Il
' 'h’,
,1 ■ij) 1 1
- h i
H . \
'l.(
\ k
Iifii;
aI
AA'as r ep e a ted a t in t e r v a ls o f 50 f a th om s , Avith th e
r e s u lt o f v e r if y in g th e t em p e r a tu r e s t a k e n e a r lie r in
th e d a y , Avhich s e em e d to in d ic a t e th e p r e s e n c e o f
a m a s s o f Avater n e a r ly 200 f a th om s th ic k , a t a t em p
e r a tu r e r a n g in g fr om 16° C. to 18° C., b r in g in g dOAvn
th e i s o th e rm a l l in e o f 16° C. o n PL IX. fr om th e 200
to th e 300 fa th om lin e a n d p r o d u c in g a h um p on
th e c u r v e d e d u c e d fr om th e s o u n d in g someAvhat r e s
em b lin g th a t Avhich Ave h a d tr a c e d a lo n g th e Avest
c o a s t s o f E u r o p e .
On Monday the 31st, the AA'eather still continuing
very pleasant, Avith a light south-easterly wind, Ave
sounded and dredged in 2,700 fathoms. The dredge
brought up a quantity of reddish-grey mud of the
usual character. Carbonate of lime Avas in some
quantity, and the clay contained a number of the
fresh shells of calcareous miliolines. The only
higher animal sifted ont was a scarlet caridid shrimp.
A serial sounding (curve No. 29, Eig. 71) gaA'e a still
more decided indication of a stratum of Avarm Avater
betAveen the 1-and 300 fathom lines.
Surface
100 fathoms
200 „
300 „
400 „
500 „
600 „
700 „
800 „
22°- 2C.
17 • 7
17
0
14
3
10
6
6
4 • 7
4 • 1
900 fathoms
1000 „ .
1100 „ .
1200 „ .
1300 „
1400
1500 „ .
Bottom
3°- 5C.
4 1
8
8
4 6
Tavo additional series of temperature were taken
at this station, one at intervals of ten fathoms down
to one hundred, and a second at the odd fifties down