The salmon run is the time at which salmon

Salmon

Salmon is the common name for several species of fish in the family Salmonidae. Several other fish in the same family are called trout; the difference is often said to be that salmon migrate and trout are resident, but this distinction does not strictly hold true...

 swim

Aquatic locomotion

Swimming is biologically propelled motion through a liquid medium. Swimming has evolved a number of times in a range of organisms ranging from arthropods to fish to molluscs.-Evolution of swimming:...

 back up the river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

s in which they were born to spawn

Spawn (biology)

Spawn refers to the eggs and sperm released or deposited, usually into water, by aquatic animals. As a verb, spawn refers to the process of releasing the eggs and sperm, also called spawning...

. All Pacific salmon die after spawning. While most Atlantic salmon die after their first spawn, about 5-10% (mostly female) return to the sea to feed between spawnings.(Citation Needed) The annual run is a major event for sport fisherman

Recreational fishing

Recreational fishing, also called sport fishing, is fishing for pleasure or competition. It can be contrasted with commercial fishing, which is fishing for profit, or subsistence fishing, which is fishing for survival....

 and grizzly bears.The Tlingit clans

Tlingit clans

The Tlingit clans of Southeast Alaska, in the United States, are one of the indigenous cultures within Alaska. The Tlingit people also live in the Northwest Interior of British Columbia, Canada, and in the southern Yukon Territory...

had a salmon run too.

External links

• Adams River Salmon Run