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This photograph of a Turretfish was taken at a depth of 2.7 metres on a dive from Seahorse Gardens to Fly Point Nelson Bay NSW Australia on 28th August 2016.

I used my Nikon D7200 digital SLR with a Nikon 60mm lens and two Inon Z-240 strobes on low manual settings. ISO 800, 1/200th sec, aperture F8, Exposure Compensation 0.