In 1998, a dozen of the world's top experts on diseases of marine animals warned that sea creatures seemed to be getting sick more often, with more diseases.
New viruses had appeared in whales and seals, while corals were dying of fungal and algal infections. Pilchards succumbed to viruses and an aggressive parasite expanded its range to attack commercial oysters, scallops and clams. In the Caribbean, some unknown bacteria wiped out what had been the dominant sea urchin.
Hey! That headline is unnecessarily glum! It could read: "World's marine disease and parasite organisms thriving."