The Small Okenia, scientifically known as Naisdoris liklik, is a captivating marine creature belonging to the diverse world of nudibranchs. These colorful and often vibrantly patterned gastropods are renowned for their beauty and intriguing adaptations.
Description & Characteristics
The Small Okenia, Naisdoris liklik, is a relatively small nudibranch, reaching a maximum size of approximately 30 mm. Its body is typically elongated and somewhat flattened, adorned with various shades of brown, white, and orange, often displaying intricate patterns and markings. This striking coloration serves as camouflage, allowing it to blend seamlessly into its surroundings. The Small Okenia also possesses characteristic cerata – finger-like projections along its back – which house its digestive glands and contribute to its overall body shape.
Habitat and Occurrence
The Small Okenia, Naisdoris liklik, is a marine species that inhabits the subtidal zone, specifically the sublittoral and infralittoral zones, which extend from the lower limit of the intertidal zone down to the shelf edge at approximately 200 meters depth. This depth range encompasses a significant portion of the neritic zone, a marine ecosystem characterized by its proximity to the coastline and relatively shallow waters.
Taxonomy
The Small Okenia, Naisdoris liklik, is classified within the phylum Mollusca, belonging to the Class Gastropoda, Order Nudibranchia, and Family Goniodorididae. This classification reflects its close relationships with other sea slugs and its unique adaptations as a nudibranch.
Feeding
The Small Okenia, Naisdoris liklik, is a specialist feeder, exclusively consuming bryozoans, commonly known as sea mats. These colonial animals provide the primary food source for the Small Okenia, and its dietary habits play a crucial role in its ecological interactions.
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