CLIMATE AND THE DISTRIBUTION OF MARINE ANIMALS 



313 



71' 



44' 



43' 



42"  



41 



40' 



PORTLAND, 



CAPE. 

 ANN 



• • 





^ 



• •• 



43-45 



• • . 





' 4^ — 45 I 



\ I 

 ^ / 



• • 





V • 



• • 



• •^-^ 





4 5°+ 



/ -s_,. 



,-'4' 





X 



z. 



44' 



40' 



71' 



70' 



69' 



68' 



67' 



66' 



Figure 15.— Surface-water temperatures in the eastern part of the Gulf of Maine, April 24-May 8, 1<»53. Dots indicate 



location of observations. (Temperatures in degrees Fahrenheit.) 



414171 0—57^ 4 



