SUMMAEY OF EESULTS. 
1211 
and made sail. Diomedea exulans, Procellaria aequinoctialis, and Tlialassidromas 
were seen. 
Tristan da Cunha distant at noon, 1300 miles. Made good 114 miles. No current. 
Surface Organisms. — The following species is recorded from the surface at this 
Station : — 
CoPEPODA (Brady, Zool. pt. 23). 
Pontdla magna (Lubbock). 
The tow-net yielded only one or two small fishes, a specimen of Velella, a few 
Copepods, and some larval shells. 
Station 329 (Sounding 479), Rio de la Plata to Tristan da Cunha (see Chart 16 
and Diagram 6). 
March 7, 1876 ; lat. 37° 31' S., long. 36° 7' W. 
Temperature of air at noon, 67°’8 ; mean for the day, 66°'0. 
Temperature of water : — 
Surface, . 
64-5 
400 fathoms. 
38-9 
25 fathoms. 
63-7 
500 „ 
38-0 
50 „ . . 
57 '0 
600 
37-4 
75 „ , . 
55-8 
700 „ 
37-0 
100 
54-5 
800 
37-0 
125 
53-2 
900 
37-0 
150 
51-3 
1000 
37-0 
175 
48-0 
1800 
37-0 
200 
45-0 
2000 
36-0 
225 „ , . . 
43-0 
2200 
32-6 
250 „ 
41-5 
2400 
32-5 
275 „ 
40-7 
Bottom, 
32-3 
300 
40-2 
Density at 60° F. : — 
Surface, 
. 1-02606 
2000 fathoms, 
. 1-02584 
200 fathoms, 
. 1-02569 
Bottom, 
. 1-02576 
400 „ 
. 1-02535 
Depth, 2675 fathoms; deposit. Red Clay, containing 070 per cent, of carbonate 
of lime (see Murray and Renard, Deep-Sea Deposits Chalk Exp.). 
At 10 A.M. got up steam. At 11 a.m. shortened and furled sails, and proceeded under 
steam to sound. At noon sounded in 2675 fathoms. Took serial temperatures, and 
obtained specimens of water. At 5.20 p.m. completed observations and made sail. 
Diomedea exulans, Diomedea fuliginosa (?), molly mauks {Diomedea melanoplirys ?), 
Station 328. 
Organisms from 
Surface-Nets. 
Station 329. 
