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October 22, 2023 57 mins

In this episode of OzCast, Jason Tanner dives beneath the surface of South Australian waters to unveil how he is working to green the blue by dropping sandbags in strategic areas to bring back the lost seagrass meadows of yesteryear. After spending over 25 years developing this technique from the ground up, he explains how his work went from an idea to a now industrial-level program that sees tens of thousands of bags being deployed every year.  

Jason has 30 years experience overall in marine ecology, working in tropical and temperate systems. He has published over 80 papers, most in high-profile international journals, and numerous reports. He undertakes field and laboratory studies of marine ecosystems and also has a strong grounding in statistics and mathematical modelling. 

His first exposure to seagrass was as a teenager snorkelling in the coastal lakes of southern NSW, although it would be many years before he would return to them, taking a detour via

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