Moray Firth the Moray Firth and Highland, Moray and Aberdeenshire to the south. The firth has more than 800 kilometres (about 500 miles) of coastline, much of which is cliff. A number of rivers flow into the Moray Firth, including the River Ness, the River Findhorn and the River Spey. Various smaller firths and bays are inlets of the firth, including the Cromarty Firth and the Dornoch Firth. The Pentland Firth has its eastern mouth at the Moray Firth's northern boundary. The Moray Firth is effectively two firths, the Inner Moray Firth , which was traditionally known as the Firth of Inverness,
Firth of Lorn Firth of Lorn The Firth of Lorn or Lorne () in origin refers to the waters off the coast of a now obsolete geopolitical region, Lorn or Lorne. A firth in Scottish English is a long estuary, the same as or similar to a fjord, although somewhat arbitrary in application. The name of Lorn descends from the proto-history of Scotland. A nineteenth-century geographical reference defines it as being a district in the county of Argyllshire, where the –shire segment reflects a former political status of Argyll. Lorn was a maritime district, located on Scotland's west coast, on the eastern shore