Fin whale fluke print, or 'foot print', caused by the powerful up stroke of a whale's tail while it is still near the surface (Balaenoptera physalus) . Bay of Biscay, SW (RR)

fin whale fluke print 'foot print' caused powerful up stroke whale's tail still surface bay of biscay sw europe horizontal landscape whale whales cetacean cetaceans mammal mammals marine ripples pattern patterns rare endangered threatened ocean sea north atlantic ocean coastal waters