The Seattle post-intelligencer. [volume] (Seattle, Wash. Terr. [Wash.]) 1888-1914, 1899-10-29
Scientific Exploration of
Old Oceans Hidden H.,

IN HE difficulties connected with ,,s
greater aepths II the sea arise pr;Ds,nassa
fact that in The majority Of cases ,hy hse n
are necessarily indirect. Al the su,, e oessraosI
- uirect observation Is possible bu, onr :, 80 'se Ss
the conditions prevailing in deem AaessaA J
tha' - mere taSihs place : almost wholly sa
the correct working of The Instruments ,h aepends -
at the critical moment is hidden from sight oa ssI
10 esao!>h Geographic communication be,xe., a*
America that gave The trst direct Impulse =. tas
ths s,,rver ~ nvy - ''i p"snS' and at pr,..a
amount of accurate knowledge regarding the s year
The recognition OF oceanography as a sss,, W ne Sap
ii' Ne ead ." u'e rom the commeneers-.a
Challenger Investigations. The fuller knowls,gSseas
about all oceanic phenomena has had I've nas
influence on man! general conceptions tbs
extent OF those changes which crust Of ira assa
undergoing and has undergone past geolosc. 10y.
knowledge Of the stiu very incomues UNA
however. already been acquired the hls,or,an aA
probability point to the dscoyer.
past forty the important addition ~ ssa
knowledge OF our planet since the geographic, &
associated with the of Columbus Da CAM -, ug
Ian at the end OF the fifteenth and the beginning AZ -
teenth centuries. u e@ q
All measurements of depth. by which We ase,r,.,
OF mat part Oh the earth crust covered by are ~
TO the surface the measurements height On ,s
likewise referred level The soundrss 20 s
water surface OF the globe have accumulated at 49,
during the fifty In the shallow water ~
soundngs may be spoken innumerahls. ,s y
fahom line surrounding the land therefore OMEN -
region the soundngs in deep beyond the Imsa
line much less numerous Each year. however 49,
large additions to our knowledge Within the last decss Fl
o0 deep sounings have been taken British shrs -.
The deep soundings scattered dirsrea, -
~
North Atlantic and Southwest Pacific.
lines If depth be drawn greater 80
in the other divisions of the
the whole ii be said that the general tend~,e,
soundngs Is extend the with depths r,
than 1000 fathoms. and to show that VOLCANIC Co.
the general level of the floor of the
various levels beneath the surface.
appears considerably than half OF the
depth exceeding 1900 athoms. geor,,s
miles. the Challenger charts all where tina Srs
5000 fathoms have been called 'deeps
have been conferred them. Forty
pressions are Twentyfo situated n 81
three In the Indian fifteen A,
in the Southern and Antarctic nj
occupied these depths is estimated lseM sea,
geographical miles about ! cent. OF the Ne
globe Within these deeps 80
have which -four stAa
including fathoms. Depths
geographical nfes) have been recorded
eight deeps viz In the North Atlantic within aI
Mares deep. Antarctic within the Ross Deep u;
Banda the Weber deep In the North Pacific
Challenger Tuscarora and Supau deeps and In the tI
Pacific Aldrich and Richards deeps Depths
fthOms have been hitherto recorded only vital
the South Pacific 10 the east OF tn EsI
madecs islands. where the creates. depth s
fathofns than five geographical mieA M
below the level of the than the
Mount Everest. in the Himalayas. Is above IT,