CONTENTS 



Page 



Abstract "i 



Introduction 1 



Procedures — 1 



Discussion 3 



Summary 5 



Literature Cited ._ --- 5 



Illustrations .,„ 7 



Tabulated Data 29 



Illustrations 



Figure 



Frontispiece: USCGC ABSECON (WHEC 374) ...___ ii 



1. Chart of all ocean stations of the world 7 



2. Bathymetry in the vicinity of Ocean Station ECHO 8 



3. Positions of USCGC YAKUTAT (WHEC 380) oceanographic stations, 



21 September-13 October 1966 9 



4. Positions of USCGC MCCULLOCH (WHEC 386) oceanographic sta- 



tions, 4-25 February 1967 9 



5. Positions of USCGC ANDROSCOGGIN (WHEC 68) oceanographic 



stations, 1-20 June 1967 10 



6. Positions of USCGC ABSECON (WHEC 374) oceanographic stations, 



17 July-6 August 1967 10 



7. Positions of USCGC MCCULLOCH (WHEC 386) oceanographic sta- 



tions, 27 September-13 October 1967 11 



8. Envelope of Temperature Versus Depth, USCGC YAKUTAT (WHEC 



380), 21 September-13 October 1966 12 



9. Envelope of Temperature Versus Depth, USCGC MCCULLOCH 



(WHEC 386), 4-25 February 1967 13 



10. Envelope of Temperature Versus Depth, USCGC ANDROSCOGGIN 



(WHEC 68), 1-20 June 1967 14 



11. Envelope of Temperature Versus Depth, USCGC ABSECON (WHEC 



374), 17 July-6 August 1967 15 



12. Envelope of Temperature Versus Depth, USCGC MCCULLOCH 



(WHEC 386), 27 September-13 October 1967 16 



13. Envelope of Salinity Versus Depth, USCGC YAKUTAT (WHEC 380) , 



21 September-13 October 1966 17 



14. Envelope of Salinity Versus Depth, USCGC MCCULLOCH (WHEC 



386), 4-25 February 1967-. 18 



