• Kingdom: Animalia
  • Phylum: Echinodermata
  • Subphylum: Echinozoa
  • Class: Echinoidea
  • Order: Camarodonta
  • Family: Parechinidae
  • Scientific name: Strongylocentrotus droebachiensis
  • Norwegian: drøbakkråkebolle

Characteristics:

This medium sized, regular sea urchin may reach a diameter of 8 cm. The profile is flattened. The shell and spine color is usually white, green or brown. The primary and secondary spines are of approximately the same lengths.

Habitat:

It can be found on any depth from the subtidal zone and down to 1200 meters.

Distribution:

It is widespread over virtually the entire northern hemisphere.