/newsroom/ en /newsroom/news/list/2021/07/08/experts-refute-river-murray-estuary-claims A team of scientists, led by the ³ÉÈË´óƬ’s Associate Professor John Tibby, has confirmed that the lower River Murray was not an estuary in the mid-Holocene period (more than 7000 years ago) – reinforcing scientific evidence likely to influence important river management policy decisions. July 08 2021 Kelly Brown /newsroom/news/list/2021/07/08/experts-refute-river-murray-estuary-claims