Index of Undersea features

Ibériai-self
Iberian Shelf
Ice Strath
Iceland Shelf
Ikitsuki Bank, pad
Ikitsuki-tai
Ikituki Tai
Iligan Reef, sziklazátony
Indigirka Valley
Bancos Ingleses
Ingyigirka-selfvölgy
Inner Gorda Bank
Ísa Fjörd Deep
Ísafjardhardjúp
Ísa-fjordi-teknövölgy
Iselin Bank, pad
Isfjordi-teknövölgy
Isfjordrenna
Island: see the other part of the name
Isobel Shoals, sziklazátonyok
Itáliai-self
Italian Shelf
Izlandi-föself