846 
THE VOYAGE OF H.M.S. CHALLENGER. 
Station -215. Tilier-Reichs, and Appendicular ia was present in swarms. There was a fine perfectly 
transparent male lihahdosoma, apparently a different species from the Atlantic one ; it 
was extremely active, working the abdominal swimmerets with great rapidity and 
darting forwards.” 
Station 216. 
Station 216 (Sounding 353), Samboangan to New Guinea (see Chart 31 and 
Diagram 15). 
February 16, 1875 ; lat. 2° 46' N., long. 133° 58' E. 
Temperature of air at noon, 83°'3 ; mean for the day, 79°’5. 
Temperature of water : — 
Surface, 
100 fathoms. 
200 
300 
400 
.500 
if 
82-8 
600 fathoms. 
71-9 
700 „ . . 
49-2 
800 „ 
44-3 
900 „ 
42-3 
1000 „ 
41-0 
Bottom, 
39-9 
38-9 
38-0 
37-4 
37-0 
35-4 
Density at 60° F. at bottom, 1 ’02585. 
Depth, 1675 fathoms; deposit, Globigerina Ooze, containing 49*03 per cent, of 
carbonate of lime (see Murray and Renard, Deep-Sea Deposits Chall. Exp.). 
At 4.30 A.M. stopped engines. At 5.30 a.m. sounded in 1675 fathoms to the S.W. 
of the supposed position of Carteret reef. Obtained serial temperatures down to 
1000 fathoms. At 8.20 a.m. completed observations and proceeded N.E. ' towards 
the supposed position of Carteret reef. At 11.20 a.m. altered course towards apparently 
broken water, which proved to be a school of whales. Altered course again and proceeded. 
.Station 216a. Station 216a. 
February 16, 1875 ; lat. 2° 56' N., long. 134° 11' E. 
Temperature of water : — 
Surface, . 
25 fathoms, 
50 
75 
100 
»» 
ft 
ft 
82-8 
125 fathoms 
83-2 
1.50 „ 
81-5 
175 „ 
78-8 
200 „ 
71-8 
Bottom, 
65-0 
57-8 
61-5 
48-7 
35-4 
Density at 60* P’. at surface, 1*02570 ; bottom, 1*02567. 
