National Wildlife Refuge System

Still River Depot Road
Harvard, MA, 01451
Phone: 978-443-4661
E-mail: fw5rw_emnwr@fws.gov

ESKER LOOP

Trail Information

  • Grade: Gentle
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more

Special Features

  • Located on northern part of refuge; parking lot in Ayer/Shirley
  • Self-guided nature trail
  • Long, winding trail that is more strenuous



GODDARD TRAIL

Trail Information

  • Grade: Gentle
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more

Special Features

  • Named for Robert Goddard, "Father of Rocketry"





RIVER TRAIL LOOP

Trail Information

  • Length: 1.5 Miles
  • Grade: Gentle
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more
  • Cross Slope: 2.3
    • Cross slope is the grade that is perpendicular to the direction of the trail. Cross slope information is most useful to wheelchair users. Wheelchairs are very difficult to drive or maneuver on steep cross slopes. A cross slope of less than 3% provides maximum accessibility.
  • Surface: Native

Special Features

  • Get outside and get active

TANK ROAD TRAIL

Trail Information

  • Length: 1.75 Miles
  • Grade: Gentle
    • GENTLE SLOPE: average slope 0% to 5%
    • MODERATE SLOPE: average slope 5% to 8%
    • STEEP SLOPE: slope of 8% or more
  • Cross Slope: 2.5
    • Cross slope is the grade that is perpendicular to the direction of the trail. Cross slope information is most useful to wheelchair users. Wheelchairs are very difficult to drive or maneuver on steep cross slopes. A cross slope of less than 3% provides maximum accessibility.
  • Surface: Admin Road

Special Features

  • That honk you hear is natural

Oxbow
National Wildlife Refuge

Trails By Length

Last updated: October 28, 2010