two sections, with the anterior part being spiny.

Habitat & Distribution

The Ocellaris Clownfish is native to the Indo-Pacific region, inhabiting coral reefs and shallow lagoons. They are typically found in warm, tropical waters at depths ranging from 1 to 15 meters (3 to 49 feet). This species is specifically associated with sea anemones such as _Heteractis magnifica_, _Stichodactyla gigantea_, and _Stichodactyla mertensii_, relying on them for shelter and protection.

Size & Weight

Ocellaris Clownfish typically reach a maximum length of about 11 cm (4.3 inches). They are relatively light, with weight being negligible for such a small fish, usually just a few grams.

Similar Looking Species

The Ocellaris Clownfish is often confused with the Percula Clownfish (_Amphiprion percula_). The primary distinguishing features are that Ocellaris Clownfish tend to have thinner black outlines around their white bands and typically have 10-11 dorsal spines (compared to 9-10 in Percula Clownfish). The orange coloration of _A. ocellaris_ is generally less vibrant than that of _A. percula_.

Ecological Role

The Ocellaris Clownfish forms a symbiotic relationship with certain species of sea anemones. It lives among the stinging tentacles of the anemone, which provides protection from predators. In return, the clownfish may clean the anemone of parasites, provide nutrients through its waste, and generally improve water circulation around the anemone. They are omnivores, feeding on small invertebrates, algae, and zooplankton found within their anemone host or in close proximity. As a prey species, they contribute to the food web for larger predatory fish. Its conservation status is 'Least Concern' according to the IUCN Red List.

Identified on: 7/24/2025

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