21 |-1?^T '3 



I Tj--n 



I 9 ' • ' 



I ' I ' I ' I ■ I 



36°N 



30' 



35°N 



30' 



I 'I 



49°W 



30' 



48°W 



30' 



34°N 



47°W 



Figure 3. Positions of oceanographic stations taken by 

 USCGC YAKUTAT (WHEC 380) during 21 September- 

 13 October 1966 at ocean station ECHO. 



.4. 



I I I I ' I ' I ' I ■ ' I I . I . I I I 



49°W 



30' 



48°W 



30' 



36°N 



30' 



35°N 



30' 



I I I 



34°N 



47°W 



Figure 4. Positions of oceanographic stations taken by 

 USCGC MCCULLOCH (WHEC 386) during 4-25 Feb- 

 ruary 1967 at ocean station ECHO. 



