Riparian management (of a kind)

The River Enrick in Glenurquhart periodically floods and rips out sections of riverbank. A typical high-energy river, in fact. Over the years, many sections have been reinforced with rock armouring. Unfortunately, heavy machinery can also bring problems. Japanese knotweed was introduced to Glenurquhart in the 1970s, almost certainly on machinery during river engineering works. So we'll be watching this space!