BIGELOW: EXPLORATIONS IN THE GULF OF MAINE. 



53 



five miles south of tlie mouth of Penobscot Bay, the surface tempera- 

 ture was cHstinctly colder than we found it on Piatt's the day before, 

 i. e., 57°; but the bottom, in (iO fathoms, was much warmer, 47.3° 



Ri K. 4|'42 45 44 45"46 47 48 49 50° 5 1 52 55 54 55^ 56 S7 58 59 60° 61 61 63 64 65° 



Fig. 13. — Temperature sections ia Ipswich Bay (Station 8), oflf Cape Porpoise 

 (Station 14); off the mouth of Casco Bay (Station 15), and off Monhegan 

 (Station 21). 



F.ih 41° A2 45 44 45° 46 AT 48 49 50° 51 52 55 54 55° 56 57 58 59 60° 61 62 63 64 



5 

 10 



15 

 20 

 25 

 50 

 55 

 40 

 45 

 50 

 55 



Fig. 14. — Temperature section.s on Piatt's Bank (Station 2.3), .Jeffrey's Bank 

 (Station 25) and German Bank (Station 29). 



instead of 40.8°. The curve for Station 25 shows a rapid decline 

 from the surface down to ten fathoms, in which distance there was a 

 drop of nearly 8°, while from that point downward the decline was slow 



