Cyanobacterial Growth (image) University at Buffalo Share Print E-Mail Caption Damaged gorgonian corals on a reef on St. John, US Virgin Islands. The wispy, white strands clinging to the edges of the coral are harmful cyanobacteria, which have grown on injured areas. Credit Credit: Howard Lasker Usage Restrictions This image may only be used with news stories reporting on the research in the associated press release. 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.