Salmon Swim Upstream on Hokkaido’s Shiretoko Peninsula in Mating Season

Salmon push their way upstream to where they will spawn, on Hokkaido’s Shiretoko Peninsula. Near the mouth of the Onnebetsu River in the town of Shari, Hokkaido, female salmon with roundish faces lay their eggs on the river bottom. Then pointy-nosed males approach the eggs, open their mouths wide an...