Medium
Photo © Don Loarie, some rights reserved
McKerricher State Park, CA (Google, OSM) Details Hide details
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477 thumb

another good resource:
http://seanet.stanford.edu/

Posted by loarie over 4 years ago (Flag)
505 thumb
Posted by th0th over 4 years ago (Flag)
1 thumb

I believe young S. purpuratus also have green spines like this

Posted by kueda over 4 years ago (Flag)
2692 thumb

I would guess a juvenile S. purpuratus... I'm not sure there are records of S. droebachiensis in CA.

Posted by kestrel over 4 years ago (Flag)
933 thumb
Purple Sea Urchin - Photo (c) Sarka Martinez, some rights reserved (CC BY-NC-SA)
invertboy's ID: Purple Sea Urchin (Strongylocentrotus purpuratus)

Yup, juveniles are green.

Posted by invertboy over 4 years ago (Flag)
477 thumb
Purple Sea Urchin - Photo (c) Sarka Martinez, some rights reserved (CC BY-NC-SA)
loarie's ID: Purple Sea Urchin (Strongylocentrotus purpuratus)
Posted by loarie over 4 years ago (Flag)
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Purple Sea Urchin - Photo (c) Sarka Martinez, some rights reserved (CC BY-NC-SA)
Community ID: Purple Sea Urchin (Strongylocentrotus purpuratus)
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invertboy loarie 2 people agree
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