Photo 3 (IMAGE) Florida Museum of Natural History Caption An analysis of more than 60,000 specimens indicates marine fossils are preserved in the fossil record in proportion to their diversity, enabling their use as a benchmark to assess the health of modern marine ecosystems. Credit Florida Museum of Natural History Usage Restrictions Credit must be given to the creator. License CC BY 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.