Миграция раков (Cherax destructor) в ручье Надгигомар. Австралия

These Yabbies were moving upstream after a recent rain/flood event at Nadgigomar Creek on the NSW southern tablelands in the Shoalhaven River catchment. There was a slow but continuous parade of yabbies climbing the small waterfall, making their way through ’rapids’ over the geotextile concrete and then continuing on through a race under the causeway. At the other end a vertical waterfall from a small weir was stopping further progress upstream and undoubtedly they would have been amassing underwater at th