BIGELOW: EXPLORATIONS IN THE GULF OF MAINE. AT 
One day, August 21st, throws light on the diurnal warming of the 
cold coast water between Mt. Desert and the mouth of Penobscot 
Bay. The hourly diagram (fig. 6) shows that there was only about 2° 
i. 
5S 
SS SiN Sk RS a 
Fia. 6.— Air and surface temperatures, August 21, 1912. 
AM PM AM 
ere tide if oF 654 5 67 8 oH 1423 4+ 5 6 7 
e wt 
67 me 
7: = ake 
65 
Ei 64 
a 4 i 
: FacEcs 
6l 
ra “a 
Be LUELLA ETE Rd a a a ea SO a 
. aa eUE2 See 228 5 es a a a a 
“i a meter is) Tyo pat | 
a i haba teh latslaholal {| 
‘a Wy, ol Sc Be A A Se 
4 Fi es kB A 
. ‘i AS lS ks Se 
a ox Pie haloie thot al pal 
merorinta kimbo ON BLL 
51 
|_| 
ree crores robs MN ed Po 
Fia. 7.— Air and surface temperatures, August 6, 1912. 
