Chinese mitten crab (Eriocheir sinensis), invasive species, neozoon, crayfish, juvenile, clings to a rock on its migration upstream, flowing, moving water washes around stones, rapids, motion blur conveys the flow speed, reflections of the sun make the picture look, river, body of water, barrage of the Elbe in Geesthacht, wiping effect, long exposure, soft focus, Lower Saxony, Schleswig-Holstein, Germany
