Juvenile salmon roam between salt and fresh water while exploring coast and rivers, research finds

A record-size run of pink salmon may be headed toward Washington state

Biologists expect a record number of pink salmon to return to Puget Sound and Washington rivers and streams this year. And while that may seem like a good signal about salmon habitat, it's also raising some concerns.

Baby salmon head out to sea. Then they do something unexpected, new research shows

The long-held understanding that baby salmon emerge from the streams where they hatched to head out to sea actually is missing a far more complex story — and a far more interesting one, scientists explain in a new paper.

Juvenile salmon roam between salt and fresh water while exploring coast and rivers, research finds

The migrations that make up the well-known salmon life cycle have long been described as one way at a time. Juvenile salmon hatch and swim down rivers to the ocean, where they grow and mature before returning to the same river to spawn the next generation.