Lytechinus Williamsi – Lytechinus williamsi

, Lytechinus Williamsi, Lytechinus williamsi
Water Type: Marine
Toxicity: Toxic hazard unknown
Temperature: 71.6 °F - 82.4 °F (22°C - 28°C)

Lytechinus williamsi is a species of sea urchin belonging to the family Toxopneustidae. Found in a variety of marine environments, this species is a common sight in many coastal regions.

Description & Characteristics

Lytechinus williamsi is a relatively small sea urchin, with an average diameter of around 2-3 centimeters. Its test, or shell, is typically covered in short, dense spines that are often a dark brown or black color. The spines help to protect the urchin from predators and provide some mobility. Like other sea urchins, Lytechinus williamsi possesses a complex system of tube feet that assist in locomotion and feeding.

Habitat and Occurrence

Lytechinus williamsi is a species that prefers to inhabit shallow, rocky reefs and tide pools. This makes them common in the intertidal zone, where they can be found clinging to rocks or buried in the sediment. Their distribution is widespread, found in both the eastern Pacific Ocean and the western Atlantic Ocean. They are particularly prevalent in the subtidal zone, where they live in a variety of marine environments, including kelp forests, coral reefs, and seagrass beds.

Taxonomy

Lytechinus williamsi belongs to the Class: Echinoidea, Order: Camarodonta, and Family: Toxopneustidae. This family includes other well-known sea urchins, including the pencil urchin (Eucidaris tribuloides) and the purple sea urchin (Strongylocentrotus purpuratus).

Feeding

Lytechinus williamsi are herbivores and their diet primarily consists of algae. They use their sharp teeth to scrape algae off of rocks and other surfaces. This feeding behavior helps to regulate the growth of algae in their habitats and contributes to the health of the ecosystem.

Associated Species

Image References

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