REPORT ON THE COMPOSITION OF OCEAN- WATER. 
123 
Number of 
Sample. 
Date of 
Collection. 
Deptli 8. 
Mgrms. of 
C0 2 per Litre. 
Remarks. 
1875. 
1375 
Dec. 24 
0 
46'3 
Residue treated with 50 c.c. KMn0 4 . | 
Sol. of 17th October. Deducting 
2-26 mgrms. CO, leaves 107 
mgrms. of C0 2 = 2 - 9 mgrms. car- 
1378 
„ 27 
0 
47-3 
bon. 
1388 
n 28 
B 
55 -6 
1386 
„ 28 
800 
53-2 
1385 
„ 28 
400 
48-8 
1383 
„ 28 
200 
47-3 
1390 
„ 30 
0 
48-9 
1393 
„ 30 
100 
50-4 
1876. 
1405 
Jan. 2 
345 B 
45-1 
1424 
„ 8 
0 
39-5 
1430 
„ io 
200 
70-8 
1438 
„ 11 
245 B 
51-2 
1445 
21 
,, L 
B 
42-4 
1446 
22 
,, 
0 
42-9 
1459 
Feb. 8 
1035 B 
38'5 
1462 
„ 11 
0 
38-5 
1494 
„ 28 
1900 B 
43-0 
1496 
„ 29 
2800 (1) B 
51-7 
1498 
Mar. 1 
20 
38-5 
1507 
9 
B 
50-2 
1508 
„ 3 
0 
340 
1533 
„ io 
B 
46-6 
1527 
„ 9 
400 
43-6 
1531 
„ io 
800 
43-6 
1544 
„ 13 
2025 B 
44-5 
1539 
,, 13 
100 
37-2 
1573 
„ 20 
0 
34-8 
1576 
„ 21 
50 
37-3 
1577 
„ 21 
100 
36-8 
1578 
21 
,, -j A. 
200 
43-1 
1581 
22 
j, 
0 
38-2 
1588 
» 23 
400 
43-6 
1590 
„ 24 
0 
35-3 
1597 
» 24 
800 
43-6 
1614 
» 26 
400 
44-1 
1621 
April 4 
25 
34-3 
1638 
„ 6 
1875 
39-2 
1637 
„ 6 
800 
45-5 
1644 
„ 7 
300 
45-5 
1662 
„ 11 
0 
33-8 
1684 
„ 28 
0 
38-2 
1687 
May 1 
0 
37-3 
1693 
„ 3 
200 
38-7 
1697 
V 3 
B(?) 
36-8 
1699 
„ 5 
0 
33-8 
1707 
„ 6 
400 
38-7 
