Live Cables (IMAGE) Aarhus University Caption A small cavity in the seabed reveals a number of cable bacteria that conducts electric currents between the red surface and the deep, black, anaerobic sediment layers of the seabed. Credit Credit: Nils Risgaard-Petersen 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.