50°W 49° 48° 47° 46° 45° 44°W 



46°N 



45" 



44° 



43" 



42' 



46°N 



50° 



49° 48° 47° 46° 45° 44°W 



Figube 21. — Dynamic Topography of the Sea Surface with Reference to the 1000 Decihar Surface 



First Cruise, April 21-25, 1975 



5I°W 50° 49° 48° 47° 46°W 



46 8 N 



45° 



44° 



43° 



46°N 



5I°W 



46°W 



Figure 22. — Dynamic Topography of the Sea Surface with Reference to the 1000 Decihar Surface 



Second Cruise, May 26-27, 1975 



30 



