~10mm. Low intertidal, Main Beach, Laguna Beach, Orange County, CA. 01/21/08. © Peter J. Bryant

Hopkin's Rose

Okenia rosacea

Nudibranchiata: Goniodorididae

Feeds exclusively on Rosy Bryozoan, Integripelta bilabiata

Video - right side up. Reef Point Crystal Cove State Park. 2/9/16. © Timothy Arehart

Video - upside down. Reef Point Crystal Cove State Park. 2/9/16. © Tim Arehart

A Pretty Pink Nudibranch Moves North, and It’s a ‘Canary in the Tidepool’
for Climate Change

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~10mm. Low intertidal, Main Beach, Laguna Beach, Orange County, CA. 12/22/07. © Peter J. Bryant

~5mm. Juvenile? Low intertidal, Laguna Beach, Orange County, CA. 12/22/07.
© Peter J. Bryant

~10mm. Low intertidal, Main Beach, Laguna Beach, Orange County, CA. 12/22/07. © Peter J. Bryant

Shaw's Cove, Laguna Beach, Orange County, CA. Depth 15ft. 02/06. © Alan Grant

Little Corona del Mar Beach, Newport Beach, Orange County, CA. 2/10/2021.
© James Cokas.