NAME 
Malvinas Fracture Zone: 
see Falkland Fracture Zone 
Malvinas Plateau, The: see Falkland Plateau 
Malvinas Trough: see Falkland Trough 
Mameyes Canyon 
Mammerickx Seamount 
Manasquan Canyon: see Mey Canyon 
Manatee Seamount: see Mammerickx Seamount 
Mangole Basin 
Mangole Bekken: see Mangole Basin 
Mangsee Great Reef: see Mangsi Great Reef 
Mangsi Great Reef 
Manihiki Plateau 
Manila Reef 
Manila Trench 
Manipa Basin 
Manipa Bekken: see Manipa Basin 
Manning Seamount: see Manning Seamounts 
Manning Seamount Group: 
see Manning Seamounts 
Manning Seamounts 
Man-pu An-sha: see Walker Shoal 
Manus Basin 
Manus Trench: see West Melanesian Trench 
Mapmaker Seamounts 
Marabout Shoal 
Marcala Seamount: see Marsala Seamount 
Marchand Seamount 
Marchant Seamount 
Marcus-Necker Ridge: 
see Mid-Pacific Mountains 
Marcus-Necker Rise: see Mid-Pacific Mountains 
Marcus-Necker Seamount Chain: 
see Mid-Pacific Mountains 
Marcus- Wake Seamount Group: 
see Mid-Pacific Mountains 
Marcus- Wake Seamounts: 
see Mid-Pacific Mountains 
Mar del Plata Canyon 
Margesson Shoal 
Margetts Seamount 
Maria Magdalena Rise 
Mariana Basin: see East Mariana Basin 
Mariana Basin 
Mariana Ridge 
Marianas Ridge: see Mariana Ridge 
Marianas Trench: see Mariana Trench 
Mariana Trench 
Marianskiy Zhelob: see Mariana Trench 
Marie Celeste Fracture Zone 
Marie Louise Bank 
DESIG. 
fracture zone 
plateau 
trough 
canyon 
seamount 
canyon 
seamount 
basin 
basin 
reef 
reef 
plateau 
reef 
trench 
basin 
basin 
seamounts 
seamounts 
seamounts 
reef 
basin 
trench 
seamounts 
reef 
seamount 
seamount 
seamount 
seamounts 
seamounts 
seamounts 
seamounts 
seamounts 
canyon 
reef 
seamount 
rise 
basin 
basin 
ridge 
ridge 
trench 
trench 
trench 
fracture zone 
reef 
LAT. 
49°20'S 
51°00'S 
53°00'S 
18°27'N 
27°32'N 
39°07'N 
27°32'N 
1°30'S 
1°30'S 
7°30'N 
7°30'N 
11°00'S 
7°03'N 
14°30'N 
3°40'S 
3°40'S 
38°10'N 
38°10'N 
38°10'N 
15°54'N 
3°35'S 
1°00'S 
25°00'N 
8°57'N 
33°53'N 
54°50'N 
7°15'N 
20°00'N 
20°00'N 
20°00'N 
20°00'N 
20°00'N 
37°40'S 
15°55'N 
14°33'N 
21°40'N 
12°00'N 
17°30'N 
17°00'N 
17°00'N 
15°00'N 
15°00'N 
15°00'N 
17°30'S 
11°56'N 
LONG. 
41°00'W 
50°00'W 
54°00'E 
65°43'W 
166°10'E 
72°26'W 
166°10'E 
126°20'E 
126°20'E 
117°15'E 
117°15'E 
164°00'W 
148°57'E 
U19;05'E 
127°30'E 
127°30'E 
60°40'W 
60°40'W 
60°40'W 
114°29'E 
150°00'E 
150°00'E 
165°00'E 
118°19'E 
34°17'W 
151°45'W 
22°15'W 
170°00'E 
170°00'E 
170°00'E 
170°00'E 
170°00'E 
53°40'W 
114°38'E 
112°08'E 
107°15'W 
153°00'E 
145°00'E 
146°00'E 
146°00'E 
147°30'E 
147°30'E 
147°30'E 
66°00'E 
116°53’E 
