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USFS Logo Research Data Archive
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This creek bed has been used as a cat road for hauling timber. View downstream.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: hydrology
water conservation, soil conservation and erosion
watershed management
studies of infiltration, run-off and water erosion:effects of forestry practices (polluted water)
Location: Alaska; Helm Bay; Helm Creek
Description: This creek bed has been used as a cat road for hauling timber. View downstream.
Date: 7/12/1957

Looking upstream from location of previous photo. Note fine stand of alder that followed logging.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: hydrology
water conservation, soil conservation and erosion
watershed management
studies of infiltration, run-off and water erosion:effects of forestry practices (polluted water)
Location: Alaska; Helm Bay; Helm Creek
Description: Looking upstream from location of previous photo. Note fine stand of alder that followed logging.
Date: 7/12/1957