Invasive Lake Trout Population Declines in YellowstoneInvasive Lake Trout Population Declines in YellowstoneA sexually mature lake trout starts laying eggs at age 5-6 and can live as long as 50 years.Associated PressAssociated Press
Yellowstone Makes Progress to Remove Invasive Lake TroutYellowstone Makes Progress to Remove Invasive Lake TroutNative cutthroat are the park's most ecologically important fish because it is a food source for grizzly bears, birds of prey and other wildlife.Tom MortonTom Morton