LIST OF FIGURES 



No . Page 



1. Locations along the Atlantic Coast reported herein .... h 



2. Normal cycle of temperature at surface and bottom along 



tlie string of observation posts for 195<j 7 



3. Grand Harbour ^ Grand Manan 8 



h. Portland Lightship 12 



5. Boston Lightship 26 



b. Georges Shoal 3i+ 



7- Nantucket Lightship 38 



o. V/oods Hole 5ci 



9. Buzzards Lightship 53 



10. Kingston 56 



11. Ambrose Lightship 59 



12. Bamegat Lightship 66 



13- Five Fathom Bank Lightship 75 



Ik. Winter Quarter Lightship 8^+ 



15. Chesapeake Lightship 93 



16. Diamond Shoals Lightship 102 



17- Frying Pan Shoals Lightship II7 



18. Savannah Lightship 125 



