LIST OF FIGURES 



NO. page 



Frontispiece 



Locations along the Atlantic Coast reported herein 



i. Normal cycle of temperature at surface and bottom along 



the string of observation posts for 1957 3 



2. Grand Harbour, Grand Manan 5 



3 , Portland Lightship 8 



A. Boston Li^tship 22 



5. Georges shoal 29 



6. Nantucket Lightship 33 



7. woods Hole k3 



8. Buzzards Lightship ► 14-5 



9 . Kingston k9 



10 . Anibrose Li^tship 5I4. 



11. Barnegat Li^tship 62 



12 . Five Fathom Bank Lightship yo 



13 . ?/inter Quarter Lightship. 78 



14. Chesapeake Li^tship 86 



15 . Diamond shoals Lightship 94 



16. Frying pan Shoals Lightship IO8 



17. savannah Li^tship II6 



