- Salmon can jump up to 6.5 feet.
- Each chinook female deposits between 3,000 and 14,000 eggs in several gravel nests.
- The largest salmon on record is a Chinook salmon that weighed 57 kilograms.
- The longest known trip ever taken by a salmon upriver was a chinook salmon that traveled 3,845 km to spawn.
- Young chinooks have parr marks: the stage between fry and smolt. These are marks on their sides that camouflage them.
- Chinook salmon are native to more than 1,000 rivers and streams in North America.
- Chinook can live up to nine years in age.
- Juvenile chinook may spend from 3 months to 2 years in freshwater before migrating to estuarine areas as smolts and then into the ocean to feed and mature.
- A salmon’s sense of smell is more sensitive than a dog or a bear.
- Pheromones, or chemical cues, guide salmon allowing them to find their birth streams.
- Less than two percent of salmon hatched in redds will return to spawn.
- Chinook travel more than 16,000 km in the Pacific Ocean before they return to spawn.
- In the last 25 years, chinook harvesting has dropped 96% due to the need to protect declining runs.
- There are six stages of a salmon's life cycle: eggs, alevin, fry, smolt, adult, and spawners.
- Small chinook salmon that mature after spending only one winter in the ocean are commonly referred to as "jacks," and are typically male.
- The condition of chinook salmon deteriorates during spawning because they do not feed and instead use stored nutrients for energy.
May 23, 2013