Humpback whale, Megaptera novaeangliae
With barely a sidelong glance at the camera, a male humpback swims in pursuit of a female whale. But other males are pursuing her too. If he is to convince her that he would be a worthy mate, he must demonstrate his speed and endurance. There is no time to waste!
Vava’u Archipelago, Kingdom of Tonga
Canon 5DSR, EF 24–105mm f4 IS USM, 1/250, f/8, ISO 500, Nauticam underwater housing
by Wade Hughes FRGS, Western Australia