The Colne Estuary (IMAGE) Microbiology Society Caption The Colne Estuary in Essex is where the first coastal marine isoprene degraders were found. Credit Terry McGenity Usage Restrictions None 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.