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BOULDER, Colo. (KDVR) — Nesting season begins soon in Boulder County and some areas will be temporarily closed to protect the birds of prey.

Northern Harrier (Credit: Claudia Van Wie)

Osprey, American bittern and the northern harrier habitats will be closed March 15 and are scheduled to reopen on Sept. 10:

  • Axelson, northwest of the reservoir, west of 51st Street. Portions of this property will be closed.
  • Dry Creek East, northwest corner of the Boulder Reservoir, east of 51st Street, with an extension to Oct. 31, if burrowing owls are also present.
  • Little Dry Creek East, southwest corner of the Boulder Reservoir, east of 51st Street.
  • Little Dry Creek West, west of 51st Street between the Boulder Reservoir entrance and the Eagle Trailhead.
  • Boulder Valley Ranch, west of 51st/55th, west of Eagle Trail and west of the Boulder Valley Ranch pond.
  • Coot Lake wetland, immediately west of Coot Lake. The trail surrounding the wetland is open with voluntary leash recommendations in effect.
  • The southwest corner of the Sawhill Ponds property, located west of 75th Street between Valmont and Jay roads.
Burrowing Owls in Commerce City (Credit:Dominic Lo)

Burrowing owl habitats will be closed March 15 and are scheduled to reopen on Oct. 31:

  • Cosslett/Knaus, south of Lookout Road and east of 75th Street.
  • Jafay/Lynch, north of Lookout Road and east of 75th Street.
  • Superior Associates and Kelsall, north of High-Plains Trail.

Watch an osprey nest from a livestream.

Stay up to date with Osprey, Northern Harrier and American Bittern closures.

An interactive map for wildlife protection closures is also available.