NATIONAL INTELLIGENCE SURVEY GAZETTEER FOR UNDERSEA FEATURES

• Document Type: CREST
• Collection: NIS
• Document Number (FOIA) /ESDN (CREST): CIA-RDP01-00707R000200020002-3
• Release Decision: RIF
• Original Classification: U
• Document Page Count: 154
• Document Creation Date: October 25, 2016
• Sequence Number: 2
• Content Type: REPORTS

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~.t- t, , , , < ~~t constii;~te dzngers to surface the lower terrnination of a can~on.
navigation, generics have been changed where necessary to make fishing area-used only once, to design~te Suitcase Seamounts;
_ them properly descriptive ~nd emphlsize the danger, this term has not been incorporated in the BGN list of standard
- The following are the designations and deSn;tions currently terms and definitions.
used by the BGN. Designations not ~ppearing in this gazetteer f
racture zone-an extensive linear zone of unusually irregulaz
= because no names of such features had been approved as of its topogrlphy of the sea floor characterized by large seamounts,
_ date, are indicated by an asterisk steep-sided or asymmetrical ridges, troughs, or escarpments.
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gap-a steep-sided depressi~n cutting transversely across a ridge section of sea-used only ance, to designate the Dangerous
or rise. Ground in the South China Se1 for whieh no approved term wns
knoll-an elevation rising less than 1,000 meters ( or 500 Rppropriate; this term lias not been included in d~e BGN

- f~thoms) from the sea floor 1nd of limited extent across the standard term list.
= summit. *shel
f edge-the line along ~vhich there is a marked increase of
~ *levee-an embankment bordering one or both sides of a sea- slo pe at the outer margin of a contine~ital (o~~ islnnd) shelf.
channel or the low-gradient sea~vard part of a can~on or vn l le~. slioal-an of~shore hazard to navigntion wifl~ ~ leas~ depth of
nioat-an annular depression thlt may not be continuuus, lo- ~,enty meters ( or ten fathoms ) or less, composed of uncon-
cated at the base of many seamounts or islands. s~olidated material.
plain-a flat, gently sloping or nearly level region of the se1 floor. 4~i�
plateau-a comparatively $nt-topped elevation of the se~ Hoor *sil~-the low part of the ridge or rise separlting oceln basi~~s
of consider~ble extent across the summit and usually rising more from one another or from the adjacent sea floor. ~
than 200 meters ( or 100 fathoms ) on 111 sides. slope-see continental ( or island ) slope.
~rovince-a region composed of a group of similar bathymetri~ spit-used only once, to designate Howell Hook, a feahire
features whose characteristics are markedly in co*~trast with sur- shaped like a spit. However, the feature lies at n depth of 144 to
rounding areas. Used only once in this gazetteer, as a designa- 180 meters, and since no other such features at fhis depth have
tion far Guadelupe Arrugado, an area characterized by sub- come to the Board's attention, the terni has not been incor-
dued corrugations on ~ scale previously unreported. Arrugado porated in the BGN list of undersea terms.
has not been incorporated into the BGN standard term list. spur-a subordinate elev~tion, ridge, or rise projecting outw~rd
ree f-an offshore consolidated rock hazlyd to navigaHon with from a larger feature.
a least depth of tw~nty meters ( or ten fathoms ) or less. strath---a broad elongated depressi ~n with relatively steep walls
- ridge-a long, narrow elevltion of the sea floor with steep sides located on a continentnd shelf. The longitudinal profile of the
and irregular topography, floor is gently undulating with greatest depths often found in
= rise-a long, broad elevation that rises gently and generally the inshore portion.
smoothly from til~e sea floor, tablemount-a seamou~it having a comparatively smooth flat top.
saddle-a lo~v part on a ridge or between seamounts. terrace-a bench-like structure bordering an undersea feature.
_ seachannel-a long, narrow, U-shaped or V-shaped shallow tongue-used only once, to designate CatQChe Tongue, 1lateral
depression of the sea floor, usually occurring on a gently sloping protrusion from an island slope; this term has not been incor-
~lain or fan. porated in the BGN list of standard terms ~nd definitions. ~
seairiount-an elevation rising 1,000 meters ( or 500 fathoms ) trench-a long, narro~v and deep depression of the sea floor,
or more from the sea floor, and of limited extent across the with relatively steep sides.
summit. trough-a long depression of the sea floox, normally wider and ~
seamount chair~several senmounts in a line with bases sepa- shallower than a trench.
rated by a relatively flat sea floor. valle~-a relatively sh111ow, wide depression with gentle slopes,
seamount groicp-several closely spaced seamounts not in a line. the bottom of which gr~ides continuously downward. This term
seamount range-several seamounts having connected bases and is used for feltures that do not have canyon-like characteristics
= aligned along a ridge or rise. in any significant part of their extent.
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NOT~; "Deeps," which were really deep soundings rather 3, Const nnd Geodetic Survey, Washington, D. C.

_ thnn physicnl fet;tures, were once givcn m~mes with "deep" ns 4. Gcologicul Survey, Wushington, D. C.
the generic term indicntinb the clnss of thing nnmed nnd com- 5, Scripps Institution of Oceanogruphy, University of Cali-
monly with the ship s uamc as the specific term identifying the fornifl, Ln Jo11A, Culifornia.
individutil thing ~vithin the clnss. Deep soundings nre now 8. Lamont Ceological Observntory, Columbia University,
_ identificd on charts by ti notation of the ship mnking the p~lis~des,lVew York,
sounding, the sounded deptl~, nnd the yefir rttther thnn by n~me. 7. Woods Holc- Oceanographic Institution, Woods Hole, Mas-
All names including the ~vord "deep" hnve been dropped,
~vhethcr or not they are listed us cross-references. snchusetts.
8. Nntionnl Geographic Society, Wnshington, D. C.
Lntitude nnd longitude 9. Americ~n Geographical Society, New York, New York.
~ The tl~ird 1nd fourth colttmns indicate geogr~phic coordin~tes, Periodic~ls
witl~ t}~e longitude based on Greenwich, Coordin~tes serve only 1. Deep-Sea Research, Pergamon Press, Oxford, England.
to identify thc fe~tures nlmed. 2, b~arrne Geolog~, Elsevier Publishing Company, Amsterdam,
- Locationnl references Netherlands.
3. Bulletin o
f the Geological Societ~ o
f America, The Geologiell
Fentures such ~s reefs, shoals and b~nks c~n usunlly be iden- Society of America, New York, Ne~v York.
ti6ed on nlutical charts th~t have long been published by officinl
government :igencies in vlrious ec~untries for navigational use. 4. Journal of Geoph~sical Researclz, American Geophysical
Index maps showing the area covered by each chart 1re readily Union, Washington, D. C. 20037.
available in cltalogs uv~ilable from the publishing agencies. For Books
b~thymetric features, however, it is usunily necessary to consult 1. Sailing directions by the Naval Oceanographic Cff ce; pilots
relatively recent special charts issued by both government and by Coast and Geodetic Survey And Britisn Admiralty.
private ngencies. One that ~vill be useful in locating many of the 2. The Enc~clopedia of Ocn,nnog�aph~, edited by Rhodes W.
l~rger feltures named in this volume is: Fairbridge; Reinhold Publishing Company, New York, New
_ H.O. Misc. 15;254, The ~i~c?rdd, 12 sheets, N1val Oceanographic york,1966.
Office. With the rapid ~ccretion of new knowledge of the oceans, 3. The Sea three volumes� M. N. Hill, general editor; Inter-
new features are being identified and namcd faster than charts science Publishers, Londan, England, 1963.
- can be revised to show them. SomP 1re shown only on small maps
` in journal ~rticles; still othes-s i;ave yet to appear in published 4. Submarine Geology, second edition, by Francis P. Shepard;
" material. It is not feasible to cite ail :he sources, nor to indicate published by Harper and Row, New York, New York, 1963.
in ~vhich category individual names f~ll. However, a general list 5. Marine Geology, by Ph. H. Kuenen; published by John Wiley
~ of source material follows: and Sons Inc., New York, New York, 1950.
h4aps and chzrts published by the follo~ving orglni~ations: 6. The Floors of the Oceans; The North Atlantic, by Heezen,
1. N1vn1 Oceanographic Office, Suitland, Maryland. Tharp and Ewing; published by the Geological Society of
2. Hydrographic Department, British Admiralty, London. ,~merica, New York, New York, 1959.
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r~Er~cE
All of the decisions by the Board on Geographic N~mes on 3. Tbe Board will ardinarily approve names of undersea fea-
these undersea names havc becn upproved upon tl~e reconunenda- tures beyond limits of the United St~tes that nre bestowed
tion of its Advisory Committe~ on Underseu Features. Present Uy other countries or n~tionals of other countries unless there
membcrs of the Committce are Chnrles D, fio~ise ( Acting Chair- is some conflict or other question. Generics in ~nglish, if
man )~nrl Fredrick Edvalson of the N~val Oce~nographic Office, aPpropri~ite to tl~e fenture, will be ~ccepted; those in other h
Miller J. Tankel of the Coast and Geodetic Survey, Joshua 1. 1inguages ~vill Ue translated. ~'r

_ Trncey, Jr, of tlie Geologic~l Survey, ~nd I. Eugene Wallen of the 4. Appropriate specific terms for n~;nes include, but are not
Smithsonian Institution. Meredith F. Burrill, Executive Secretlry limited to, the following:
of the Bonrd on Geographic N~mes, is a memUer ex-of6cio. St1ff a. Names, or specific terms of names, of as~ociaked felturPS. }
gcographers Fr~ed G. Alberts, Willi~m Lloyd ~nd Boyd D. Peter- b. Descriptive terms, if properly descriptive of unique and
son have assisted the Committee at vlrious st~ges. St~?rting on verifiable char~cteristics.
- January 9, 1983, the Committee h~s met ~bout 100 times. c. N~mes of vessels from ~vhich underseu features have been
P~st members and their af&liations ~t time of inembership discovered.
d. Surnames of persons associated with undersea exploration.
include: John V. Byrne, Nation~l Science Foundltion; Joe S. e. Names of organizations th~t have sponsored or supported
Creager, National Science Foimdation; John B. Hersey, Office of flceanooraphic explorntion, or instituti~ns that have made
N1val Research; Harry S. Ladd, Geological Survey; John Lyman, corrtriUutions to this field of knowledge.
Nation~l Science Foundation, later Bureau of Commercill Fish- 5. N1mes cansidered inappropriate include:
- eries; H. W. Menard, Executive Office of the President; Hlrley D. a. Names applied to similar features elsewhere.
Nygren, Environmental Science Services Administration; Roger S. b. Full names or unwieldly titles of individuals, institutions
Revelle, Dep:trtment of the Interior; Harris B. Stewart, Jr. ( the or organizations.
first Chairman), Coast and Gcodetic Survey; and Lorne G. Taylor, c. Names of commercial products or their manufacturers.
Coast 1nd Geodetic Survey. d. Names of individuals proposed because of relationship or
Undersea name policies friendship ~vith the prol~onent.
6. Existing nlmes that have been applied for many years may
= BGN policies applied in the ofI'icial standardization of the be accepted even though they do not coincide with the
approved names in this gazetteer 1re as follo~vs: ~bove policy.
1. The Board will consider appropriate name proposals by geportin~; of en�ors `
Unite~: States n~tionzls for undersea features in international It is requested that 111 who use this gazetteer aid in its cor-
waters, rect~on for future editions Uy reporting errors to the Board on
2. The Board will consider name proposals for fPatures under Geographic Names, Department of the Interior, Washington, y
United States territorial waters on the same blsis as other D. C. 20240. A statement of the source of tl~e correct information
domestic names. will be he]pfuL
, Geograph9c names or their spellings do not necessarily reflect
_ recognition of the political status of an area by the United States ~
- Government.
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TABL,E OF CONTENTS
Page
(~eneral alphabetical list . . . . . . . . . . . . . . 1
= Coordinate block lists (see frontispiece map) . . , , . ?1 '

- ~ ;
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Z ~ �
~
~eneral A~ habetical List
P
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{ ~

_I ~ ~
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ABpAH~M CANyON CAN~~N 'f2 37 N 172 20 E AFRIKANSK~-pNTAkKTICHESKAYA
�AypAHAM SF,A VALLFY SEE KOTLOViNA SEE
� APRAHAM CANYON CANYON S2 37 N 17"c ~0 E ATLANTIC~TNDIAN 9ASfN BASIN 60 00 5 15 (10 E

~ A~AD~M~E DFS SfIFNCES DE I~URSS~ AfRIKANSKO~ANiARKTICHESKAYA
MASSIR SM15-MARIN OF L~ SEE V02VYSHENNOST~ Sf.E
" AN RItiE RISE 49 30 N ISO n0 E ATLANYIC-1NDIAN R1DfE RIOGF 52 00 5 2S ~0 E
A~AP~ILCO~ fOSSE I1' SEE AFRfKAN5K0~A~ITARKTICHE5KIV
~ M10DlE AMFRICA TRFNCH TRENCH IS 00 N 95 n0 W KHRF.BET SEE
AfAP~ILGO TRENCH SEF ATLANTiC-INDIAN RiDGE RIDGE S2 00 S 25 n0 E
MIODLE AMFRiCA TRFNCN TREN{H lS OQ N 9'S 00 W AGADAK CANYON SEF AYUGADAK C~INYON CANYQN 'S1 30 N 178 07 E
AfANAK ~ANVON CANYON S1 55 N l77 lB W
~ A~IS SHAALS REEFS 3?5 N 112 i0 E
A~'OR HANK MARINE BANK '1B 10 N 20 ZO M AfASSIZ VALlEYS VALIFYS 24 00 N e? 45 W
ADAK BAS~N BASlN S1 OS N 177 ~0 W AGIITTU C~tNVON CANY~N St 23 N l72 3S E
ADAK C~NyON CANY(1N sl 23 N 177 n5 W AGATTU SEA VALLEY SEE
ADAMS 9ANK MARINE BANK 41 20 5 176 00 E AGATiU ~ANYON fAilYON 'f2 2! N 172 35 E
AC,ULHAS HANK MARINE BANK 9ti 30 5 21 ~0 E
AOAMS SEAMOUNT SEANpUNT '30 01 N 176 14 W AGULHAS BANKS SEE AGULHAS BANK MAR1NE BANK 7S 30 S 2l 00 E
ADMiQAL TSF.NKER~ 60RA SEE
ZENKER SFAMOUNT SEAMOUNT ?1 00 S b 00 W Af,ULHAS BAgIN BASIN 47 00 S 27 00 E
ADMIRA~ iFNKER SEF AGULNAS PLATEAU PLATfAU 40 00 5 26 00 E
2ENKER SEAMOUNT SEAMOUNT ?1 00 S 6 00 M AGULHAS RISE SFE A6ULHA5 PLATEAU PLATEAU 40 00 5 26 00 E
ADOLPH KNOLL SFE ADCLPM SEAMOUNT SEAMOUNT 11 9S S 178 10 M AGUL'YAS~ PANKA SEf AGULHAS AANK MARINE BANK 95 30 5 21 00 E
ADOLPN SEAMOtINT SEAMOUNT 11 SS 5 17B 10 W AGUL'YAS~ KOTLOVINA SEE
AGUlHAS RASTN BASIN 47 00 S 27 00 E
ADRIATiC VLATN PLAIN 41 SO N 17 SS E
ADVENTURE pANK MARINE BANK l7 ZO N 12 l0 E AiGl1ILlE5~ BANC pE5 SEE
AFRICANA SfAMOUNT SEAMOUNT '17 10 5 29 10 E AGIILHAS flANK MARINE BANK ~5 30 5 2l 00 E
AFUNfiI CANVON CANYON 10 47 S ti0 47 E AKADEMti NAUK SSSR�
w
AFANAS(1 NIKlTIN SFE VOiVYSHFNN05T~ SEf AN RISE RISE b9 30 N 150 00 E
N(KfTIN SEAMOUNT SEAMOUNT 3 Off S 9'J 00 E AKADFM~KA f.P. BARDINA~ GORA SEE
_ BARffIN SEANOUNI SEAMf1UNT 13 45 S 53 45 E
* AFANASfVA NlKITiNA~ f,ORA SEE AKASHT KNQLL KNOLL tl 12 N 145 f15 E
NtKiTiN SEAMOUNT SEAMOUNT 3 00 5 B3 00 E AKASHI SH~ SEE AKASH( KNOLL KNOLI B 12 N 14S OS E
AFANASIY NIKiTIN SEE
NIKiTIN SFAMOUNT SEAMOUNT 3 00 S B3 00 E AKASHI SHOAI SFE AKASMI KNOLI KNO~L 8 12 N 1ti5 0'S E
- AFANASIY NfKiTIN MASSIF SEE AKASf REEF SEE AKASHI KNOLL KNOLL B 17 N t4S OS E
NIKTTIN SEAMOUNT SEAMOUNT 3 00 S B3 ~0 E ALARCdN SEAMOUNT SEAMOUNT 23 37 N 109 45 M
- 1
_ ]6B-E76 0 - EO � 7
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AI,AiKAN ARYSSAL PLAIN SEE ALEI.ITIAN SHF.LF SFE

- ALASKA PLAIN PLAIN SS 00 N 143 00 W ALF.~IT~A~I TERRACF TERRACE SO 40 N l79 n0 W
ALASKAN PLAIN SEE ALASKA PLAfN PLAIN S5 UO N l43 ~)0 W ALE~ITIAN TERRACE fERRACE 90 40 N ~79 00 W
ALASKA PLAIN PIATN S5 00 N l43 ~0 W ALEIITi~N TPEIICN TRENCH 5l 00 N 170 00 W
- ALASKA SEAMOUNT PROViNCE SEE ALFUTIAN TROUGH SEF
6lILF OF ALASKA SEAMnUNT PHOVINCE SEAM~UNT PROViNCE !6 00 N t47 n0 W ALFi1T[AP! TRENCH TRENCH S1 00 N 170 00 W
Al~9ATR05~ PLATO SFE ALEUT KNOLI KNOII S1 23 N 175 54 E
ALBATq~55 PLATEAU PIATFAU l0 00 N l03 ~0 W ~y
ALFIITSKAVA KOTLOVINA SEE
ALBATROS, PODNYAT[YE SEE ALF~ITIAN RAS1N BASIN !i 0~ N 177 ~0 E
ALAATA055 PLATEAU PLAiFAU 10 00 N 103 n0 W A~EUTSKiv 2HF.LOB SFE ~
ALBATROS PLATEAU SF.E ALFIITIAN TkFNCH TRENCH Sl 00 N 170 00 W
Al9ATR055 PLATEAU PLATFAU 10 00 N 10) 00 W ALEIIT TROUGH SFt ALEUT VALLEY VALLEY 51 15 N 176 12 E
ALBATROSS AANK MARINE BANK 56 10 N l52 20 W ALEl1T VALLfY VALLFY 5l IS N 176 l2 E
ALBATRO55 GORDILLERA CORDILLERA 4S 00 5 114 00 W ALEXA� RANC SEF ALE%A BANK REEF ll 3S 5 17S 20 E
ALBATROSS PLATEAU CLATFAU 10 00 N f03 00 W
ALE%A BANK REEF il 35 S 17S 20 E
ALBATROSS ptSE SEE ALE%ANDFR SEAMOUNT SEAMOUNT ltl 57 N 153 28 W
AL9ATR055 PLATEAU PLATFAU 10 00 N 101 00 W ALE%ANDRA. AANC SEF
ALBAV SHOAL REE~ 9 57 N I1N ~9 E ALF%ANDRA BANK REEF 8 Ot N 110 77 E
ALBORAN BASTN BASIN 36 00 N 4 00 W ALE%ANDRA 9ANK ~'.~:F 8 02 N 110 37 E
ALBORAN-BEfKEN SFE ALBORAN BASiN BASIN 36 00 N 4 ~0 W AL'FRFD M'cRS. GORA SEE
AIDARRA RfDGF SEF FARWHAH RIDGE RYDGf l0 00 S 51 00 E MER7 SEAMOUNT SEAMOUNT 48 30 S 5 30 E
.
ALDEN SEAM~UNt SEAMOUNT 49 05 N 154 4S W ALFREII MER1 SEF MFRZ SEAMOUNT SEAMOUNT 48 30 5 5 30 E
ALDRTCH DFEP SFE TONGA TRENCH TRENCH 20 00 5 173 00 W ALGA. AANCO SEF ALGA BANK MARiNE BANK '~7 07 N 13 29 E
ALDRiCH DEFP SFE KERMADEC iRENCH TkENCH 90 00 5 177 ~0 W ALGA BANK MARINE BANK 31 07 N 13 29 E
ALEKSA, BANK SEE ALE%A tlANK REEF 11 35 S 175 ~0 E ALGEWIAN AA;i1N BASiN 40 00 N 5 n0 E
ALERT PATCHES REEFS 4 09 N 119 15 E ALG~RO-PR~VFN~AL. flA551N SEE
ALGERtAN pA51N BASIN 40 00 N 5 00 E
ALEi~T DOMF SFE ALFUT KNOLL KNOLL Si 23 N 17S S4 E
ALE~IT~AN pA51N BAS1N S' 00 N 177 00 E AIGIERS~PROVF.N~RL BASIN SEE
Y
ALEiITtAN AFNCH SEE ALGFRfA~I AASIN BASiN 40 00 N S ~0 E
ALE~~TtAN TERRACF TERRACE 'SO 40 N l79 00 w ALGf1L SEpMOUNT SEAM~U?JT 2 10 5 85 YS W
ALE~1TiqN iSLAND SHELF SEE ALICF REEF REEF 4 4A N 119 05 E
ALF~iT?AN TFRRACF TERRACE 50 40 N 179 W ALt~F SFAM~iINT SFE ALICE SHOAL P.EEF 16 OS N 79 22 W
ALEUT[AN R]OGE RIDGF S1 30 N 178 00 N ALICF SHOAL REEF l6 OS N 79 22 W
AL?fTA A~INF SEF ALICIA ANNIE REEF REEP 9 25 N ll5 2R E
2
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AltftA AMN1E SFE AMERaNTfS TRENCH SFE
ALICIA ANN~F REFF REEF 9 25 N 115 2B E AMIRANTE TRFNCH TRENfH 6 00 5 52 ~0 E
ALitiA ANNIF. Rf.EF REEF 9 2S N 115 2B E AMFRASIA pA51N BASIN 90 00 N ~70 r10 W
ALIGIA ANNIE SNOA~S SEE AMIRAL ZFNKER~ CP~TE DE L~ SEE
Allf(A ANNIE REFF REEF 9 25 N tl5 2B E ZENKER SEAMOUNT SEAMOUNT 41 00 S 6 00 W
AL15. 9A1~KA SEF ALICE SHOAL REEF 16 05 N 79 ?2 W AM(RANTF RpNK SEE AMIRANTE RIDGE RIDGF 6 00 S 53 l0 E

~ AL~S~N REFF REFF B ~9 N 114 06 E AMIRANTF PASIN BASIN 7 00 S 59 00 E
= r
ALLFf,HENV SEAMOU~~T SEAMOUNT 36 5? N 58 4S W AMiRANTE RTDfiE R1DGF 6 00 S 53 l0 E
ALPHA CORDILLERA CORDILLERA q5 30 N 12S 00 W AMIRANTES RAPIK SFE AMIRANTE RiDGE RIDGE 6 00 S 53 00~'
ALPHA R1~GF SEF ALPHA CORUiLLERA CORDILLERA 85 30 N 12S ~0 W AMIRANTF TRENCH TRENCH G 00 5 52 30 E
x A~PHFCCA BANK SEE AMIRANTSKAVA ~:'.OTLOVINA SEE
ALPHF~~A SEAMOUNT SEAMf1UNT 18 20 N 117 08 W AMIRAi1TE AASiN BASIN 1 00 S 55 00 E
A~PHF~CA SFAMOUNT SEAMOUNT IB 20 N 117 OB W AMIRANTSKTV ZHELOB SEE
AMIRANTE TRF.NCH TRENfH 6 00 5 52 30 E
ALSFK CA~iYON SFE ALSEK STkATH STRATH SB 30 N 139 30 M
ALSFK STRATH STRATH 5B 30 N 139 30 W pMLtA 9ASIN BASIN 52 30 N 173 00 W
ALTAIR. GORA SFE pLTAIR SEAMOUNT SEAMOUNT 44 4~ N 34 00 W AM~tA CANYf1N CANYON 52 54 N 173 IS W
ALTAiR KupPE SEE ALTAIR StAMOUNT SEAM~UNT 44 40 N 34 00 W AMLfA KNOLL KNOLL 53 OS N ~73 53 W
ALTAtR PEAK SEF ALTA[It SEAMOUNT SEAMOUNT 44 40 N 34 ~0 W ANMFN 9ASIN BASIN 42 5~ N 6A 45 W
AMNEN ROfK REEF 42 53 N 6B 55 W
ALTAiR SF.AMOIINT SEAMOUNT 44 a0 N 34 00 W
ALTNACRAIG SI~OAI REEF 9 00 N ]18 ?.Q E AMMFN SWFII RISE 42 50 N 68 '~S Y
AMAMi PLATFAU PLATFAU 2B 10 N 132 10 E ANPER. f,ORA SEF AMPERE SEAMOUNT SEAMOUNT ~15 00 N 12 13 W
pMATif,NAK PASIN BASIN 50 55 N 179 3A W ANPERE. BAN~ DE L~ SEE
AMAitGNAK fANYON CANYfIN 51 OP N 179 28 W AMPF.RE SF.AMOUNT SEAM~UNT 35 OS N 12 l3 W
AMPEP,E RANK SEF AMPERE SEAMOUNT SEAMOUNT 35 OS N lt l3 W
AMATfGNAK R(~GE SEF AMPEpF SF.AMQ~~NT SEAMOUNT 3S 05 N 12 13 W
pMpTiGNAK SPUR SPUR 51 00 N 179 25 W
?
AMAT~GNAK Spi~R SPUR S1 00 N t79 25 W AMSTFRDAM NATURALISTF FIUGE SEE
AMBALAOE RASIN SFE AMklELAU BAS1N BASIM 4 15 5 126 40 E BROKFN ftIDGE RIpGF ~1 30 S g5 00 E
AMBALAiI BASiN SEE AMBELAU BASIN BASIN 4 15 S 126 40 E AMUKTA ~ANVON CANY(1N 53 10 N 111 45 W
~ AMBELpU AASIN 8AS(N 4 15 5 l26 40 E AMUN~SENA~ KOTLOVINA SEE
NANSEN BASTN BASIN A4 30 N 75 ~0 E
, AMCHITKA ~ANYON CANYON 51 1S N l79 53 E AMUNDSEN DFEP SEE NpNSEt~ bASiN BASIN q4 30 N 1S 00 E
~ AMCF+(TKA SFAVALLFY SEE ~ pMUN~SEN STRAIH SiRATH 71 3P N 128 00 W
AMfNiTKA ~ANYON CANYON SI 15 N 179 53�E
pMCHTTKA SPiIR SPUR 51 30 N 17q 45 E AMUNnSEN TROI~GN SEF
AM~LtA CANVON CANYON II 53 5 40 40 E AMiNDgEN STRATH SiRpTH 71 30 N ~pp 00 W
3
APPROVED FOR RELEASE: 2007/02/20: CIA-RDP01-00707R000200020002-3

APPROVED FOR RELEASE: 2007/02/20: CIA-RDPO'I -00707R000200020002-3
ANDAMnY AAC~pI BASIN l0 00 N 94 n0 E Af7A8Tp4 OASIN BASIN 11 70 N 6! 00 E
ANDAMAN-NifOAAR Rf~GF RIOGF 12 00 N 93 00 E ARABI~N~INDIAN p~DGE SEE
ANDAMAN SEA RASIN SEE fARLSBERG kIDGE RIDGf 90 00 S 61 00 E
~ AN~ANAN RASIN BASfN l0 0o N 94 00 E ARABIAN Ri~GE SEE CARLSBENG RIDGE RIDGF 3 00 5 67 00 E
ANDERMAN~NiCOklAR RIDGE SEE ARAf~NE SF1~ SEF ARAKAHE REEF REEf 1S 3s N l42 ~S E
ANDAMAN-NIGOdAR R10f�E RIDGF 12 00 N 93 00 E ARAGANE SHOAL SEF ARAKANE REFF REEF 1! !s N lti2 4S E
ANCRFW TpHLEMOUNT TABLFMOUNT 6?! N !0 AO E
ARAKANE RfEF REEf tS 3E N l42 4s E
~ ANORY~!. GOftA SFE ARAVIYSKAYA KOTLOV(NA SEE

, ANOREW TAALEMODUT TABLfMOUNT 6 4S N SO 30 E ARARIAN qA511: BASIN il 30 N AS 00 E
ANGAR BASIN SEF EURASIA BASIN BASIN 97 00 N BO 00 E ARAVIVSKO~INDIYSKIY KHREkiET SEE
ANGOIA PASiN BASIN IS 00 3 3 ~0 E CARL59ERG RiDGE ~'.IDGF 70 00 S 67 00 E ~
ANGOIA-PECKF.N SEE ANGULA BASiN BA51N l5 00 S 3 q0 E APCHIME~FS SEAMOUbT S~f~M~UNT l3 19 N I10 2s M
ANGOL'SKAYA KOTLOVINA SEE ARCTIC BAS(N SFE NORdtGIAN BAStk SIISIN 66 00 N 2 00 M
ANGOLA BASIN BASIM 1S Of1 S 3 00 E
ARCTIC PASIN SEE GREENLANU BASIN BASIN 77 00 N 0 00
ANGQIA AANK MARINE BANK l6 30 N 72 OS E ARDASIER AANK SEF ARDASIEIt REEFS REEFS 7 36 N 11~ l7 E
pN1MAL PASiN BAS1N 31 2Q N i11 39 M AADASIER RFEFS REEFS 7 36 N 11? l1 E
AN RiSF. RISE 49 30 N 150 00 E APDASIER SHOAL SEE ARU/~SIER REEFS REEFS 7 36 N 1 l~ 17 E
ANTARCTtt oAtIFif RInGE SEE AREN4 CANYON CANYf1N ~B Se N t2~ 07 M
ALBATRO55 CORRILLERA CORDILLERA ?5 00 5 11S 00 M ,
ANTFL~PF CLIISTER SFE ARGFNT)N~ RASIN SEF
ANTFLOPE SHOA~ REEF 8 44 N 117 12 E ARGF.NTI~IE AASIN BASIN 44 00 5 ?5 00 N
AR6ENTiNA SFAMOIINT SEAMOUNT 'J7 23 5 lfi 10 E
ANTF.LOPE SHOAL REEF 8 i4 N 117 12 E ARGENT~Np PASIN BASIN 45 00 S ?S 00 M
ANTiLLFS OUTER RiDC.E SEE AR6FNTiNO~ ARCO SEF SCOTIA RID6E RIDGF S7 00 S 27 00 M
- PUF.RTO R[CO R1Df.E RiDGF 21 00 N 6A 00 W ARGENTiNSKAYA KOTLOVINA SEE
ANTON DOHRN. HANC SEE ANf,F.NTiNE BASiN BASIN 4S 00 5 4! QO M
ANTf1N D~HRN SEAMOUNT SEAMOUNT S7 30 N 11 00 N w
ANTON DONRN SEAMOUNT StAMOUNT S1 3n N 11 Od M ARGUFLL~ UNYON CANYON l4 21 N 12! OS M
ANTON-OOP.N. GORA SFE ARGIIELLO OFFP-SEA FAH SEE
pNTON pnHRN SEAMOUNT SEAMf1UNT S7 30 N 11 00 M ~RG1Ell0 FAN FAN 94 00 N 12z r10 M
ARb~IF.LLn FAN FAN 94 00 N 122 00 y Y
AN-T~i t'AN SEE ARDASIER REEFS REEFS 7 36 N 114 17 E ARGIIF.llO PLATEAU SFE
AO-~~AN an-SHA SEF ORIEANA SHOAL REEF 7 42 N 111 aS E ARG~~ELlO TERRaCf TEARACE 9i 3~ N 120 SS YI
AOTf.A KNpLI KNOIL 97 35 S 172 03 E AR~~~F~~n TFqRACE TERRACE 34 70 N 1j0,SS M
AOTEA SEAwOIiNT SEE AOTEA KNOLL KNOL1. 97 3S 5 t72 03 E
AO-Y~iAN AN-SHA SFE OWEN SMOAL REEF tl 09 N I11 SB E ARIGA TRENfH SEE
~ APUi1~lu1 SF.AMOUNT SkAM~UNT ltl 34 N 1SS 2B M PFRi~-CH1lF TRENCH TRENfH 20 00 5 73 00 M
- 4
APPROVED FOR RELEASE: 2007/02/20: CIA-RDP01-00707R000200020002-3

APPROVED FOR RELEASE: 2007/02/20: CIA-RDPO'I-00707R000200020002-3
AvIF.L NaNK REEFi )B 43 S 178 1~ E ATAKAMSKiV 1HElOp SEE
_ ARLtS~ ~~SH~HEL WF SEE AR~~S GAP GAP ~4 00 N 170 00 E pERU-CH~~F TREHfH TRENGH 20 00 S 7I n0 M
ARLiS GAP GAP S4 p0 N ~7~ 00 E ATKA BAS~N BASi~+ ~1 20 N 17~ 00 M
AROE BASIN SEH Apll BASIN BASlN S 00 S 1~? r10 E ATK~ CANYON CANYffN S2 4! N 17) 47 M
- AROE PEKKtN SEF ARU BASIN BASiN 3 00 S 17~ n0 E ATKA SEAM011NT SEAMf1UNT SO l6 N l7S 10 M
ATLANTiC ANTARCTIC B~SIN SEE
AROE 7ROUGH SEE AAli BASIN BASIN S Ofl S 13~ 00 E AT~ANtI~~INDlAN B~SIN 9ASIN ti0 00 S 17 00 E
ARROMSMIfN~ FlAi~LO SEE ATLAN~IC~ANTARGi1C RIDGE SEF

i ARRONSMISk (1ANSf REf:F 2l 0! N tl6 211 M ATIANTIC~INDIAN RTOfE RIOGF S2 00 S tS 00 k
A1IROWSMTTH BANK REEF 2l 0! N 86 2~ M AT~ANTiC-1NDIAN I~ASIN BASIN AO 00 S l7 00 E
~RU BASTN BASIN S 00 S ~j? 00 E ATLANT~~~~ND~AN PfOGF RIDGF S2 00 S 2S ~0 E
~ x AS~ENSI~N tANY~N
CANYf1N 36 S4 q ~=2 � M AT~ANTIC~iNOfAN ~N~ARCTIC tlASIN
SEE AT~ANT~C-INDiAN BASIN BASIN b0 00 S lS Ofl E
ASNMOR. RIF SEF ASHMOAE REEF REEF 12 1~ S 123 OS E AT~AN!t~~iN01AN PISE SEE
ASHMORE REEF REEF l2 1? S 12l nS E ATLANTI~.iND1AN RtOGE RIDGE SZ 00 S 24 00 E
ASOR BANK SEE AfOP BANK MARINE BANK li 10 N 29 20 M
ASPERIAS SfAMOUki SEE ATI.ANTIC INDIAN SME~~ SEE
ASTiRIAS SFAMOUNT SEAMOUNT 78 S4 N 6S l8 M ATLANTlG~iND1AN RiOf,E RIOGE SZ 00 5 2S ~0 E
, ~SSENSMEN� KAN~OM SEE ' ATLANTi~O~IN0IENNE� CpETE SEE
~ ASfFNS10N ~pNyON ~ANYON ~6 S'J N 122 2B M ~~LANTf~~fND1AN RIDf,E RI~GF St 00 5 2S 00 E
~TlaNT1f0 WORiE~ DORSAL 1:0 SEE
ASTERfAS SEAMOUNT SEAMOUNT ?8 S~ N 6S t8 W M10~ATLANTIC A~DGE COROILIERA 0 00 20 00 M
- ASTOR~A fANypH ~ANYON ?6 1! N ~Z4 )0 M ATLANTif RIDGE SFE
ASTORIA CMANNE~ SEE ~ MfD~ATLANTIC RIDGE COROILIERA 0 00 20 00 M
A570RIA SFACHANNEL SEACHANNE~ ?S 00 N ~2y SO M ATLAVTiS� GORA SEE
~STORIA DEFP~SEA CNANNEI SEE APIANT(S SEAMqUNT SLAMf1UNT 94 00 N 30 IS M
- ASTOR(A SFACMANNEL SEACHANNEL 4S O~ N 125 50 M ATLANTiS ~ANYON CANYf1N ~9 it N '/0 12 M
ASTORIA i:EFp.SEA FAN SEE ATLANTI<