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This photograph of a Dusky Whaler shark was taken in a depth of about 2 metres at Fairy Bower, Manly, Sydney Australia on 7th May 2017

I used my Nikon D7200 digital SLR with a 12-24mm Nikon lens at a focal length of 24mm on manual setting and two Inon Z-240 strobes on TTL. ISO 800, 1/160th sec, aperture F7.1, Exposure Compensation 0.