CalCOFI Sampling Map (IMAGE) University of Washington Caption The 75-station pattern is typical for summer and fall cruises by CalCOFI, which has collected data on marine life and ocean conditions off the California coast. The original 1950s sampling plan was similar but covered a larger area, from the northern tip of California to the southern tip of the Baja peninsula. Credit CalCOFI Usage Restrictions With credit. 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.