38 
THE VOYAGE OF H.M.S. CHALLENGER, 
XIII. Surface Water of the North Pacific — continued. 
1 
Number 
of 
, Sample. 
Date. 
tf 
I 
I* 
Position. 
Dept h In 
Fathoms 
from 
which 
Sample 
was 
obtained. 
Temperature 
(Centigrade) 
of Water. 
Hydrometer. 
Specific Gravity 
( Distilled Water at 4° 
C. = 1.) 
Latitude. 
Longi- 
tude. 
At the 
Depth 
D. 
During 
Observa- 
tion. 
Number 
of the 
Instru- 
ment. 
Reading 
Observed at 
t° C. 
Reduced to its Value at 
15°-5fi C. 
T” C. 
D 
T 
t 
R 
St 
Sl5-S6 
S T 
N. 
w. 
1875. 
e / 
0 / 
O 
O 
1098 
Sept. 
1 
7 0 
147 20 
Surface. 
27-5 
27-5 
00 IV. 
78-5 
1-02261 
1 -02585 
1-02261 
H-M099 
2 
269 
5 54 
147 2 
27-3 
27-9 
i i 
72-5 
1-02255 
1-02591 
1 -02273 
1107 
3 
3 55 
148 5 
26-4 
26-5 
82 
1-02311 
1-02604 
1-02314 
+*1108 
4 
270 
2 34 
149 9 
26-4 
262 
86 
1-02334 
1-02621 
1 -02328 
1117 
II 
5 
0 54 
150 40 
11 
25-3 
25-1 
it 
95-5 
1-02390 
1-02644 
1-02384 
XIV. 
Bottom Water of the North Pacific. 
1875. 
N. 
E. 
•«81 
Feb. 
10 
214 
4 33 
127 6 
500 
5'4 
277 
00 IV. 
68 
1 -02232 
1-02562 
1-02735 
12 
) 
1-9 
27 '0 
73-5 
1 -02263 
1-02572 
1-02777 
+*691 a 
12 
/ 215 
4 19 
130 15 
2550 
1-9 
266 
72 
1-02263 
1-02559 
1-02764 
j +*6915 
12 
19 
26-9 
72 
1-02255 
1-02560 
1 -02765 
696 
18 
216 
2 46 
133 58 
1675 
1-9 
27'9 
71-5 
1 -02249 
1-02585 
1-02790 
1 *697 
j 
II 
16 
216a 
2 56 
134 11 
2000 
1-9 
277 
if 
69 
1 -02237 
1-02567 
1-02772 
+758 
Mar. 
18 
222 
2 15 
146 16 
2450 
1-8 
28-8 
62 
1-02195 
1-02560 
1-02766 
+*771 
19 
223 
5 31 
145 13 
2325 
1*9 
27-5 
72 
1-02254 
1-02578 
1 -02783 
, +*781 
21 
224 
7 45 
144 20 
1850 
1-9 
277 
72 
102255 
1-02567 
1-02772 
+*791 
23 
225 
11 24 
143 16 
4475 
1-8 
26-4 
78 
1-02289 
1-02579 
1-02785 
+*815 
April 
9 
231 
31 8 
137 8 
2250 
1-8 
19-0 
00 V. 
15 
1-02496 
1-02579 
1-02785 
860 
June 
4 
235 
34 7 
138 0 
565 
3-4 
20-5 
5 
1-02437 
1-02560 
1 -02753 
•662 
II 
5 
236 
34 58 
139 29 
775 
3T 
19-0 
if 
9 
1-02463 
1-02546 
1 -02742 
i *864 
17 
237 
34 37 
140 32 
1875 
1-8 
23-4 
00 IV. 
88 
1 -02353 
1-02555 
1-02761 
665 
18 
238 
35 18 
144 8 
3950 
1-7 
23 3 
89 
1-02359 
1-02558 
1-02764 
+•871 
19 
239 
35 18 
147 9 
3625 
1-7 
237 
92-5 
1-02378 
1-02572 
1-02778 
+*668 
23 
241 
35 41 
157 42 
2300 
17 
22-5 
92-5 
1 -02381 
1 -02558 
1 02764 
•690 
24 
242 
35 29 
161 52 
2575 
17 
227 
92 
1-02377 
1-02560 
1-02766 
+*907 
28 
244 
35 22 
169 53 
2900 
1-8 
227 
94 
1-02388 
1-02671 
1-02777 
•912 
30 
245 
36 23 
174 31 
2775 
16 
23-2 
88-5 
1-02356 
1-02553 
1 -02760 
+*922 
July 
2 
246 
36 10 
178 0 
2050 
17 
23-0 
II 
93 
1-02381 
1-02572 
1-02778 
•924 
3 
247 
35 49 
179 57 
2530 
1-8 
22-4 
95 
1 02394 
1-02568 
1-02774 
*937 
7 
249 
37 59 
171 48 
3000 
1-8 
21 -0 
96-5 
1-02406 
1 -02542 
1-02748 
+948 
9 
260 
37 49 
166 17 
3050 
17 
20-4 
00 V. 
7 
1-02448 
1 -02568 
1-02774 
+953 
10 
251 
37 37 
163 26 
2950 
17 
19-4 
12 
1-02478 
1-02572 
1-02778 
+*964 
• 1 
12 
252 
37 52 
160 17 
2740 
1-8 
19-5 
if 
10-5 
1-02471 
1-02567 
1 -02773 
+974 
II 
14 
253 
38 9 
156 25 
3125 
17 
21-6 J 
00 IV. 
+ 0-1R. 
j 87-5 
1-02417 
1-02569 
1 -02775 
+•987 
17 
254 
36 18 
154 43 
3025 
17 
23 3 
00 IV. 
84-5 
1 02334 
1 -02533 
1 -02739 
+992 
19 
255 
32 28 
154 33 
2850 
17 
247 
87-5 
1-02347 
1-02569 
1-02775 
+*1002 
21 
256 
30 22 
154 56 
2950 
1-8 
25-0 
82-5 
1 02317 
1-02565 
1-02771 
♦ 1010 
23 
267 
27 33 
154 55 
2875 
1-6 
24 3 
88-5 
1 -02353 
1-02581 
1 -02788 
1012 
24 
258 
26 11 
155 12 
2775 
1-8 
25 3 
73 
1 02266 
102523 
1013 
24 
258 
26 11 
155 12 
2776 
1-8 
25-3 
74 
1-02271 
1 -02528 
j l*Uz7ol 
[♦*1024 
• f 
26 
259 
23 3 
' 1 56 6 
2225 
1-6 
25 '2 
83 5 
1 -02323 
1 -02577 
1 -02784 
*1026 
II 
27 
260 
21 11 
jl 57 27 
310 
67 
22 9 
If 
88 
1 02354 
1 02542 
1 -02699 
|+*1035 
A UR. 
12 
261 
20 18 
157 14 
2050 
1-8 
25 3 
83 
1 02320 
1-02577 
0-02783 
+*1045 
• I 
20 
262 
19 12 
154 14 
2876 
1-8 
25 2 
82 
1 02315 
1 -02569 
1 02775 
[+*1061 
II 
21 
263 
17 33 
153 36 
2650 
17 
25 3 
77 
1 -02287 
1-02544 
1 -02750 
{+*1063 
23 
264 
14 19 
152 37 
3000 
1-8 
261 
82 
102313 
1 -02594 
1 02800 
,+*1067 
II 
25 
265 
12 42 
il52 1 
2900 
17 
26 6 
71 5 
1 02255 
1 02551 
1-02757 
| +1076 
26 
266 
11 7 
.152 3 
2760 
17 
26 8 
76 
1-02277 
1 02579 
1 -02785 
( +*IO«7 
*• 
28 
267 
9 28 
1 1 60 49 
2700 
17 
277 
If 
70 
1 02242 
1 -02572 
1 -02778 
Sandwich Ids. Japan to the Sandwich Islands. Off the Ad’ty Ids. |Meangis Id. Sandwich Ids. 
towards Tahiti. of lajmn to Japan. to Ad’ty Ids. to Tahiti. 
