Glasgow 

 to Bergen. 



124 



DEPTHS OF THE OCEAN 



this channel that the water of the Atlantic streams into the 

 Norwegian Sea ; to the west of the Faroes, over the long ridge 

 that extends to Iceland, the Atlantic water is checked by the 

 East Iceland Polar current. 



Our southern section was from Glasgow to Rockall, with 

 stations on the British coast bank, on its seaward slope, and on 

 the Rockall Bank. We had beautiful weather in which to make 



Fig. 106. — Section across the Wvvili.e Thomson Ridge. 



investigations, and approached close to the rocky little islet, 

 which we photographed (Fig. 105). This rock is well known, 

 Rockall. owing to many a sad disaster (only recently the transatlantic 

 steamer " Norge " was wrecked there), and shows distinct 

 traces of the power of the waves. All its brown granite-like 

 sides are clad with small algse (green-spored algae), kept moist 

 by the spray, and the top is covered with a thin layer of guano ; 

 the rock and its surroundings swarm with auks and gulls. 



