Species Type:
Invertebrates
Common Name(s):
White sea urchin
Size:
This urchin's test, or protective covering, can grow to 1.6 inches (40 millimeters) in diameter.
Diet:
These urchins graze on algae such as kelp.
Range & Habitat:
These urchins have been found on sandy bottoms, often in large herds, and on bay-dwelling seagrasses. They can also be found near kelp beds. They have been seen as far north as Monterey Bay, California.
Details:
These urchins can be grayish or pale tan, sometimes with pinkish tinge. The spines tend to be short.