New-York tribune., 1874-06-13
SOUNDINGS IN THE PACIFIC
SURVEY FOR CABLE TO JAPAN.

SURVEY FOR CABLE TO JAPAN.
A SERIES OF SUBMARINE MOUNTAINS WITH LEVEL
PLATEAU NEUTRALITY-SUSPICIOUS. OF APPAhA
TUs USED FOR DETERMINING OCEAN CURRENTS
AN ISLAND OF ONLY sIxrY-FIvE INHABITANTS
WITH YANKEE GOVERNOR.
lPROM AN OCCASIONAL CORRESPONDENT OF THE TRiBoSnI
". s. 8. TUsCARORA, off Port Lloyd, Peeie
Island, April 6After delay Of over six weeks ow'"k
political troubles rendering desirable the presence
and influence of a man-ofwar, we left Honoiu'u 'or
Yokohama. In addition to full bunkers, over 10 TONS
Of coal slowed deck. to provide for the neccss
ties Of the work In the entire distance, WITHOUT has
to run back ahead for more having In view INC Ca
tent Of plateau that must be investigated pciore rs
About 200 miles to the westward OF Honolulu We Gu
countered steady fresh N. E. trades, which accom-
panied to lat 2io So N, long 174o E., where VIC o'
them and met with light variable breezes, aud stooo On
under steam, using sail when advantageous Inc
weather throughout entire trip OF twentyegnt day
was delightful and could not have been more raVoraoe
No gales we're met, and hardly sQuall worthy o' no
tce Remarkable success attended the Work tnrougn'
out. give detailed account OF results
SIX MOUNTAINS IN THE OCEAN BED.
Sixty casts were taken intervals averaging aoou.
81 miles The fell rapidly and steadily from Homo
uu until NJ long. 1890 30 W. was reached IA as
tance about s5 miles, to 241s fathoms depth MAKING
slope Of nearly 162 feet to the mile. From that point
to lat 16 N long 1850 w. in distance oil $50 miles,
there slight gradual slope OF only fonr feet 10 ne
mile Between the last named point and lat W o2 NJ
long 1920 3y w., distance OF 1856 miles. there Is SUD
marine mountain with its summit in about lat ~ Al
N long 17o 33 w. Its hight Is 56O feet 1t has slope
of 40 feet the mile its eastern sde and S eet Oh
it's western.
From the last station mentioned where there was 3oi
fahoms Of water the bottom regular for 2o miles,
until lat 2lo 80 N, long. 1889 1U W. was reached De
tween this station and go N. long 1870 49, e. the
second submarine mountain passed, with It's summit
in lat 40 AZ NJ long. 81 E.; its eastern slope aver
ages to the mile for about 27 miles from its base
and 81 feet the rest of the distance to the summit lis
western slope IS feet its hight Is about l2OOO feet
From this last station the plateau be regarded as
level for over 40 miles until lat 23o 81 NJ long, 1912 81
E. reached. Between this point and lat 2A' W. NJ
long 1909 E., the third submarine ridge or mountain
was discovered with its summit in lat. go 45 NJ, long,
i6O Sc f. Its hight 1900 feet Admitting the slope OF
tins mountain to be regular from its base TO its summit
(Which is Of the minimum slope possibeJ II VII.
eastern slope of 1872 feet to the me and slope
on Of feet Between the last position
and lat Sc NJ long 1860 10 E., the fourth eleva'
ton, having its summit in lat 23' 55 N long 1857 W H.
From its summit distance OF about As miles to the
westward, there was but slight nappreciaole fal anu
from that pQpt the base slope OF 90 feet to the mie
Sc eastern slope vas co ree its hight is eoe feet For
the next 90 DOttom VIZ
NJ long. 1859 Os vas REACHED between which and lat
40 25 NJ long f53o on E. fifth mountain extend
ing the surface in island known as Marcus Island
cast taken in lat $40 20 NJ long 15o O6 E dis-
tance of about miles from this island, to the
northward 1900 fathoms OF water were found, which
gives the land northern slope TO this point OF LISA feet
10 the mile From this point to the eastern base the
slope was about 200 feet TO the me and to the western
l57 feet
For 17e miles from the last position the bottom was
comparatively speaking regular; then the next $50 miles
occupied by the sixth mountain ridge, its eastern
base in lat $50 IL NJ long li9o B e. its western IN iat
26o 90 long, I6o 10y E., and its summit in la 250 AZ
NJ long 80 E. Its hight about 1900 feet Its
eastern SLOPE 1863 feet to the mile and its western 50
feet From this point to Port Lloyd, distance OF 2lo
miles, tho slope was about sc feet to the mile. have
taken in consideration the hight and slope OF the sub
marine elevation about 5000 fathoms OF water as the
depth of the plateau proper for it was only at that
depth that 1t remained regular for any distance and
again the average depth between the bases of the noun
tains mOuntainrldges, and for half the entire
distance line about that. All the slopes COM
puted the minimum.