Science

Hawk Mountain Raptor Count

Annual Raptor Migration


Official Outdoor Outfitter

Annual Autumn Hawkwatch: Daily, August 15 - December 15
Spring Migration: Daily, April 1-May 15

  • Autumn hawk flights are best on days with northwest wind following a cold front.
  • The Daily Count is posted after 6 pm.
  • You can hear tomorrow's weather forecast and flight prediction by calling 610-756-6000 x6 after 6 pm.

Please contact Hawk Mountain Sanctuary for questions about our count data or to use this data for scientific research.

View By Year

View By Day

  • Species Count for 04/17/2014 Season Count To-Date Previous Week’s Count Highest Daily Count This Season
  • Black Vulture 0 3 0 1
  • Turkey Vulture 0 3 2 2
  • Unidentified Vulture 0 0 0 0
  • Osprey 0 26 13 7
  • Bald Eagle 0 11 2 4
  • Northern Harrier 0 10 6 3
  • Sharp-shinned Hawk 0 40 19 11
  • Cooper's Hawk 1 31 22 8
  • Northern Goshawk 0 0 0 0
  • Unidentified Accipiter 0 12 8 5
  • Red-shouldered Hawk 0 6 4 2
  • Broad-winged Hawk 16 111 20 64
  • Red-tailed Hawk 0 44 24 10
  • Rough-legged Hawk 0 0 0 0
  • Unidentified Buteo 1 19 10 8
  • Golden Eagle 0 0 0 0
  • Unidentified Eagle 0 2 2 2
  • American Kestrel 0 12 7 3
  • Merlin 0 3 1 1
  • Peregrine Falcon 0 1 0 1
  • Mississippi Kite 0 0 0 0
  • Unidentified Falcon 0 2 2 1
  • Unidentified Raptor 0 6 1 2
  • Other Raptor 0 0 0 0
  • Total Count: 18 342 143 77
  • Species Count for 04/17/2014 Season Count To-Date Previous Week’s Count Highest Daily Count This Season
  • Comments:

    Lots of local black vultures!

  • Weather:

    Clear/Partly Cloudy

  • Wind Direction:

    E/SE

  • Wind Speed:

    5-12 mph

  • HawkCount.org
Gillespie