Science

Hawk Mountain Raptor Count

Annual Raptor Migration


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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 08/31/2016 Season Count To-Date Previous Week’s Count Highest Daily Count This Season
  • Black Vulture 0 6 0 3
  • Turkey Vulture 0 8 7 7
  • Unidentified Vulture 0 0 0 0
  • Osprey 2 62 30 13
  • Bald Eagle 2 54 19 12
  • Northern Harrier 0 6 0 2
  • Sharp-shinned Hawk 7 36 17 7
  • Cooper's Hawk 0 9 2 3
  • Northern Goshawk 0 0 0 0
  • Unidentified Accipiter 0 0 0 0
  • Red-shouldered Hawk 0 2 2 1
  • Broad-winged Hawk 2 171 82 29
  • Red-tailed Hawk 0 50 20 16
  • Rough-legged Hawk 0 0 0 0
  • Unidentified Buteo 0 11 4 4
  • Golden Eagle 0 2 0 2
  • Unidentified Eagle 0 0 0 0
  • American Kestrel 1 31 15 8
  • Merlin 0 4 2 2
  • Peregrine Falcon 0 1 1 1
  • Mississippi Kite 0 0 0 0
  • Unidentified Falcon 0 0 0 0
  • Unidentified Raptor 0 6 2 2
  • Other Raptor 0 0 0 0
  • Total Count: 14 459 203 57
  • Species Count for 08/31/2016 Season Count To-Date Previous Week’s Count Highest Daily Count This Season
  • Comments:

    A few good looks at ospreys, eagles, broad-wings and sharp-shins.

  • Weather:

    Overcast/Mostly cloudy

  • Wind Direction:

    W

  • Wind Speed:

    0-5

  • HawkCount.org
DCNR