Sampling in Del Mar (IMAGE) Stanford University Caption Jane Willenbring sampling shore platform bedrock in Del Mar with a hammer and chisel. (Image credit: Travis Clow) Credit Credit: Travis Clow Usage Restrictions Credit: Travis Clow License Original 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.