THE FRESH- WATKR LOCHS OF SCOTLAND. 



355 



LOCHS OF THE LOCHY BASIN. 



THE Lochy basin is a large and important one, having on its boundary- 

 line and within it some of the highest peaks in Scotland, including the 



English Miles 



o * 10 is 20 



FIG. 51. INDEX MAP OF THE LOCHY DISTRICT. 



highest Ben Nevis. It stretches from Sgor nan Coireachan on the west 

 to Meall Cruaidh and Creag Ruadh on the east, a distance of over 40 

 miles, and from Glas Bheinn and Leim Uilleim on the south to Carn 

 Dearg and Carn Leac on the north, a distance of over 20 miles, the 

 total area of the basin exceeding 400 square miles. Within this basin 

 ten lochs were sounded by the Lake Survey staff, viz., Lochs Lochy, 

 Arkaig, Pattack, na h-Earba (east and west), Laggan, Ossiau, Ghuil- 

 binn, Treig, and an Dubh Lochan. Five of the lochs exceed 3 miles in 

 length, and four exceed 5 miles in length, while one of them (Loch 



