Deep Coral Reefs of the Grammanik Bank, St. Thomas, US Virgin Islands (image) University of Miami Rosenstiel School of Marine & Atmospheric Science Share Print E-Mail Caption Diverse and vibrant deep coral reefs of the Grammanik Bank, St. Thomas, US Virgin Islands are shown. The dominant corals are boulder star corals (Orbicella franksi). The two groupers are yellowfin groupers (Mycteroperca venenosa). Credit Credit: Tyler B Smith - April 22, 2012 Usage Restrictions None Share Print E-Mail 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.