page_title: Iceport
hierarchical_section_title: Iceport
caption_attribution_description: The Ross Ice Shelf at the Bay of Whales. Research Vessel Ice Breaker (RVIB) NATHANIEL B. PALMER in the background
context_page_description: 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.
context_section_description: 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.
caption: Ice breaker research vessel using the iceport at Bay of Whales.
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