Nitrogen Fixing Microbial Consortium (IMAGE) California Institute of Technology Caption This is a fluorescence in situ hybridization micrograph of a symbiotic consortium of methane-oxidizing archaea (in red) and sulfate-reducing bacteria (in green) recovered from deep-sea methane seep sediments in the Eel River Basin. Credit Credit: Victoria Orphan/Caltech 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.