250 
PROFESSOR FORCHHAMMER ON THE COMPOSITION 
Fifth Region. — Davis Straits and Baffin’s Bay. 
Chlorine. 
Sulphuric 
acid. 
Lime. 
Magnesia. 
All salts. 
Coefficient. 
1. Captain Gram, May 26, 1845. 
N. lat. 60° 32', W. long. 53° 11' 
19*010 
2*283 
0*550 
2*115 
34*414 
1*810 
(12*01) 
(2*89) 
(11*13) 
2. Captain Gram, June 2, 1845. 
N. lat. 62° 8', close to the island ved Fre- 
derickshaab 
18*317 
2*161 
(11*80) 
0*551 
(301) 
2*036 
(11*12) 
33*109 
1*808 
3. Captain Gram, June 12, 1845. 
Close to the Killiksut Islands near Nanarsuit 
(about N. lat. 60°) 
18*386 
2*144 
(11*66) 
0*546 
(2*97) 
2*018 
(10*98) 
33*190 
1*806 
4. Dr. Kaiser, September 5, 1845. 
18*251 
2*131 
0*455 
2*140 
32*926 
1-804 
N. lat. 64° 41', Davis Straits j 
(11*68) 
2*187 
(12*27) 
(2*49) 
0*496 
(2*78) 
(11*73) 
2*005 
(11*25) 
5. Dr. Kaiser, September 4, 1845. 
N. lat. 66° 58', about 30 English sea-miles 
from Greenland 
17*818 
32*304 
1*813 
6. Dr. Kaiser, August 30, 1845. 
N. lat. 68° 43', W. long. 52° 45', harbour of 
18*325 
2*238 
(12*21) 
0*495 
(2*70) 
2*080 
(11*35) 
33*187 
1*811 
S 7. Dr. Kaiser, September 3, 1845. 
8 sea-miles from Godhavn, Disco (about 
N. lat. 69° 50 ) 
18*401 
2*255 
(12*25) 
0*455 
(2*47) 
2*008 
(10*91) 
33*446 
1*818 
8. Dr. Rink, July 5, 1849. 
N. lat. 69° 45', 24 English sea-miles W. from 
Disco 
18*524 
2*268 
(12*24) 
0*530 
(2*86) 
2*109 
(11*39) 
33-595 
1*814 
Mean - 
r 
18*379 
2*208 
0*510 
2*064 
32*281 
1*811 
(12*01) 
(2*77) 
(11*23) 
Maximum 
19*010 
17*818 
12*27 
11*66 
3*01 
11*73 
10*91 
34*414 
1*818 
Minimum 
2*47 
32*304 
1*804 
Sixth Region. — The North Sea. 
Chlorine. 
Sulphuric 
acid. 
Lime. 
Magnesia. 
All salts. 
Coefficient. 
1. 1844. 1 
18*772 
2*312 
0*488 
2-128 
34*302 
1*827 
Between the Orkneys and Stavanger, in Norway I 
i 
(12*31) 
(2*59) 
(11*33) 
2. 1844. 
1 
18-278 
2*223 
0-455 
2*192 
33*294 
1*822 
S.W. of Egernsund. Norway J 
b 
(12*14) 
(2-49) 
(11*98) 
3. Captain vonDockum, September 16, 1845.^ 
In the Hooft in the deep channel near the 
Galloppers 
19*282 
2-351 
(12-19) 
0*560 
(2*90) 
2*166 
(11*23) 
35*041 
1-817 
4 Captain von Dockum, September 18, 1845. 
About forty-five English sea-miles W. from 
the lighthouse of Hanstholm 
i 
r 
17*127 
2-079 
(12*09) 
0*548 
(3*19) 
1*929 
(11*26) 
31*095 
1*815 
5. Captain von Dockum, September 18, 1845. ] 
L 
18*131 
2-141 
0*565 
2*037 
32*674 | 
1*802 
Skagerack, between Hirtshals and the Skau. J 
1“ 
(11*81) 
(3-12) 
(11*23) 
6. Back, S. Heligoland. 
Analysis from Erdmanns Journal, Bd. 34, 
P- 185 J 
i 
16*830 
2-008 
(11*93) 
0*485 
(2*88) 
1*866 
(11-09) 
30*530 
1*814 
Mean 
r 
18-070 
2*185 
0*517 
2*053 
32*823 
1*816 
i 
(12*09) 
(2*86) 
(11*25) 
Maximum 
i 
! 
19*295 
2-351 
(12*31) 
0*565 
(3-19) 
2*192 
(11*98) 
35*041 
1*827 
Minimum 
[ 
17*127 
2-008 
(11*77) 
0-455 
(2*49) 
1*866 
(11*09) 
30*530 
1*808 
