"By eating both herbivorous and smaller predatory fish, they help to keep coral from being overgrazed or overgrown by algae.

A “glowing” algae bloom has appeared along the Tasmanian coastline and dazzled with a natural light show for New Year’s Eve – but a lead researcher has revealed the dark truth behind this phenomenon.

Even small no-fishing zones in reef areas could provide valuable feeding sites for sharks, maintaining a delicate ecosystem balance ensuring that algae-eating species could thrive. A major AIMS ...