Day 601, Seaweed Invasion August 23, 2013 by Robert <a href="/serendipity/" title="Robert's Ramblings" Unlike the prehistoric creatures coming ashore from the shallows for the first time this invasion will not make it past the high water mark. Photo: Robert Rath, ‘Day 601, Seaweed Invasion’ 1/1250 f/11 ISO320 15mm