NAME 
Halmahera Basin 
Halmahera Bekken: see Halmahera Basin 
Halten Bank 
Haltenbanken: see Halten Bank 
Hamilton Guyot: see Hamilton Tablemount 
Hamilton Tablemount 
Hammerstein Seamount 
Hammondsport Bank: 
see Hammondsport Seamount 
Hammondsport Seamount 
Hancock, Banco: see Hancock Bank 
Hancock Bank 
Hancock Bank 
Hancock Seamount 
Handel Seamount 
Hand Shoal 
Hanna Shoal 
Hannibal, Banco: see Hannibal Bank 
Hannibal Bank 
Hardie Reef 
Hardy Bank 
Hardy Patches 
Hardy Reef 
Harrington Hill 
Harrison Seamount 
Harris Ridge: see Lomonosov Ridge 
Harris Seamount 
Harris Seamount 
Hartog Ridge 
Hart Reef 
Hassayampa Seamount 
Hassler Reef 
Hatteras Abyssal Plain: see Hatteras Plain 
Hatteras Canyon 
Hatteras Outer Ridge: see Hatteras Ridge 
Hatteras Plain 
Hatteras Ridge 
Hatton Bank: see Hatton Ridge 
Hatton Ridge 
Hatton-Rockall Basin 
Hauraki Canyon 
Havergall Deep: see Brazil Basin 
Havre Trough: see Lau Basin 
Havre Trough 
Hawaiian Arch 
Hawaiian Deep: see Hawaiian Trough 
Hawaiian Plateau: see Hawaiian Ridge 
Hawaiian Ridge 
Hawaiian Trough 
Hawaii-Riicken: see Hawaiian Ridge 
Hawke Canyon 
I-45 
DESIG. 
basin 
basin 
bank 
bank 
tablemount 
tablemount 
seamount 
seamount 
seamount 
reef 
bank 
reef 
seamount 
seamount 
reef 
shoal 
bank 
bank 
reef 
bank 
reef 
reef 
hill 
seamount 
ridge 
seamount 
seamount 
ridge 
reef 
seamount 
reef 
plain 
canyon 
ridge 
plain 
ridge 
ridge 
ridge 
basin 
canyon 
basin 
basin 
trough 
trough 
ridge 
ridge 
trough 
ridge 
canyon 
LAT. 
0°15'S 
0°15'S 
64°45'N 
64°45'N 
19°55'N 
19°55'N 
32°28'N 
10°32'S 
10°32'S 
1°04'S 
32°34'N 
1°04'S 
30°15'N 
27°26'N 
15°59'N 
72°00'N 
7°25'N 
7°25'N 
5°55'N 
35°15'S 
16°05'N 
10°08'N 
31°21'N 
12°40'N 
88°00'N 
46°10'N 
84°00'N 
30°30'S 
10°48'N 
15°18'N 
54°49'N 
31°00'N 
34°40'N 
33°45'N 
31°00'N 
33°45'N 
59°00'N 
59°00'N 
57°30'N 
35°20'S 
15°00'S 
20°00'S 
31°30'S 
20°00'N 
21°00'N 
24°00'N 
24°00'N 
21°00'N 
24°00'N 
39°38'S 
LONG. 
128°45'E 
128°45'E 
B°45'E 
8°45'E 
177°1ZE 
177°13'E 
165°46'W 
159°35’E 
159°35’E 
90°13'W 
119°42'’W 
90°13'W 
178°30'E 
159°53’W 
114°38'E 
162°00'W 
82°05'W 
82°05'W 
112°32’E 
22°50'E 
114°46’E 
116°08’E 
77°34'W 
167°55'W 
140°00'E 
161°25'W 
140°00'W 
105°00'E 
119°52’E 
163°29'W 
131°37'W 
71°00'W 
74°00'W 
72°50'W 
71°00'W 
72°50'W 
17°30'W 
17°30'W 
16°30'W 
1'75735'E 
25°00'W 
177°00'W 
179°30'W 
152°00'W 
155°00'W 
165°00'W 
165°00'W 
155°00'W 
165°00'W 
177°52’E 
