The Caribbean Diadema antillarum (a long-spined sea urchin) population has seen multiple mass mortality events since the early 80s, with no known cause until now. In the most recent mass mortality event, it has been determined that a scuticociliate is associated with this population decline.
Click the link below to read the Aquatic Animal Health Program’s very own Dr. Ruth Francis-Floyd and co-authors publication, “A scuticociliate causes mass mortality of Diadema antillarum in the Caribbean Sea”.