Ozfish drop more than 3,000 man-made oyster reefs at Port of Brisbane in bid to restore shellfish population

More than 3,000 man-made oyster reefs have been dropped in Moreton Bay as part of an effort to bring shellfish back into the ecosystem.

Marine scientist Marina Richardson from Griffith University said oysters are the “kidneys of the sea”, filtering excess nutrients and pollutants from the water…