Coral-eating fish poo may act as ‘probiotics’ for reefs
Frontiers
APRIL 12, 2023
by Angharad Brewer Gillham, Frontiers science writer Image/Shutterstock.com Coral-eating fish are thought to weaken coral reefs because they consume coral tissue, whereas grazer fish are assumed to have positive effects because they eat algae that compete with corals. However, a new study shows that feces from coral-eating fish contain bacteria that can be beneficial to corals.
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