This could easily be an aerial shot of of some far north dried up salt lake if it were not for the almost black tones.

In fact this this abstract creation is the result of storm-water runoff onto the sand at Henley Beach revealing and mixing the dark colours from the rotting seaweed below.

Photo: Robert Rath, ‘Day 776, Seaweed Abstract’ 1/80s f/5.6 ISO1250 70mm