Airfield favourite base: the cave under the lake island. Clear lines of sight to everything, sheltered outdoor spot for mass cooking, not far from the fishing huts, central to stick spawns east and west and on the island. Shelters north, northeast, northwest, and southeast for stick gathering.
Definitely need a couple of breadcrumb trails to cross the ice, but those don't take too long. And you have to be keenly aware of when you last killed the bear...