Andy Chang, Smithsonian (IMAGE) Smithsonian Caption Marine ecologist Andy Chang tracks invasive species in California, and is discovering ways climate change and extreme weather can alter the playing field. Credit Julia Blum Usage Restrictions This image is available for non-commercial, educational use as long as it is attributed to the listed source, under the Smithsonian Terms of Use: https://www.si.edu/termsofuse 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.