Where we stood to take the photos 35 degrees 49 min 14 secs:
The sea was a bit rough, and there were high winds, so the boat trips to the Blue Grotto entrance weren't running. The malta.com photo must have been taken at the same spot.
Rosedale is a hamlet on the NSW South Coast in the Eurobodalla local government area. It lies between Batemans Bay and Moruya