A floeberg is a massive piece of sea ice composed of a hummock, or a group of hummocks frozen together, and separated from any ice surroundings. It may typically protrude up to 5m above sea-level.


A floebit is a relatively small piece of sea ice, normally not more than 10m across composed of (a) hummock(s) or part of (a) ridge(s) frozen together and separated from any surroundings. It typically protrudes up to 2m above sea-level.