 The Dahme is navigable as far upstream as Märkisch Buchholz, although the reach above Prieros is shallow and generally only used by leisure craft.Canoes and similar craft can by-pass a weir near Märkisch Buchholz and enter the Dahme Flood Relief Canal which is then navigable to its junction with the upper Spree.The Storkower Gewässer is navigable as far as the Scharmützelsee, the Teupitzer Gewässer as far as Teupitzersee.