627278 external_news 1570477322 1570477322 In a study published on Wednesday, researchers found that fish seem to be the key ingredient to maintaining healthy, unbleached coral....Previous research has shown that the activity of the corals’ microbiome is a major factor that helps protect it against diseases, writes the team, led by senior author Mark Hay, Ph.D., professor of marine ecology at Georgia Tech....Now the team shows that pathogen-protective chemicals are likely responsible for warding off the bleaching bacteria — and that healthy communities of fish help the corals keep producing such chemicals.

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