What gear is necessary for ice camping? list one necessity.

Traveling through avalanche terrain can be a tricky thing, and you would do well to carry all the necessary tools when push comes to shove. Avalanche transceivers and are there to help others find you when you're buried beneath snow. Same goes for probes, but they're also good for checking the depth of the snow you're about to tread on. Last but not least, it's back to the basics - a shovel is an absolute must-have. It will come in handy no matter what.