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Eggs laid by non-native Pacific pink salmon in a Scottish river appear to have hatched, a fishery board monitoring the fish has said. The salmon, also known as humpbacks, were observed spawning in ...

After decades of decline rivers in northern Sweden are once again a thriving environment for threatened salmon. But the ...

For decades, state, federal and tribal governments have tried to supplement declining fish populations by building hatcheries to breed and hatch salmon that are later released into the wild.

All five species of salmon that live in Alaska have an unusual life history. The eggs hatch in fresh water where the young fish grow; later they undergo complex physiological changes to allow them ...