Coral Diversity Over Depth (VIDEO) Lancaster University This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Coral species richness at different depths is unrelated to energy availability. Narrated by Dr Edward Roberts. Credit T.E. Roberts, Tethys Images Usage Restrictions Must credit T.E. Roberts, Tethys Images 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.