Tidal Habitats of Bahia San Quintin (IMAGE) University of California - Santa Barbara Caption Tidal habitats of San Quintin (Baja California, Mexico), one of the three estuaries where researchers quantified parasitic and free-living biomass, finding that parasites have far more biomass than is typically thought. Credit Kevin Lafferty 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.