Seasonal and high-frequency measurements of pH indicate open ocean influence in fringing coral reefs.

Orion Norzagaray, Universidad Autonoma de Baja California UABC, Instituto de Investigaciones Oceanológicas, Ensenada, Mexico, Jose Martin Martin Hernandez-Ayon, Autonomous University of Baja California, Instituto de Investigaciones Oceanologicas, Ensenada, Mexico, Luis Eduardo Calderon Aguilera, CICESE, Mexico, Hector Reyes-Bonilla, Universidad Autónoma de Baja California Sur, Mexico, Cecilia Chapa Balcorta, UMAR, Mexico, Ruben Castro, UABC-Fac. de Ciencias Marinas, Ensenada, Mexico and Linda Barranco-Servin, UABC, Ensenada, Mexico