BIOLOGICAL SURVEY OF WOODS HOLE AND VICINITY. 



437 



Jsjiuary 



43 44 44 46 50 55 



52 55 57 60 62 



-/:L 



56 58 65 65 65 66 



•C- 65 66 67 66 67 



February 



60' 



75' 70" (,5" 60 tV TS 65" 



Chart 220.— Surface temperatures, nortliwestem Atlantic Ocean, during January, February, March, 

 and ApriL (Furnished by Hydrographic Office, United States Navy Department, from com- 

 pilation of British Meteorological Office.) 



