Deep Freeze DNA (IMAGE) NOAA Fisheries West Coast Region Caption The SWFSC Marine Mammal and Turtle Molecular Research Sample Collection houses over 70,000 DNA samples. The samples are stored in several freezers held at a constant temperature of minus 80 degrees Celsius. Credit Paula Olson/NOAA Fisheries Usage Restrictions CREDIT: Paula Olson/NOAA Fisheries 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.