i8o A TEXTBOOK OF OCEANOGRAPHY 



North Sea water proper. To the eastward there is a wide 

 margin of water below 34 per mille ; this is Bank water, and 

 results from a mixture of the North Sea water with fresh water 

 from the continental rivers and the outflowing Baltic Current. 

 Atlantic water is present in the northern portion of the 

 North Sea that is, the branch of the Florida Current has 



FIG. 36. NORTH SEA SALINITIES, JANUARY, 1904. 



come round the north of Scotland and covers the deep part 

 of the North Sea north of the Dogger. There is no Atlantic 

 water north of 53. 



In January, 1904, the northern tongue of Atlantic water 

 proceeding from the Faroe-Shetland Channel has become 

 much larger, and towards the south the Atlantic water which 



