Return to Nathan Bass Maquarie Uni researcher doing port jackson tagging © Danielle Ryan Sept:Aug 2014 Nathan Bass Maquarie Uni researcher doing port jackson tagging © Danielle Ryan Sept:Aug 2014 Dimensions: 5616 × 3744 Taken: August 31, 2014 Aperture 4.5 Camera Canon EOS 5D Mark II Focal Length 45mm Shutter Speed 1/1600 ISO 100