Female copepod (IMAGE) University of California - San Diego Caption A female Tigriopus californicus copepod with an egg sac containing 30 to 40 offspring was obtained for the new study from a population just south of San Diego's Ocean Beach. Credit Scripps Institution of Oceanography, University of California - San Diego Usage Restrictions None 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.