A migration of salmon up a river from the sea, in order to spawn.
More example sentences
- Resident orcas are fish-eaters with a strong preference for salmon, timing their movements within their territories with salmon runs.
- Environmental groups, which want the Scottish Executive to move fish farms away from salmon runs, said it was too early to draw firm conclusions on a permanent recovery.
- The inhabitants of the Outer Hebrides, along with many others in Scotland, see their illegal harvesting of local salmon runs as their heritable right.
Definition of salmon run in:
- The British & World English dictionary