Species
Mesocentrotus franciscanus (Red sea urchin)
Mesocentrotus franciscanus. Photo: (c) Joe Tyburczy, some rights reserved (CC BY-NC-SA)
The red sea urchin (Mesocentrotus franciscanus) is a sea urchin found in the northeastern Pacific Ocean from Alaska to Baja California. It lives in shallow waters from the low-tide line to greater than 100 m (330 ft) deep, and is typically found on rocky shores sheltered from extreme wave action.
- Humboldt Life
- Kingdom: Animalia (Animals)
- Phylum: Echinodermata (Echinoderms)
- Subphylum: Echinozoa (Sea urchins and sea cucumbers)
- Class: Echinoidea (Sea urchins, sand dollars, and heart urchins)
- Subclass: Euechinoidea (Sea urchins)
- Infraclass: Carinacea
- Subterclass: Echinacea
- Order: Camarodonta
- Infraorder: Echinidea
- Superfamily: Odontophora
- Family: Strongylocentrotidae
- Genus: Mesocentrotus
- Species: Mesocentrotus franciscanus (Red sea urchin)
- Genus: Mesocentrotus
- Family: Strongylocentrotidae
- Superfamily: Odontophora
- Infraorder: Echinidea
- Order: Camarodonta
- Subterclass: Echinacea
- Infraclass: Carinacea
- Subclass: Euechinoidea (Sea urchins)
- Class: Echinoidea (Sea urchins, sand dollars, and heart urchins)
- Subphylum: Echinozoa (Sea urchins and sea cucumbers)
- Phylum: Echinodermata (Echinoderms)
- Kingdom: Animalia (Animals)
Sightings
