Metropolitan Adelaide has 28km of sandy beaches. The challenge is how we can sustainably manage the coast in an economic manner. It is not just a question of managing beaches by taking sand from elsewhere; we have to look at better ways to recycle sand, and also to slow the sand movement down. We will also see geotextile groyne structures that have been built to maintain a walkable beach at most tides.
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The Coorong and Lower Lakes, the last stop for the great Murray Darling Basin, is an internationally recognised wetland with significant ecological, cultural and social values. This iconic and mystical place supports tens of thousands of migratory and resident waterbirds, is central to the Ngarrindjeri way of life, is a congregation of recreation activity, and above all, is where our greatest river system meets the sea.
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This coastline boasts spectacular cliffs, a number of sandy beaches popular with bathers and surfers and clear gulf waters renowned for diving. During the field trip you will hear of coastal issues and current management options from NRM and EPA Officers involved with this area.
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We will visit one of the most ‘at risk’ coastal areas in Australia and learn about the local council’s sea level mapping project and strategies to deal with challenges such as flood plains, power stations, ports, residential areas. We will also visit a new sea wall that is creating new opportunities for a coastal community and a coastal conservation park with sociological challenges for the local NRM Board.
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