Blackbutt Creek River or creek Small creek located on Sydney's upper north shore. Name Alternate De Burgh Creek {"name":"Alternate","target":"","target_text":"De Burgh Creek","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}