Ice floes

Adélie penguins on ice floe
Adélie penguins on ice floe in Newcomb Bay (Photo: Tess Egan)
Close-up of ice floe with blue iceIce floe backlit with blue ice submergedIce floe covered seaClose up of ice floe

An ice floe is any contiguous piece of sea ice. Floes are subdivided according to horizontal extent.

Floe giant

Over 10 km across.

Floe vast

2–10 km across.

Floe big

500–2000 m across.

Floe medium

100–500 m across.

Floe small

20–100 m across.

Ice cake

Less than 20 m across.

Small ice cake

Less than 2 m across.