Figure Page 



7. Vertical section of density (a,) for three occupations of standard section 



A2 by CGC EVERCxREEN on 20 May, 23 May, and 25 May 19T1. 18 



8. Vertical section of temperature (°C) and salinity {°/"«) for section A2- 



1, occupied by CGC EVERGREEN, 20 May 1971. 19 



9. Vertical section of temperature (°C) and salinity (%«) for section A2- 



2, occupied by CGC EVERGREEN, 23 May 1971. 20 



10. Vertical section of temperature (°C) and salinity (%») for section A2-b, 

 occupied by CGC EVERGREEN, 25 May 1971. 21 



11. Vertical section of density (<7t) for three occupations of standard section 



A3 by CGC ROCKAWAY on 20 May, 24 May, and 27 May 1971 22 



12. Vertical section of temperature {°C) and salinity (%") for section A3-1, 

 occupied by CGC ROCKAWAY. 20 May 1971. 23 



13. Vertical section of temperature (°C) and salinity (%«) for section A3-2, 

 occupied by CGC ROCKAWAY, 24 May 1971. 24 



14. Vertical section of temperature (°C) and salinity {°/->«) for section A3-3, 

 occupied by CGC ROCKAWAY, 27 May 1971. '. 25 



15. Location of August 1971 drogue stations, special section A2B, and the 1971 

 buoy array site on the Grand Banks of Newfoundland. 26 



16. Schematic diagram of the parachute drogues used during the 1971 post- 

 season cruise based on a design by Volkmann et al. (1956). 27 



17. Drogue trajectory at 25 meter level at station 1 from 1300Z, 3 August 1971 



to 1120Z, 4 August 1971. 28 



18. Drogue trajectories at 50 and 75 meter levels at station 1 from 1300Z, 3 

 August 1971 to 1120Z, 4 August 1971. 29 



19. Drogue trajectories at 25, 50, and 75 meter levels at station 2, run 1 from 

 2020Z, 4 August 1971 to 0700Z, 5 August 1971. 30 



20. Drogue trajectories at 25, 50. and 75 meter levels at station 2, run 2 from 

 1040-2025Z, 5 August 1971. 31 



LIST OF TABLES 



Table Paffe 



1. Volume transports through standard sections A2 and A3 8 



2. Drogue speeds and resultant directions 11 



VI 



