Collecting Carcasses (IMAGE) NOAA Fisheries West Coast Region Caption Biologists from the California Department of Fish and Wildlife collect salmon carcasses on the Stanislaus River so scientists can retrieve their ear bones for study. Credit Anna Sturrock, University of California Davis Usage Restrictions CREDIT: Anna Sturrock, University of California Davis 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.