NAME DESIG. 
Almirante Brown Canyon canyon 
Almirante Leite Knolls knolls 
Almirante Saldanha, Banco: 
see: Almirante Saldanha Seamount seamount 
Almirante Saldanha Seamount seamount 
Alpha Cordillera cordillera 
Alpha Ridge: see Alpha Cordillera cordillera 
Alphecca Bank: see Alphecca Seamount seamount 
Alphecca Seamount seamount 
Alsek Canyon: see Alsek Valley valley 
Alsek Strath: see Alsek Valley valley 
Alsek Valley valley 
Alstede Tablemount: see Jimmu Seamount seamount 
Altair, Gora: see Altair Seamount seamount 
Altair Kuppe: see Altair Seamount seamount 
Altair Peak: see Altair Seamount seamount 
Altair Seamount seamount 
Altnacraig Shoal reef 
Alula Fartak Trench: see Illaue-Fartak Trench trench 
Alvarado Ridge ridge 
Alvin Canyon canyon 
Amaghino Canyon: see Ameghino Canyon canyon 
Amami Plateau plateau 
Amani-Kaidai: see Amami Plateau plateau 
Amatignak Basin basin 
Amatignak Canyon canyon 
Amatignak Ridge: see Amatignak Spur spur 
Amatignak Spur spur 
Amazon Canyon: see Amazon Canyons canyons 
Amazon Canyons canyons 
Amazon Fan fan 
Amazon Ridge ridge 
Ambalaoe Basin: see Ambelau Basin basin 
Ambalau Basin: see Ambelau Basin basin 
Ambelau Basin basin 
Amchitka Canyon canyon 
Amchitka Seavalley: see Amchitka Canyon canyon 
Amchitka Spur spur 
Ameghino Canyon canyon 
Amélia Canyon canyon 
Amerantes Trench: see Amirante Trench trench 
Amerasia Basin basin 
Amiral Zenker, Créte del’: see Zenker Seamount seamount 
Amirante Bank: see Amirante Ridge ridge 
Amirante Basin basin 
Amirante Ridge ridge 
Amirantes Bank: see Amirante Ridge ridge 
Amirante Trench trench 
Amirantskaya Kotlovina: see Amirante Basin basin 
Amirantskiy Zhelob: see Amirante Trench trench 
I-4 
LAT. 
46°10'S 
26°07'S 
22°30'S 
22°30'S 
85°30'N 
85°30'N 
18°20'N 
18°20'N 
58°30'N 
58°30'N 
58°30'N 
46°00'N 
44°40'N 
44°40'N 
44°40'N 
44°40'N 
9°00'N 
14°04'N 
5°30'S 
39°52'N 
43°40'S 
28°10'N 
28°10'N 
50°55'N 
51°08'N 
51°00'N 
51°00'N 
3°30'N 
3°30'N 
5°00'N 
4°30'N 
4°15'S 
4°15'S 
4°15'S 
51°15'N 
51°15'N 
51°30'N 
43°40'S 
2553/8 
8°00'S 
80°00'N 
41°00'S 
6°00'S 
7°00'S 
6°00'S 
6°00'S 
8°00'S 
7°00'S 
8°00'S 
LONG. 
59°00'W 
35°05’E 
37°30'W 
37°30'W 
125°00'W 
125°00'W 
117°08'W 
117°08'W 
139°30'W 
139°30'W 
139°30'W 
169°25'E 
34°00’W 
34°00'W 
34°00'W 
34°00'W 
118°20'E 
51°47'E 
83°45'W 
70°30'W 
57°20'W 
132°10'E 
132°10'E 
179°38'W 
179°28'W 
179°25'W 
179°25'W 
48°20'W 
48°20'W 
47°30'W 
43°30'W 
126°40'E 
126°40'E 
126°40'E 
179°53'E 
179°53'E 
179°45'E 
57°20'W 
40°40'E 
52°30'E 
170°00'W 
6°00'W 
53°10'E 
54°00'E 
53°10’E 
53°00'E 
52°30'E 
54°00'E 
52°30'E 
