BULLETIN OF THE 
SPECIFIO Graviry or THE OCEAN IN THE Panamic District. 
During the present cruise of the “Albatross,” a few observations of 
the specific gravity of the water were taken, 
On February 23, at a um of 546 fathoms, the T dein was as 
highas . . 
While on the surface it was | only " « 
On February 24, at the surface, Station 33 DI. ; . 
= “ at 600 fathoms “ ee 
Ld 25, at the surface, Station 3301 à N à b T i 
ji * at 1,000 fathoms, “ ud ‘ i " 
" 26, at the surface, Station 8362 . ‘ ‘ A 
= “ at 1,000 fathoms “ di 1 ‘ ‘ : 
s 27, at the surface, Station 3365 " i . 
i “ gt900fathoms ^" i 
March 1, at the surface, Station 3371 , N A P AER A: 
* T, at the surface, Station 3882 . y ‘ F ; " 
Cocos Island, at the surface , . " ‘ ‘ 
Off Malpelo “ ss 
At = et nt off Chatham, at ‚the sortaos., " . . 
Wreck Bay, “ y , " . . 
st m at Charles Island, at the surface à A ‘ ‘ 
" ee at Duncan Island, “ d ; . 
dg i at Indefatigable Island, at the surface 3 . 
3. " off Wenman, at the surface ; 
April 6, at the surface . ‘ . : . Mitts ir 
* 8, at the surface, Station 3414 i 4 3 ; 7 ? 
* 11, off Acapulco, at the surface ; 
On the trip of the “ Albatross ” to these waters from San T'ratiólíoo, the 
specific gravity of the sea water at the surface, reduced to 6009, 
off San Francisco, was  . í . f ‘ . 4 ‘ 
It gradually increased to (i ese , 
And diminished again, near Acapulco, io ‘ , ‘ $ 
From Acapulco towards Panama, it gradually decreased to . . 
And off Panama passed through streaks as low as 
On a former trip from Panama to the Galapagos and to Acapuloo, the 
specific gravity in Panama Bay was 
March 6, 1888, in Lat. 39 22’ N., Long. 86° 5’ W., on dins way ^ the Ga- 
lapagos, the surface water had a specific gravity of. , 
Off Hood’s Island, — d i 
Off James Island,  * us € g " 
In Lat. 8° 10’ N., Long. 95° 9’ W., the surface water had a specif, grav- 
ity of s A 
Off Acapulco, the surface water had a o specific gravity of 
“u 
1.027800 
1.025700 
1.024700 
1.026912 
1.024712 
1.027512 
1.024726 
1.027120 
1.024900 
1.027100 
1.024568 
1.026160 
1.024600 
1.025960 
1.025726 
1.025926 
1.026126 
1.026126 
1.025926 
1.025926 
1.026912 
1.026112 
1.026712 
1.026160 
1.026960 
1.026520 
1.025920 
1.024600 
1.026160 
1.025726 
1.028316 
1.027916 
1.026316 
1.026924 
The lines limitingthe areas of specific gravities given on the chart 
by Buchanan in the narrative of the “Challenger” will have to be 
