 Steelhead spend two years in freshwater before heading to the Bay and field studies in the Stanford portion of Los Trancos Creek have found hundreds of young trout ranging from ~140 per mile to nearly 600 per mile.From 2016 through 2020, a pair of bald eagles ("Haliaeetus leucocephalus") has nested in a large eucalyptus tree near Felt Lake and the Pearson-Arastradero Preserve.Excellent hiking from the Piers Lane parking area on Alpine Road crosses over San Franciscquito Creek and Los Trancos Creek just above their confluence and proceeds to the Stanford Dish.