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This photograph of a Grey Nurse Shark was taken in a depth of 10 to 11 metres at North Rock Gutters, Broughton Island, NSW Australia on 2nd April 2015.

I used my Nikon D7000 digital SLR with a 10-17mm Tokina lens at a focal length of 10mm on manual setting and two Inon Z-240 strobes on TTL settings. ISO 500, 1/125th sec, aperture F8, Exposure Compensation 0.