The Parramatta River is an intermediate tide-dominated, drowned valley estuary located in Sydney, New South Wales, Australia. With an average depth of 5.1 metres, the Parramatta River is the main tributary of Sydney Harbour, a branch of Port Jackson. Secondary tributaries include the smaller Lane Cove and Duck rivers.
Etymology: Burramattagal, meaning 'the head of the river' or 'the place where the eels sit down'
Country: Australia
State: New South Wales
LGAs: Parramatta, Ryde, Canada Bay, Hunter's Hill, Inner West