Goniasteridae

The Goniasteridae are a family of starfish, containing over 200 species found in all oceans, particularly in shallow water environments.

Common Names

Goniasteridae are commonly known as "starfish", "sea stars", or "goniastrids".

Characteristics

Goniasteridae are characterized by:

  • Five or more arms (rays) that are often short and thick
  • A central disk that is relatively large
  • A smooth or granular surface with small, scattered spines
  • A variety of colors, including red, orange, brown, and gray
  • A variety of sizes, from a few centimeters to over 20 centimeters in diameter

Environments

Goniasteridae are found in a variety of marine habitats, including:

  • Rocky shores
  • Coral reefs
  • Sandy bottoms
  • Deep-sea environments

They play an important role in marine ecosystems as predators, scavengers, and detritivores.

References