1116 
THE VOYAGE OF H.M.S. CHALLENGER 
SrATios 29S. 
Avimaln raow 
Thawi. 
Temperature of 'water 
: — 
Surface, . 
59-0 
7 00 fathoms. 
38-1 
25 futlioms, 
55-8 
800 
37-7 
50 
52-5 
900 
37-2 
75 „ 
50-5 
1000 
36-9 
100 
49-6 
1100 
36-7 
125 
48-3 
1200 
36-5 
150 
47-2 
1300 
36-3 
175 
46-1 
1400 
36-2 
200 „ 
45-1 
1500 
36-1 
225 
44-1 
1600 
36-0 
250 
43-2 
1700 
35-9 
275 
42-4 
1800 
35-9 
300 
. • . 41-9 
1900, 
35-8 
400 
40-3 
2000" 
35-7 
500 
39-5 
2100 
35-7 
GOO 
38-7 
Bottom, 
35-6 
Density at 60° F. ; — 
Surface, . 
. 1-02533 
300 fathoms. 
. 1-02529 
25 fathoms, 
. 1-02526 
400 „ 
, 
. 1-02540 
50 „ 
. 1-02522 
800 „ 
. 1-02544 
100 „ 
. 1-02546 
1725 „ 
. 1-02540 
200 „ 
. 1-02540 
Depth, 2225 fathoms ; 
deposit. Blue Mud, containing 5 ’65 
per 
cent, of carbonate of 
lime (see Murray and Renard, Deep-Sea Deposits ChalL Exp.). 
At 4.30 A.M. shortened and furled sails, and proceeded under steam. Sounded in 
2225 fathoms. Put trawl over, veering 2700 fathoms. Obtained serial temperatures 
from surface to bottom. The carbonic acid was determined in bottom water and amounted 
to 44 ’3 milligrammes per litre. At 1 p.m. commenced heaving in trawl, which came up 
at 3.40 P.M. with numerous specimens, while the attached tow-nets contained a little 
mud, one manganese nodule, portions of a Cephalopod beak, and pieces of twigs. 
The mud conLiincd many excreta of Echinoderms. Proceeded under steam, and at 
5.30 P.M. made sail Many stormy petrels were seen. 
Valparai.so distant at noon, 122 miles. Made good 122 miles. Amount of current 
15 miles, direction S. 16° W. 
The following species arc recorded in the Zoological Reports from the trawl at this 
Station : — 
A.stkkoidka (Sladcn, Zool. pt. 51). 
Porcellnruvfter (/rncilis, n.g., n.sp. Obtained at no other locality. 
Hyiru'noHtei' carnoms, n.sp. Obtained at no other locality. [Recorded in error 
from Station 295]. 
