Mussel collection (IMAGE) University of California - San Diego Caption UC San Diego Biological Sciences graduate students Elizabeth Bullard and Alex Neu traveled the Pacific Coast from La Jolla to Washington state collecting mussels that would form a comparison to mussels collected in the 1950s. Credit Roy Lab, UC San Diego Usage Restrictions Must be used in conjunction with PNAS paper on impacts of ocean acidification on California mussels. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.