Amphiuridae

Amphiuridae is a family of sea cucumbers, a class of marine invertebrates within the phylum Echinodermata. They are characterized by their elongated, cylindrical bodies and the presence of tube feet, which are used for locomotion and feeding. Amphiuridae are found in various marine environments, including coral reefs, rocky shores, and deep-sea habitats. They typically have a leathery or slimy texture and can range in color from brown to green or even translucent.

The family Amphiuridae includes over 150 species, which are distributed worldwide in both tropical and temperate waters. These sea cucumbers are known for their ability to regenerate lost body parts, a process facilitated by their unique cellular structure. They feed on detritus, algae, and other organic material, playing a role in nutrient cycling in marine ecosystems.

Amphiuridae are of interest to marine biologists due to their ecological significance and their potential use in biomedical research. Some species are also cultivated for their economic value, particularly in aquaculture, where they are used as a source of gelatin and other valuable compounds. Despite their ecological importance, many species within the family are threatened by habitat destruction and overfishing, highlighting the need for conservation efforts.