Leanne Lambe, Great Barrier Reef (September theme: Blue)

I took this photo on a scenic flight over the Great Barrier Reef. Was hard through the plane window but used my Canon Eos 5d III and 16 - 35mm lens. F/16, 1/250sec, ISO 640.

Images have been resized for web display, which may cause some loss of image quality. Note: Original high-resolution images are used for judging.