Columbia subject headings:
Cryobiology.
Marine biology--Arctic Ocean.
Marine ecology--Arctic Ocean.
Sea ice--Arctic Ocean.
Harvard subject headings:
Cryobiology.
Marine biology--Arctic Ocean.
Marine ecology--Arctic Ocean.
Sea ice--Arctic Ocean.
Princeton subject headings:
Cryobiology.
Marine biology--Arctic Ocean.
Marine ecology--Arctic Ocean.
Sea ice--Arctic Ocean.