Sydney Harbour, Campbells Cove Circular Quay. 29 July 2014.
Shifting barge Calliope 1 during construction of new mooring and wharf facilities to handle large cruise ships.
Vessel at 33°51'24.68" S 151°12'38.67" E

Specifications from owners web site:
Year Built: 2011
Flag: Australia
Length: 16.56 metres
Beam: 5.54 metres
Bollard Pull: 17 tonnes
Speed: 11 knots

See http://www.shipspotting.com/gallery/photo.php?lid=2066382
Park Hyatt hotel in background