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 08/27/2015 Season Count To-Date Previous Week’s Count Highest Daily Count This Season
  • Black Vulture 0 4 0 2
  • Turkey Vulture 0 2 0 2
  • Unidentified Vulture 0 0 0 0
  • Osprey 10 27 12 10
  • Bald Eagle 4 19 6 5
  • Northern Harrier 0 1 0 1
  • Sharp-shinned Hawk 5 13 6 5
  • Cooper's Hawk 1 8 5 2
  • Northern Goshawk 0 0 0 0
  • Unidentified Accipiter 0 0 0 0
  • Red-shouldered Hawk 0 1 1 1
  • Broad-winged Hawk 16 110 67 31
  • Red-tailed Hawk 6 27 14 6
  • Rough-legged Hawk 0 0 0 0
  • Unidentified Buteo 1 5 4 2
  • Golden Eagle 0 0 0 0
  • Unidentified Eagle 0 0 0 0
  • American Kestrel 3 29 14 8
  • Merlin 1 3 1 1
  • Peregrine Falcon 0 0 0 0
  • Mississippi Kite 0 0 0 0
  • Unidentified Falcon 0 0 0 0
  • Unidentified Raptor 0 0 0 0
  • Other Raptor 0 0 0 0
  • Total Count: 47 249 130 47
  • Species Count for 08/27/2015 Season Count To-Date Previous Week’s Count Highest Daily Count This Season
  • Comments:

    Male merlin dove at owl 36 times this morning!

  • Weather:

    partly cloudy/mostly cloudy/overcast

  • Wind Direction:

    NW/W

  • Wind Speed:

    4-12 mph

  • HawkCount.org
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