"GABON Canyon","2 30'N - 7 30'E","5.05"," "," "
"","","5.08","",""
"","","5.12","",""
"______________________","____________________","________","__________","____________________________"
"GAKKEL Ridge","82 30'N - 5 00'W","5.17"," ","*"
" ","to"," "," ","GEBCO-SCGN/7:Replaces"
" ","80 00'N - 125 00'E"," "," ","'NANSEN Cordillera'and"
" "," "," "," ","'ARCTIC MID-OCEAN Ridge"
"______________________","____________________","________","__________","____________________________"
"GALAPAGOS Fracture","3 15'S - 142 00'W","5.11","51-811","*"
"Zone","to"," "," "," "
" ","0 -125 00'W"," "," "," "
"______________________","____________________","________","__________","____________________________"
"GALAPAGOS Rise","13 00'S - 96 00'W","5.11"," ","*"
"______________________","____________________","________","__________","____________________________"
"GALAPAGOS Seamount","0 58'S - 87 45'W","","811","*"
"______________________","____________________","________","__________","____________________________"
"GALICIA Bank","42 35'N - 11 35'W","5.08","11-14","*"
" "," "," ","103",""
"______________________","____________________","________","__________","____________________________"
"GALLEGO Rise","4 00'S - 120 00'W","5.11"," "," "
"______________________","____________________","________","__________","____________________________"
"GALLIENI Fracture","41 30'S - 51 30'E","5.09","70-72","*= Tablemount"
"Zone","32 00'S - 52 45'E "," "," "," "
"______________________","____________________","________","__________","____________________________"
"GALLIENI Knoll","46 25'S - 39 40'E","5.09"," ","* = Bank"
"______________________","____________________","________","__________","____________________________"
"GALOIS Seamount","12 52'N - 106 28'W","","802-811 ",""
"______________________","____________________","________","__________","____________________________"
"GAMBIA Abyssal Plain","13 30'N - 28 30'W","5.08","14-215","* = Plain"
"______________________","____________________","________","__________","____________________________"
"GAMBIA Shoal","28 08'N - 176 39'W"," ","809"," "
"______________________","____________________","________","__________","____________________________"
"GANGES Bank","7 25'S - 70 56'E"," ","70-71-72"," "
" "," "," ","73-702"," "
" "," "," ","703"," "
"______________________","____________________","________","__________","____________________________"
"GANGES Canyon or "," "," "," "," "
"GANGE Submarine "," "," "," "," "
"Canyon :see SWATCH "," "," "," "," "
"OF NO GROUND","","","",""
"______________________","____________________","________","__________","____________________________"
"GANGES Cone :"," "," "," "," "
"see BENGAL Fan"," "," "," "," "
"______________________","____________________","________","__________","____________________________"
"GARDAR Ridge","58 00'N - 25 30'W","5.04"," ","* (June 1984)"
" "," "," "," ","GEBCO-SCGN/6"
"______________________","____________________","________","__________","____________________________"
"GARRETT Fracture","12 30'S - 115 30'W","5.11"," ","*"
"Zone","14 00'S - 110 00'W","","",""
"______________________","____________________","________","__________","____________________________"
"GASCOYNE Plain","15 00'S - 110 30'E","5.09"," ","*"
"______________________","____________________","________","__________","____________________________"
"GASCOYNE Seamount","36 40'S - 156 20'E","5.10","60-601","* = Tablemount"
"______________________","____________________","________","__________","____________________________"
"GAUSS Seamount","15 24'N - 110 56'W"," ","802","*"
"______________________","____________________","________","__________","____________________________"
"GEELWINK Basin","2 30'S - 135 30'E","5.10"," ","* = SARERA Basin"
"______________________","____________________","________","__________","____________________________"
"GEESE Bank","71 35'N - 46 15'E","5.01"," ","* = GUSINAYA Bank"
" "," ","5.17"," "," "
"______________________","____________________","________","__________","____________________________"
"GEMINI Seamounts","21 00'S - 170 10'E","5.10","","GEBCO-SCGN - Oct. 1987"
"______________________","____________________","________","__________","____________________________"
"GENERAL BELGRANO","73 00'S - 48 30'W","5.18"," "," "
"Bank"," "," "," "," "
"______________________","____________________","________","__________","____________________________"
"GENISTA Bank","16 33'N - 53 28'E"," ","705","*"
"______________________","____________________","________","__________","____________________________"
"GENTRY Bank","21 48'N - 70 40'W"," ","400-402","* (April 1984) "
" "," "," ","403"," "
"______________________","____________________","________","__________","____________________________"
"GEORGE BLIGH Bank","58 50'N - 13 40'W","5.04","11-14","*"
" "," "," ","102"," "
"______________________","____________________","________","__________","____________________________"
"GEORGES Bank","41 30'N - 67 00'W","5.08"," ","*"
"______________________","____________________","________","__________","____________________________"
"GEORGE Seamount","33 20'N - 60 48'W"," ","12-13","*"
" "," "," ","403"," "
"______________________","____________________","________","__________","____________________________"
"GEORGIA Basin","50 45'S - 35 30'W","5.16"," "," "
"______________________","____________________","________","__________","____________________________"
"GEORGIA :"," "," "," "," "
"see NORTHEAST"," "," "," "," "
"GEORGIA Basin and"," "," "," "," "
"NORTHWEST"," "," "," "," "
"GEORGIA Basin"," "," "," "," "
"______________________","____________________","________","__________","____________________________"
"GERDES Seamount","48 42'N - 160 25'W"," ","50","*"
"______________________","____________________","________","__________","____________________________"
"GERMAINE Bank","5 05'N - 107 38'W"," ","51-811",""
"______________________","____________________","________","__________","____________________________"
"GEROEVKA Bank","35 55'S - 53 14'E","5.09"," ","GEBCO-SCGN/7"
"______________________","____________________","________","__________","____________________________"
"GETTYSBURG Seamount","36 30'N - 11 35'W"," ","11-14","*"
" "," "," ","103-104",""
"______________________","____________________","________","__________","____________________________"
"GIACOMINI Seamount","56 30'N - 146 20'W","5.03","50-810","*"
"______________________","____________________","________","__________","____________________________"
"GIBBS Seamount","16 35'N - 64 00'W"," ","400-402","*."
"______________________","____________________","________","__________","____________________________"
"GIBSON Seamount","52 00'N - 148 40'W"," ","50-810","*"
"______________________","____________________","________","__________","____________________________"
"GIFFORD Guyot","26 40'S - 159 25'E","5.10","60-602","* = Tablemount"
" "," "," "," ","INT Charts = Tablemount"
"______________________","____________________","________","__________","____________________________"
"GILBERT Seamount","52 50'N - 150 05'W","5.03","50-810","*"
"______________________","____________________","________","__________","____________________________"
"GILBERT Seamounts","52 40'N - 151 15'W","5.03","50-810","*"
" ","52 10'N - 146 30'W"," "," "," "
"______________________","____________________","________","__________","____________________________"
"GILBERT Seamounts","3 00'N - 173 00'E","5.06"," ","* = Ridge"
" ","to","5.10"," "," "
" ","3 00'S - 177 00'E"," "," "," "
"______________________","____________________","________","__________","____________________________"
"GIRAUD Seamount","9 55'S - 46 55'E","5.09","",""
"______________________","____________________","________","__________","____________________________"
"GLOMAR CHALLENGER","77 45'S - 180 00'","5.18"," "," "
"Basin"," "," "," "," "
"______________________","____________________","________","__________","____________________________"
"GLOVER Reef","16 45'N - 87 50'W"," ","400-401","*"
" "," "," ","811"," "
"______________________","____________________","________","__________","____________________________"
"GLUCK Seamount","26 53'N - 160 06'W"," ","50-51","*"
"______________________","____________________","________","__________","____________________________"
"GOBAN Spur","49 15'N - 12 00'W","5.04"," ","*"
"______________________","____________________","________","__________","____________________________"
"GODAIGO Guyot","41 50'N - 170 35'E","5.06"," ","* = Seamount"
" "," "," "," ","GEBCO-SCGN/6"
"______________________","____________________","________","__________","____________________________"
"GOFAR Fracture","4 00'S - 108 30'W","5.11"," ","*"
"Zone","5 00'S - 102 30'W "," "," "," "
"______________________","____________________","________","__________","____________________________"
"GOLOLOBOV Bank","42 20'S - 42 45'E","5.09","","GEBCO-SCGN/7 = subject to"
"","","","","confirmation"
"______________________","____________________","________","__________","____________________________"
"GONDOR Seamount","54 15'N - 23 50'W"," ","11-14"," "
" "," "," ","102"," "
"______________________","____________________","________","__________","____________________________"
"GORDA Escarpment","40 22'N - 125 10'W"," ","50-801","*"
"______________________","____________________","________","__________","____________________________"
"GORDA Ridges","41 45'N - 127 00'W","5.07"," ","*"
"______________________","____________________","________","__________","____________________________"
"GORDA Valley","39 52'N - 125 05'W"," ","801","*"
"______________________","____________________","________","__________","____________________________"
"GORDON Seamount","46 50'N - 135 04'W"," ","50","*"
"______________________","____________________","________","__________","____________________________"
"GORONTALO Basin","0 20'S - 124 00'E","5.10","507","*"
"______________________","____________________","________","__________","____________________________"
"GORRINGE Ridge","36 35'N - 11 25'W","5.08","11-12-14","*"
" "," "," ","103-104","GEBCO = Bank"
"______________________","____________________","________","__________","____________________________"
"GOSANJO Guyot","32 55'N - 171 35'E","5.06"," ","GEBCO-SCGN/6"
"","","","","* (Sept.1984) = Seamount"
"______________________","____________________","________","__________","____________________________"
"GOSHIRAKAWA Guyot","32 40'N -  171 40'E","5.06"," ","GEBCO-SCGN/6"
"","","","","* (Sept.1984) = Seamount"
"______________________","____________________","________","__________","____________________________"
"GOTLAND BASIN","58 30'N - 19 10'E","5.01"," "," "
"______________________","____________________","________","__________","____________________________"
"GOUGH Fracture","40 40'S - 23 30'W","5.12"," "," "
"Zone","40 30'S - 11 00'W "," "," "," "
"______________________","____________________","________","__________","____________________________"
"GRAHAM Seamount","53 14'N - 134 31'W"," ","50","*"
"______________________","____________________","________","__________","____________________________"
"GRAND BANKS OF","46 40'N - 50 00'W","5.04","13-404","*"
"NEWFOUNDLAND"," ","5.08"," "," "
"______________________","____________________","________","__________","____________________________"
"GRATTAN Bank","9 44'S - 12 49'W"," ","12-21","* (Oct.1985) = Seamount"
" "," "," ","203-209"," "
"______________________","____________________","________","__________","____________________________"
"","",""," "," "
"______________________","____________________","________","__________","____________________________"
"GREAT BAHAMA Bank","23 30'N - 78 00'W","5.08","12-13","*"
" "," "," ","401-403"," "
"______________________","____________________","________","__________","____________________________"
"GREAT BARRIER Reef","15 00'S - 145 30'E","5.10"," ","*"
" ","to"," "," "," "
" ","22 00'S - 152 00'E"," "," "," "
"______________________","____________________","________","__________","____________________________"
"GREAT CHAGOS Bank","6 15'S - 72 00'E","5.09 ","70-71-72","* (April 1986) "
"see also CHAGOS Bank"," "," ","73-702","GEBCO = CHAGOS Bank "
" "," "," ","703-707"," "
"______________________","____________________","________","__________","____________________________"
"GREAT FISHER Bank","56 40'N - 4 15'E","5.01","","*"
"______________________","____________________","________","__________","____________________________"
"GREAT METEOR Bank","30 00'N - 28 30'W","5.08","11-12","* = Tablemount"
" "," "," ","14","INT Charts = Tablemount"
"______________________","____________________","________","__________","____________________________"
"GREENLAND Abyssal","75 00'N - 2 00'W","5.17","113","* = Basin"
"Plain"," "," "," ","INT Charts = Basin"
"______________________","____________________","________","__________","____________________________"
"GREENLAND-ICELAND","67 00'N - 28 30'W","5.04"," ","*"
"Rise","to","5.17"," "," "
" ","66 00'N - 25 00'W"," "," "," "
"______________________","____________________","________","__________","____________________________"
"GREGG Seamount","39 00'N - 61 00'W"," ","403","*"
"______________________","____________________","________","__________","____________________________"
"GRENADA Basin","13 30'N - 62 00'W","5.08","400-402","*"
"______________________","____________________","________","__________","____________________________"
"GRIDLEY Trough","16 30'N - 163 15'W"," ","50-51","*"
"______________________","____________________","________","__________","____________________________"
"GRIEG Seamount","27 51'N - 162 03'W"," ","50-51","*"
"______________________","____________________","________","__________","____________________________"
"GRIJALVA Ridge","5 30'S - 86 15'W","5.11"," ","*"
" ","3 00'S - 82 30'W"," "," "," "
"______________________","____________________","________","__________","____________________________"
"GROLL Seamount","12 40'S - 31 50'W","5.12"," ","* = 14 00'S-32 00'W"
"______________________","____________________","________","__________","____________________________"
"GUADALUPE 'Arrugado'","28 50'N - 117 35'W"," ","802","*"
"","","","","Undulating area"
"______________________","____________________","________","__________","____________________________"
"GUAFO Fracture","45 45'S - 87 30'W","5.11 ","","*"
"Zone","to","","",""
"","44 45'S - 80 30'W "," "," "," "
"______________________","____________________","________","__________","____________________________"
"GUARDIAN Seamount","9 32'N - 87 40'W"," ","51-811","*"
"______________________","____________________","________","__________","____________________________"
"GUATEMALA Basin","5 30'N - 100 00'W","5.07","51-811","* and INT Charts ="
" ","to"," "," ","11 N - 95 W"
" ","11 00'N - 90 00'W"," "," "," "
"______________________","____________________","________","__________","____________________________"
"GUAYMAS Basin","27 20'N - 111 15'W","5.07","802","*"
"______________________","____________________","________","__________","____________________________"
"GUEVARA Seamounts","59 25'S - 42 30'W","5.16"," "," "
"______________________","____________________","________","__________","____________________________"
"GUIANA Plateau","8 20'N - 54 00'W","5.08"," "," "
"______________________","____________________","________","__________","____________________________"
"GUIDE Ridge","52 22'N - 150 35'W"," ","50-810","*"
"______________________","____________________","________","__________","____________________________"
"GUIDE Seamount","37 01'N - 123 20'W"," ","50-51","*"
" "," "," ","801-802"," "
"______________________","____________________","________","__________","____________________________"
"GUINEA Basin","1 00'N - 4 00'W","5.08","12-14","*"
" "," "," ","21-22"," "
" "," "," ","209"," "
"______________________","____________________","________","__________","____________________________"
"GUINEA Plateau","9 45'N - 17 30'W","5.08"," ","* (September 1983)"
" "," "," "," ","GEBCO-SCGN/6"
"______________________","____________________","________","__________","____________________________"
"GULDEN DRAAK","29 00'S - 98 25'E","5.09","70-73","*"
"Seamount"," "," ","708","GEBCO = Knoll"
"______________________","____________________","________","__________","____________________________"
"GULF OF ALASKA","56 10'N - 144 00'W"," ","50-810","*"
"Seamount Province"," "," "," "," "
"______________________","____________________","________","__________","____________________________"
"GUNNERUS Bank","68 15'S - 33 00'E","5.13"," ","*"
" "," ","5.18"," "," "
"______________________","____________________","________","__________","____________________________"
"GUNNERUS Ridge","66 30'S - 33 45'E","5.13"," "," "
" "," ","5.18"," "," "
"______________________","____________________","________","__________","____________________________"
"GUSTAF ADOLF Trough","78 35'N - 106 00'W","5.17"," ","* (January 1985)"
" "," "," "," ","GEBCO-SCGN/6"
"______________________","____________________","________","__________","____________________________"