Alaska The Nutrient Cycle

Chum salmon return to Alaska's rivers to spawn and die, their bodies feeding bears, forest and sea in a wordless portrait of nature's cycle.

Gorgeous underwater and timelapse imagery set to Smetana and Górecki reveal nature's cycle of death and renewal.

Once they enter fresh water, chum salmon stop feeding and morph into an aggressive creature intent only on mating. After spawning, they die and their bodies become a source of nutrients for everything in the forest and s

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