Flood water will have devastating affect on corals and sea grass in parts of Great Barrier Reef . Flood water is full of sediment , pesticides and nutrients that kill corals . Comment: Coral reefs can take over a decade to recover from 'bleaching '
Flood water will have devastating affect on corals and sea grass in parts of Great Barrier Reef . Flood water is full of sediment , pesticides and nutrients that kill corals . Inshore coral reef lagoon region likely to be full of fresh water for weeks . Coral reefs can take over a decade to recover from 'bleaching '