Figure Page 



18. Envelope of Temperature Versus Depth, USCGC SEBAGO, 29 June- 



21 July 1967 26 



19. Envelope of Temperature Versus Depth, USCGC McCULLOCH, 14 



August-5 September 1967 27 



20. Envelope of Temperature Versus Depth, USCGC SPENCER, 1-20 



October 1967 28 



21. Monthly Averages of Water Temperature Versus Time at Selected 



Depths, January 1964-October 1967 29 



22. Envelope of Salinity Versus Depth, USCGC DUANE, 8-28 October 



1966 30 



23. Envelope of Salinity Versus Depth, USCGC McCULLOCH, 24 No- 



vember-12 December 1966 31 



24. Envelope of Salinity Versus Depth, USCGC HUMBOLDT, 7-31 Jan- 



uary 1967 32 



25. Envelope of Salinity Versus Depth, USCGC BIBB, 24 February-14 



March 1967 33 



26. Envelope of Salinity Versus Depth, USCGC ESCANABA, 6-24 April 



1967 34 



27. Envelope of Salinity Versus Depth, USCGC SPENCER, 27 May-6 



June 1967 35 



28. Envelope of Salinity Versus Depth, USCGC SEBAGO, 29 June-21 



July 1967 36 



29. Envelope of Salinity Versus Depth, USCGC McCULLOCH, 14 Au- 



gust-5 September 1967 37 



30. Envelope of Salinity Versus Depth, USCGC SPENCER, 1-20 Octob- 



er 1967 38 



31. Monthly Averages of Salinity Versus Time at Selected Depths, Jan- 



uary 1964-October 1967 39 



32. Monthly Averages of Water Temperature Versus Time by Depth, Jan- 



uary 1964-October 1967 40 



33. Monthly Averages of Salinity Versu.s Time by Depth, January 1964- 



October 1967 41 



VI 



