NAME 
Hsien-o Chiao: see Alicia Annie Reef 
Hsien-pin An-sha: see Sabina Shoal 
Hsi-men An-sha; see Siamese Shoal 
Hsin-i An-sha: see First Thomas Shoal 
Hsin-i Canyon 
Hsi-wei Tan: see Prince Consort Bank 
Hua-hsia An-sha: see Cathay Shoal 
Huang-lu Chiao: see Royal Charlotte Reef 
Hua-yang Chiao: see Cuarteron Reef 
Huddell Seamount ; 
Huddel Seamount: see Huddell Seamount 
Hudson Canyon 
Hudson Canyon Delta: see Hudson Fan 
Hudson Channel: see Hudson Shelf Valley 
Hudson Fan 
Hudsonian Channel: see Hudson Shelf Valley 
Hudson Shelf Valley 
Hudson Submarine Channel: 
see Hudson Shelf Valley 
Hudson Submarine Fan: see Hudson Fan 
Hudson Valley 
Hueneme Canyon 
Hueneme Submerged Valley: see Hueneme Canyon 
Hukue Tai: see Fukue Bank 
Humboldt Plain 
Hinafléaall 
Hinafloadjip: see Hunafléaall 
Hiinafloadyb: see Hinafléaall 
Hung-Shih An-Sha: see Carnatic Shoal 
Hunkins Seamount 
Hunter, Canal: see Hunter Gap 
Hunter Bank 
Hunter Channel: see Hunter Gap 
Hunter Gap 
Hunter Island Ridge: see Hunter Ridge 
Hunter Ridge 
Hurd Bank 
Hutchings Bank: see Hutchins Bank 
Hutchins Bank 
Hyakkan-ba: see Nakano Bank 
Hydock Seamount 
Hydra Seamount 
Hydro Cone: see Hydro Knoll 
Hydrographer Canyon 
Hydro Knoll 
Hyéres Bank: see Hyéres Seamount 
Hyéres Seamount 
Hyuga Valley 
DESIG. 
reef 
shoal 
reef 
reef 
canyon 
reef 
reef 
reef 
reef - 
seamount 
seamount 
canyon 
fan 
shelf valley 
fan 
shelf valley 
shelf valley 
shelf valley 
fan 
valley 
canyon 
canyon 
bank 
plain 
valley 
valley 
valley 
reef 
seamount 
gap 
seamount 
gap 
gap 
ridge 
ridge 
bank 
bank 
bank 
bank 
seamount 
seamount 
knoll 
canyon 
knoll 
seamount 
seamount 
valley 
I-49 
LAT. 
9°25'N 
9°45'N 
15°58'N 
9°20'N 
23°02'N 
7°53'N 
15°54'N 
7°00'N 
8°50'N 
28°20'N 
28°20'N 
39°27'N 
36°30'N 
40°05'N 
36°30'N 
40°05'N 
40°05'N 
40°05'N 
36°30'N 
38°28'N 
34°06'N 
34°06'N 
32°47'N 
54°00'S 
66°20'N 
66°20'N 
66°20'N 
10°06'N 
81°00'N 
35°00'S 
9°58'N 
35°00'S 
35°00'S 
21°30'S 
21°30'S 
35°55'N 
26°23'N 
26°23'N 
37°34'N 
24°04'N 
11°00'S 
52°12'N 
40°12'N 
52°12'N 
31°30'N 
31°30'N 
33°15'N 
LONG. 
115°28’E 
116°29’E 
114°04'E 
115°56'E 
121°22’E 
110°00'E 
113°58’E 
113°35'E 
112°47'E 
146°13'W 
146°13'W 
72°12'W 
69°30'W 
73°30'W 
69°30'W 
73°30'W 
73°30'W 
73°30'W 
69°30'W 
70°57'W 
119°14'W 
119°14'W 
128°27'E 
86°00'W 
20°40'W 
20°40'W 
20°40'W 
117°21'E 
156°00'W 
27°30'W 
138°16'E 
27°30'W 
27°30'W 
174°30'E 
174°30'E 
14°50'E 
113°20'W 
113°20'W 
136°28'E 
161°35'E 
50°35'E 
176°49'E 
69°03'W 
176°49'E 
29°00'W 
29°00'W 
135°20’E 
