If you plan on paddling the Isar anywhere along that stretch of the river, click on the interactive map for beta about portaging the numerous dams and other tips.
The "Nature Lounge" in Sharnitz, Austria. A place to rent boats, neoprene, helmets and get river beta.
See also: Diedre 5.7, Squamish - Climbing Beta
See also: Surfing in Downtown Munich, Germany