Oyster reefs carpeted thousands of kilometers of Australian coastline 200 years ago, but were dredged to near extinction within a century of colonial settlement. An ambitious nationwide restoration program now seeks to bring them back. In South Australia, the largest reef restoration in the Southern Hemisphere, Windara Reef, was constructed in 2017 to restore the ecosystem of the native mud oyster, Ostrea angasi, off the Yorke Peninsula.
There’s a little gap in the Earth’s history that researchers at the University of Adelaide are looking to unlock – the two billon years of the Earth’s middle age.
An artificial shellfish reef reverses impact of poor decisions.