Duck River River or creek River which is a major southern tributary of the Parramatta River, 20 kilometres west of central Sydney. Locate -33.829053309476, 151.04524225433 Property Tributary of Parramatta River {"name":"Tributary of","target":"Parramatta River","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} Type River or creek {"name":"River or creek","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null}