Depressed Spider Crab – Xenocarcinus depressus

, Depressed Spider Crab, Xenocarcinus depressus
Depth: 1 - 10 m
Water Type: Marine
Toxicity: Toxic hazard unknown
Red List Status: Not evaluated (NE)
Temperature: 75.2 °F - 78.8 °F (24°C - 26°C)

The Depressed Spider Crab, scientifically known as Xenocarcinus depressus, is a unique and intriguing crustacean found in various marine environments. This crab is characterized by its flattened carapace and long, spindly legs, giving it a distinct spider-like appearance.

Description & Characteristics

The Xenocarcinus depressus is a relatively small crab species, reaching a maximum size of approximately 5.5 cm in carapace width. Its carapace is distinctly flattened, giving it a depressed profile. The crab’s most striking feature is its long, slender legs, which are disproportionately long in comparison to its body. These legs are covered in short, bristly hairs that help the crab to grip onto surfaces and navigate its environment.

Habitat and Occurrence

The Depressed Spider Crab, Xenocarcinus depressus, is commonly found in shallow, coastal waters. Its preferred habitat includes rocky reefs, kelp forests, and sandy bottoms, making it a prevalent presence in these aquatic ecosystems. These crabs typically occur in depths ranging from the intertidal zone to approximately 20 meters. The Depressed Spider Crab’s geographic distribution is centered around the northeastern Pacific Ocean, particularly along the coast of California and Oregon.

Taxonomy

The species Xenocarcinus depressus belongs to the Class: Malacostraca, Order: Decapoda, and Family: Epialtidae. The family Epialtidae, also known as the spider crabs, encompasses a diverse group of crabs characterized by their long, spindly legs. These crabs are adapted to a variety of habitats, from shallow coastal waters to deep-sea environments.

Feeding

Food info: No reliable information available.

Associated Species

Image References

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