Some phone numbers. To report bear encounters / sightings of any kind. You guys probably already know, but I didn't. Park rangers are creating a database to help with the management / stewardship, and reporting sightings / encounters will help.
To report encounters / sightings in Banff National Park: 403-762-4506
To report encounters / sightings in Kananaskis / Bow Valley: 403-591-7755