What causes coral in reef aquariums to die? Why are my corals dying? How can I stop my corals from dying? There are many reasons why Corals do not do well in your reef tank. Have you ever considered a Coral Pathogen? How do you know if your coral has a disease? Aquabiomics can test for that and in todays episode we take a look at my Aquabiomics test results that show signs of a common coral pathogen SCTLD. This coral pathogen of disease is infecting corals on the reefs and in your reef aquarium at home.