This species spawns from March to August in
smaller streams. The female digs and spawns in
several nests depositing 800-1000 eggs in each
These eggs usually hatch 4-7 weeks later.
The life expectancy can be as low as 3-4 years but
generally the steelhead lives 6-8 years. They
first feed on plankton then insects and as they
grow older, crustaceans and other fish.