The red sea urchin (Mesocentrotus franciscanus) is a sea urchin found in the
Pacific Ocean from Alaska to Baja California. It lives in shallow waters from the ...
The red sea urchin's body is domed above and flat below. Its external skeleton,
called a test, is made up of 10 fused, chalky plates covered with spines.
Nov 4, 2003 ... CORVALLIS, Ore. - A new study has concluded that the red sea urchin, a small
spiny invertebrate that lives in shallow coastal waters, is among ...
www.ask.com/youtube?q=Red Sea Urchins&v=u77vR7NdaJQ
Jun 30, 2014 ... The fishing vessel Skipjack unloads its catch of red sea urchins in Ketchikan,
Alaska. Divers commercially harvest the urchins for their roe, ...
There are more than 700 different species of sea urchins. ... Some of the most
frequently seen colours are black, red, brown, purple and light pink. On the
Here, red sea urchins carpet a kelp forest off British Columbia. The marine
invertebrates are important links in the marine food chain. Fish pick at the urchins
Red sea urchins are predominantly found along the Pacific coast of North
American, from Isla Cedros, Baja California, to the Gulf of Alaska. This species is
There are around 200 species of sea urchins that can be found in oceans
throughout the ... Majority of species are black, brown, purple, red or green in
TAXONOMY. Phylum: Echinodermata Class: Echinoidea Order: Echinoida Family
: Strongylocentrotidae. ECOLOGICAL DATA. Distribution: rocky areas ...