Collecting weed: Seaweed on an inshore reef of the Great Barrier Reef

Weed and diver inshore Great Barrier Reef: Herbivorous fish avoid large stands of seaweed (Sargassum) such as this on an inshore reef in the Turtle Group in the northern Great Barrier Reef

Weed and diver inshore Great Barrier Reef: Herbivorous fish avoid large stands of seaweed (Sargassum) such as this on an inshore reef in the Turtle Group in the northern Great Barrier Reef

Algae and Porites: Seaweed overgrowing a massive coral on an inshore reef of the Great Barrier Reef

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