Clavelina obesa

Clavelina obesa is a sessile tunicate found in the tropical waters of the Western Pacific. This species typically attaches itself to various substrates in its environment, making it a common sight at dive sites. Divers may encounter it in habitats such as coral reefs and rocky reefs, where it can thrive among other marine life. Its filter-feeding behavior allows it to consume plankton and other small particles from the water, contributing to the local ecosystem's nutrient cycling. This species is hermaphroditic, meaning it possesses both male and female reproductive organs. Clavelina obesa reproduces through both cross- and self-fertilization, with eggs developing into lecithotrophic larvae before settling on the sea floor and metamorphosing into benthic adults. This life cycle is typical of members of the class Ascidiacea, to which Clavelina obesa belongs. Encountering Clavelina obesa while diving can be a unique experience, as these organisms often form colonies that can create a visually interesting underwater landscape. They are generally found at depths suitable for their growth and reproduction, although specific depth ranges for this species are not detailed in the sources. As of now, Clavelina obesa has not been evaluated for conservation status by the IUCN, indicating a lack of formal assessment regarding its population trends and threats.