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.

Click here to keep up with our LIVE autumn count updates and for Hawk Count data graphics!

 

View By Year

View By Day

  • Species Count for 12/12/2018 Season Count To-Date Previous Week’s Count Highest Daily Count This Season
  • Black Vulture 0 69 12 19
  • Turkey Vulture 0 549 2 108
  • Unidentified Vulture 0 0 0 0
  • Osprey 0 338 0 47
  • Bald Eagle 0 546 16 39
  • Northern Harrier 0 130 1 7
  • Sharp-shinned Hawk 0 5125 3 618
  • Cooper's Hawk 0 597 2 88
  • Northern Goshawk 0 19 1 2
  • Unidentified Accipiter 0 44 0 8
  • Red-shouldered Hawk 0 207 4 28
  • Broad-winged Hawk 0 7966 0 3308
  • Red-tailed Hawk 2 1688 47 114
  • Rough-legged Hawk 0 2 0 1
  • Unidentified Buteo 0 13 0 3
  • Golden Eagle 0 145 5 25
  • Unidentified Eagle 0 0 0 0
  • American Kestrel 0 426 0 96
  • Merlin 0 247 0 27
  • Peregrine Falcon 0 61 0 5
  • Mississippi Kite 0 0 0 0
  • Unidentified Falcon 0 22 0 5
  • Unidentified Raptor 0 34 0 8
  • Other Raptor 0 0 0 0
  • Total Count: 2 18228 93 3410
  • Species Count for 12/12/2018 Season Count To-Date Previous Week’s Count Highest Daily Count This Season

  • Comments:

    Cool temperatures, hazy and overcast skies and light winds put a damper on the migration.

  • Weather:

    Overcast/Hazy

  • Wind Direction:

    NW

  • Wind Speed:

    1-7

  • HawkCount.org
KU Foundation