Growth Increments (image) Hokkaido University Share Print E-Mail Caption Enlarged image of the shell edge showing a stripe pattern of growth increments. Geochemical analysis of increments reveals the clam's paleoenvironment. Credit Komagoe T. et al., Journal of Geophysical Research: Biogeosciences, April 19, 2018 Usage Restrictions This image is copyrighted and can be used for reporting this press release if properly credited. Share Print E-Mail 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.