from Loch Ness proper, but capable of being regarded as forming part of Loch Ness. Dochgarroch weir at the downstream end of Loch Dochfour delineates the start of the River Ness, which flows through Inverness to the North Sea via the Moray Firth.

Loch Ness forms part of the Caledonian Canal, which comprises 60 mi of waterways