Methane-oxidation (image) Max-Planck-Gesellschaft Caption The enrichment of the microorganisms responsible for marine AOM, archaea in red and bacteria in green from the Isis Mud Volcano in the Mediterranean Sea has taken eight years of continuous incubation. Without these cultures it would not have been possible to trace down the complex sulfur cycling involved in AOM. Credit Jana Milucka, MPI f. Marine Microbiology Usage Restrictions None 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.