Firth locally the change is held to be at the Tail of the Bank where the river crosses a sandbar off Greenock at the junction to the Gare Loch, or even further west at Gourock point. However, some firths are exceptions. The Cromarty Firth on the east coast of Scotland, for example, resembles a large loch with only a relatively small outlet to the sea and the Solway Firth and the Moray Firth are more like extremely large bays. The Pentland Firth is a strait rather than a bay or an inlet. These are connected to, or form part of, the
Firth of Lorn Lorne, or of Appin” from the “Hielandes and Isles.”. At that time Lorn, like the rest of the highlands, was speaking mainly Gaelic. A Stuart ownership of Appin and Lorne is entirely consistent with the Dál Riata theory; moreover, there is easy access through the valleys of the east to Perth, ancient capital of Scotland. The firth of Lorn was a major conduit to the west of Scotland, yet there was no language concept of it as a separate body of water. It remained the Atlantic, or at most the coast of Lorne. There was an exception to this early