Several chinese mitten crab (Eriocheir sinensis), invasive species, neozoon, crabs, juveniles, clinging to a rock on their migration upstream, fast-flowing, moving water washes around stones, rapids, motion blur conveys the flow speed, reflections of the sun make the image appear, river, body of water, barrage of the Elbe in Geesthacht, wiping effect, long exposure, soft focus, Lower Saxony, Schleswig-Holstein, Germany
