
An iceport is a more-or-less permanent indentation in the front of an ice shelf, that can serve as a natural ice harbor. Though useful, they are not always reliable, as calving of surrounding ice shelves can render an iceport temporarily unstable and unusable. ==Historical and present use of iceports== Iceports have played a critical role in Antar...
Found on
http://en.wikipedia.org/wiki/Iceport

an embayment in an ice front , often of temporary nature, where ships can moor alongside and unload directly into the ice shelf .
Found on
https://nsidc.org/cryosphere/glossary?page=13
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