High Quality Content by WIKIPEDIA articles! Loch Maree (Scottish Gaelic: Loch Ma-ruibhe) is a loch in Wester Ross in the Northwest Highlands of Scotland. At 20 km (12 mi) long and with a maximum width of 4 km (2.5 mi), it is the fourth largest freshwater loch in Scotland; it is the largest north of Loch Ness. Its surface area is 28.6 km2 (11.0 sq mi).