salmon senescence

Fishing for mechanisms regulating senescence in sockeye salmon

Steven RobertsTom QuinnLeslie JensenCaroline Storer

salmon biology

salmon biology

environmental change

model for aging

model for aging

model for aging

resource allocation

resource allocation

natural selection and heritability

natural selection and heritability

What physiological processes regulate senescence?

Research to date

Hansen Creek2009

what’s next?

focus

what’s next?

focus on cellular mechanism

what’s next?

focus on cellular mechanism

Senescence rate

Bear

Climate

SalmonHumans

Toxins

Temperature

Stream

Nutrients

what’s next?

Food

Senescence rate

Bear

Climate

SalmonHumans

Toxins

Temperature

Stream

Nutrients

what’s next?

focus

Food

Summer 2010

• Fin clip and tag early arriving fish

• Fin clip and tag late arriving fish}

Summer 2010

• Fin clip and tag early arriving fish

• Fin clip and tag late arriving fish}

Summer 2010

• Fin clip and tag early arriving fish

• Fin clip and tag late arriving fish

• Fin clip each day

}

Summer 2010

• Fin clip and tag early arriving fish

• Fin clip and tag late arriving fish

• Fin clip each day

}

}

Summer 2010

• Fin clip and tag early arriving fish

• Fin clip and tag late arriving fish

• Fin clip each day

• Sacrifice day 6 & 7 post tag

}

}

Summer 2010

• Fin clip and tag early arriving fish

• Fin clip and tag late arriving fish

• Fin clip each day

• Sacrifice day 6 & 7 post tag

}

}} ngs