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Casey and the crew go out in search of the family of the lost cub from the previous night.

The Tracker's Diary: Bears of Katmai

After seeing a wolf in the distance and tracks on the shore, the crew head inland in search of more clues to the wolf's whereabouts.

During a lull in bear and salmon activity, Casey and the crew decide to head inland in search of the spawning fish.

The crew heads inland to a section of the river to observe the many different families as they fish.

Every fall in the northern Pacific, up to a million salmon migrate back to the rivers and streams where they were born to spawn.

Joining filmmaker Casey Anderson as he embeds in the Alaskan wilderness to follow the largest terrestrial carnivores in the world.