REPORT ON THE COMPOSITION OF OCEAN- WATER. 
43 
TABLE I. 
Giving the peemilleages Chlorine (^) found in a series of Challenger 
Waters. 
I. The Surface Water of the North Atlantic. 
1. 
Number of 
Sample. 
11. 
Date. 
III. 
Distin- 
guishing 
Number 
of 
Station. 
r 
Posi 
Lati- 
tude. 
7 . 
don. 
Longi- 
tude. 
V. 
Depth in 
Fathoms 
from 
which the 
Sample 
was 
obtained. 
(5 
VI. 
D. 
VII. 
X 
VIII. 
Ax 
IX. 
B. 
X 1 — X 
X. 
Labora- 
tory 
Number. 
N. 
W. 
1873. 
O 
' 
O 
/ 
2 
Feb. 
15 
1 
27 
24 
16 
55 
Surface. 
1890 
20-343 
4-5 
+ •012 
201 
5 
99 
17 
2 
25 
52 
19 
22 
1945 
20-461 
IO 
- -035 
204 
6 
99 
18 
3 
25 
45 
20 
14 
1525 
20-401 
o 
- -121 
264 
9 
99 
21 
24 
22 
24 
11 
2740 
20-544 
°-s 
- -016 
205 
14 
99 
24 
23 
15 
30 
56 
2750 
20-640 
o 
-•042 
209 
17 
99 
25 
8 
23 
12 
32 
56 
2800 
20-638 
15 
+ •036 
211 
18 
99 
26 
9 
23 
23 
35 
11 
3150 
20-694 
5-5 
+ •015 
212 
22 
99 
28 
10 
23 
10 
38 
42 
2720 
20-658 
1 1 
+ •028 
215 
31 
Mar. 
3 
12 
21 
57 
43 
29 
2025 
20-452 
9 
+ •137 
221 
100 
May 
6 
46 
40 
17 
66 
48 
1350 
18-202 
i7-5 
-•170 
265 
201 
Aug. 
13 
97 
10 
25 
20 
30 
2575 
19-577 
3"5 
-•075 
235 
1876. 
1687 
May 
1 
21 
33 
31 
15 
2575 
20-640 
1 
- -037 
489 
1700 
99 
5 
30 
20 
36 
6 
99 
2575 
20-571 
2 
- -118 
498 
II. 
The Bottom Water of the North Atlantic. 
1873. 
1 
Feb. 
15 
1 
27 
24 
16 
55 
Bottom. 
1890 
20-267 
5-5 
+ •512 
200 
4 
99 
17 
2 
25 
52 
19 
22 
1945 
19-413 
9 
+ •027 
203 
10 
21 
5 
24 
20 
24 
28 
2740 
20-541 
3-5 
-•083 
206 
15 
24 
7 
23 
23 
31 
31 
2750 
19-458 
+ •033 
210 
19 
26 
9 
23 
23 
35 
11 
3150 
19-814 
°-5 
-•016 
213 
21 
28 
10 
23 
10 
38 
42 
2720 
20-505 
o-5 
+ •025 
214 
23 
Mar. 
1 
11 
22 
45 
40 
37 
2575 
19-471 
i-5 
+ •111 
216 
30 
3 
12 
21 
57 
43 
29 
2025 
19-630 
2 
+ •081 
220 
38 
6 
14 
20 
49 
48 
45 
1950 
19-401 
22 
+ -140 
223 
50 
10 
18 
19 
41 
55 
13 
2650 
19-359 
6 
+ •182 
224 
53 
Mar. 
11 
19 
19 
15 
57 
47 
3000 
19-351 
20 
+ -179 
225 
66 
26 
25 
19 
41 
65 
7 
3875 
19-614 
i-5 
+ •023 
226 
April 
22 
35 a 
29 
5 
65 
1 
2450 
19-682 
4 
259 
25 
38 
31 
24 
65 
0 
2600 
19-462 
33 
260 
27 
39 
31 
49 
64 
55 
2850 
19-470 
9 
261 
95 
30 
42 
35 
58 
70 
35 
2425 
19-998 
9 
-•092 
262 
122 
June 
16 
60 
34 
28 
58 
56 
2575 
20-243 
20 
- -073 
228 
126 
99 
18 
62 
35 
7 
52 
32 
99 
2875 
20-177 
I 
+ •030 
229 
