Describe and explain the spatial and ecological dimensions of the river catchment you have chosen.
The Hawkesbury river catchment is one of the largest river catchments in Eastern Australia. The river catchment is located roughly to the west of Sydney and is sourced from the Great Dividing range and flows out to sea at Broken Bay. Spanning from Goulbourn in the South to Broken Bay in the North, the whole catchment area approximately covers around 22000 square kilometers of the Sydney Basin area.
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