Strawberry Nudibranch – Gymnodoris aurita

, Strawberry Nudibranch - Gymnodoris aurita, Gymnodoris aurita

The Strawberry Nudibranch – Gymnodoris aurita is a striking and captivating species of sea slug, distinguished by its vibrant reddish-orange coloration and delicate, almost translucent body. This captivating creature belongs to the family Polyceridae, a group of nudibranchs known for their diverse appearances and fascinating behaviors.

Description & Characteristics

The Gymnodoris aurita is a relatively small nudibranch, reaching a maximum size of around 3 cm in length. Its body is elongated and somewhat flattened, with a distinctive rounded head and a pair of prominent rhinophores, sensory organs that help it detect its surroundings. The body is adorned with numerous small, white spots, giving it a distinctive speckled appearance. The most striking feature of the Gymnodoris aurita is its vibrant reddish-orange color, which can vary in intensity depending on the individual and its diet. This coloration serves as a warning to potential predators, signaling that the nudibranch is toxic or unpalatable.

Habitat and Occurrence

The Strawberry Nudibranch – Gymnodoris aurita is typically found in shallow, coastal waters, primarily in the Indo-Pacific region. Its distribution extends from the Red Sea and the Gulf of Aden to the western Pacific Ocean, including areas like Indonesia and the Philippines. This nudibranch thrives in a variety of habitats, including coral reefs, rocky shores, and seagrass beds. Its preferred depth range is generally between 5 and 20 meters, although it has been observed in deeper waters on occasion.

Taxonomy

The species Gymnodoris aurita belongs to the Class: Gastropoda, Order: Nudibranchia, and Family: Polyceridae. This classification places it within a diverse group of marine gastropods, characterized by their lack of a shell and their adaptation to a predatory lifestyle.

Feeding

The Strawberry Nudibranch – Gymnodoris aurita is a specialist feeder, relying primarily on coral polyps for sustenance. Its diet consists of a variety of coral species, making it a corallivorous predator. The Gymnodoris aurita is highly adept at locating and consuming coral polyps, using its sensitive rhinophores to detect the presence of its preferred prey.

Associated Species

Image References

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