THE VOYAGE OF H.M.S. CHALLENGER. 
TABLE VI. 
.win- Moan Ocean Temperatures (deduced from Observations obtained in H.M.S. Challenger) arranged in 
. 5° Belts of Latitude. 
j NORTH ATLANTIC. l 
m 
0* to 5*. 
5 
° to 10°. 
10° to 15 c 
15 
0 to 20° 
20 
VO 
1 
1 ? 
25 
° to 30° 
30 
0 to 35° 
35 
to 40° 
? 
— Q 
i 
a 1 
G z. 
CJ - 
c c 
I 
c ~ 
*/; w 
Extreme 
Kin,-', 
G G. 1 
*5 - | 
; 
No. of 
Obs. 
Extreme 
Range. 
CS - 
2) G 
— OJ 
No. of 
Obs. 
Extreme 
Range. 
Mean 
Temp. 
No. of 
Obs. 
Extreme 
Range. 
Mean 
Temp. 
No. of 
Obs. 
Extreme 
Range. 
Mean 
Temp. 
No. of 
Obs. 
Extreme 
Range. 
Mean 
Temp. 
No. of 
Obs. 
! 
Extreme 
Range. 
Mean 
Temp. 
No. of 
Obs. 
Extreme 
Range. 
t: 
Cl - 
pi 
• 
© 
o 
O 
o 
O 
O • 
O 
O 
O 
O 
o 
O 
o 
O 
O 
Surf. 
7876 
4 
7-0 
80-53 
7 
6 0 
78 35 
4 
1-3 
74’95 
6 
2-0 
72-22 
12 
8-5 
67-36 
8 
7-5 
70-43 
12 
9-0 
68T8 
23 
25-5 
Surf, 
UO 
55 -W 
7 
20 
55-74 
7 
2-5 
53 22 
4 
2-8 
66-35 
6 
9-8 
65-91 
12 
11-5 
62-05 
8 
6-0 
63-72 
12 
9-2 
60T4 
22 
16-6 
10# 
200 
4717 
» 
4 1 
49-26 
7 
20 
49 50 
4 
2-0 
58-13 
6 
9-5 
59-25 
12 
9-3 
57-22 
8 
8-0 
61-62 
12 
10-5 
56-79 
21 
21-8 
200 ; 
300 
42-73 
7 
4-3 
14 SO 
6 
2-5 
45-95 
4 
1-5 
51-37 
6 
7-1 
53-46 
11 
7-8 
53T2 
8 
6-5 
59-47 
12 
11-2 
54-16 
19 
21-9 
300 i 
400 
40-90 
7 
2-4 
41-75 
4 
1-4 
42-SO 
3 
11 
46-58 
6 
4-7 
48-50 
11 
5T 
49-23 
7 
2-4 
53-62 
12 
8-8 
50-22 
18 
18-2 
«| 
500 
40-24 
7 
0-9 
40-67 
4 
1-7 
40-50 
3 
1-2 
43-43 
6 
2-8 
44-81 
'll 
3-1 
46-09 
7 
2 1 
47 70 
11 
5-9 
45-88 
18 
13-6 
501 i 
600 
39-78 
5 
0-8 
39-60 
2 
0-2 
40-35 
2 
0-3 
41-70 
6 
1-8 
42-72 
11 
3-1 
43-88 
6 
3-2 
43-51 
10 
6-8 
42-77 
17 
9-8 
63013 
700 
39-50 
5 
11 
39-40 
2 
00 
40 00 
2 
0-0 
40-55 
6 
1-2 
41-42 
11 
2-8 
42-38 
6 
2-7 
41-62 
9 
6-9 
41-08 
15 
7-5 
7J0 3 
SCO 
39-28 
5 
1-3 
39-20 
o 
0-2 
39-45 
2 
0-5 
39-75 
6 
1-0 
40-53 
11 
2-4 
41-28 
6 
2-2 
40-42 
9 
4-8 
40-16 
13 
51 
800 3 
too 
38-94 
5 
1-2 
38-80 
1 
38-85 
2 
0-9 
39-18 
5 
0-8 
39-85 
11 
1-9 
40-45 
6 
1-9 
39-63 
8 
2-7 
39-44 
13 
8-0 
900 3 
1000 
38-58 
5 
1-1 
3S-50 
i 
38-45 
2 
0-9 
38-78 
5 
0-7 
39-24 
11 
1-4 
39-70 
5 
1-6 
39-00 
8 
1-8 
38-77 
11 
2-0 
1000*3 
1100 
38*24 
5 
10 
38-20 
i 
38 05 
2 
0-9 
38-47 
4 
0-7 
38-64 
9 
1-2 
39-10 
3 
1-3 
38-62 
5 
0-9 
38-32 
9 
1-4 
1100 3 
1 1200 
37-90 
5 
0-8 
3800 
i 
37-65 
2 
0-9 
38-15 
4 
0-9 
38-23 
9 
1-3 
38-70 
3 
1-0 
38-34 
5 
0-7 
38-06 
7 
1-3 
1200 3 
1300 
37-60 
5 
0-8 
37-60 
i 
37-30 
2 
1-0 
37-85 
4 
1-1 
37-84 
9 
1-2 
38-30 
3 
0-7 
38-04 
5 
0-5 
37-79 
7 
1-2 
1300|35 
j 1400 
37-30 
5 
0-8 
37-60 
i 
3715 
2 
0-9 
37 37 
3 
0-9 
37-51 
9 
IT 
37-90 
3 
0 4 
37-78 
5 
0-6 
37-53 
6 
111 
Ml 35 
1500 
37 02 
5 
0-9 
37 40 
i 
37 05 
2 
0-7 
37-10 
3 
1-2 
37 27 
8 
0-9 
37-50 
3 
0-2 
37-54 
5 
0-7 
37-29 
8 
1-0 
1600 35 
SOUTH ATLANTIC. 
• 
• 
° I 
° 
o 
o 
o 
o 
o 
O 
o 
O 
0 
Surf. 
801W 
3 
4-7 
79-82 
5 
5-3 
78-10 
2 
1 8 
76-00 
1 
75-83 
3 
3-0 
70-00 
3 
11-0 
73-50 
1 
62-79 
21 
20-0 
hr!, 81 
100 
55-90 
» 
3 6 
55-54 
5 
9-4 
58 05 
2 
1-5 
59-80 
1 
63-07 
3 
0-2 
60-40 
3 
1-3 
59-30 
1 
... 
55-38 
20 
22-5 
1 69- 
I <900 
49 07 
3 
1-9 
46-84 
5 
2-4 
46-95 
2 
01 
49 00 
1 
52-13 
3 
5-1 
53-63 
3 
2-8 
53-40 
1 
49-15 
19 
17-5 
» 50- 
43 10 
8 
20 
43 00 
5 
3 5 
42-30 
2 
00 
43 00 
1 
44-83 
3 
5-0 
47-63 
3 
2-4 
48-00 
1 
43-13 
18 
10-4 
» 15; 
400 
— 
3 
20 
4100 
4 
30 
4010 
2 
0-4 
39-80 
1 
40 30 
3 
3-2 
42-23 
3 
IT 
43-00 
1 
3970 
18 
4-2 
1 42-6 
500 
40 37 
1-7 
39 92 
* 
1-8 
39-35 
o 
01 
39-50 
1 
38-73 
3 
1-2 
39-10 
3 
0-2 
39-30 
1 
38-21 
18 
1-8 
M) 400 
j ooo 
40 13 
3 
1-3 
39-47 
3 
0-7 
3910 
2 
0-2 
39-20 
1 
38-27 
3 
0-7 
38 03 
3 
0-3 
37-80 
1 
37-49 
14 
IT 
i 39-3 
7(0) 
3 
M 
34-97 
3 
0-4 
38-95 
2 
01 
38-90 
1 
38 00 
3 
0-7 
37-70 
3 
0-6 
37 10 
1 
37-23 
14 
o-fl 
11X1 38-43 
I wo 
»73 
3 
M 
39-70 
3 
0-3 
38-80 
00 
38-60 
1 
37-73 
3 
0-8 
37-50 
3 
0-6 
37 00 
1 
37T7 
11 
0-5 
3917 
* 
14 
38-43 
3 
0-3 
38-65 
01 
38-30 
1 
37-57 
3 
0-8 
37-33 
3 
0-7 
37-00 
1 
37-10 
14 
0-7 
800 37-2 
1000 
34 83 
8 
• 10 
38 23 
3 
0-3 
38-50 
0-2 
38-10 
1 
37-40 
3 
0-8 
37-23 
3 
0-7 
37-00 
1 
37T2 
11 
0-5 
36-6 
||()0 
1 is s; 
a 
1-4 
38-06 
o 
2 
03 
... 
... 
... 
... 
37 10 
2 
0-8 
37-20 
2 
0-6 
36-97 
9 
0-9 j 
TO], 
1 300 
3* JO 
3 
1-2 
37 86 
2 
0-3 
... 
... 
36-95 
2 
0-9 
37-10 
2 
0-6 
37T4 
6 
0-5 
» 35-77 
| 1300 
34 10 
j 1© 
3765 
2 
03 
36-80 
2 
10 
36-95 
2 
0-5 
... 
36-89 
9 
TO 
XWJ35-60 
,W> 
37 87 
3 
0-7 
37 45 
2 
05 
... 
... 
36-65 
2 
IT 
36-85 
2 
0-5 
37-12 
6 
0-5 
W 35-47 
I !>/*< 
37 <7 
* 
1 
37 » 
2 
06 
... 
... 
... 
36-55 
2 
IT 
36 76 
2 
0-5 
36-86 
8 
1-1 
* 35-33 
