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RouteNunn Raptor Alley Route (1280)
Location Colorado, United States
Survey date 2024-02-11
Survey ID1843




Survey Conditions

Survey Date: 2024-02-11Start Time: 08:10:00End Time: 12:10:00
Temperature-10 (C)2 (C)
Cloud Cover0 (%)0 (%)
Visibility4 (km)4 (km)
Precipitation0: None0: None
Wind Speed2: 6-11 km/h (4-7 mph)2: 6-11 km/h (4-7 mph)
Wind DirectionNWNW
WaterMostly FrozenOpen
Snow Depth3 (in)2 (in)
Observer 1R. Beauchamp
Observer 2
Observer 3
Observer 4
Notes Snow storm a day ago (over night Feb 9-10) resulted in 1 - 4 inches of snow. The southern portion of the route had 3-4 inches, while northern section was ~1".




Survey Sightings

SpeciesTimeCountBehaviorMorphAgeSexHabitat
RT (Red-tailed Hawk)08:15:002Perched Adult•developed
BE (Bald Eagle)08:50:002Perched Adult•developed
FH (Ferruginous Hawk)08:55:001Perched Adult•grassland
AK (American Kestrel)09:20:001Perched AdultMale•developed
RT (Red-tailed Hawk)09:50:001Perched Adult•grassland•fallow agriculture
NH (Northern Harrier)10:00:002Flying Adult•shrubland•grassland
NH (Northern Harrier)10:00:001Flying Immature•shrubland•grassland
RT (Red-tailed Hawk)10:00:001Perched Adult•shrubland•grassland
AK (American Kestrel)10:10:001Perched AdultFemale•grassland
GE (Golden Eagle)10:10:001Perched Adult•grassland
NH (Northern Harrier)10:35:001Flying AdultFemale•fallow agriculture•grassland
FH (Ferruginous Hawk)10:40:001Perched Adult•fallow agriculture
ML (Merlin)10:45:001Perched Adult•developed•grassland
NH (Northern Harrier)10:50:001Perched •fallow agriculture
AK (American Kestrel)11:10:001Flying AdultMale•grassland
AK (American Kestrel)11:15:001Perched AdultMale•shrubland•grassland
NH (Northern Harrier)11:25:001Perched AdultFemale•grassland
AK (American Kestrel)11:30:001Perched AdultMale•shrubland
FH (Ferruginous Hawk)11:30:002Perched Adult•shrubland
BE (Bald Eagle)11:45:001Perched Adult•grassland
AK (American Kestrel)11:50:001Perched AdultMale•grassland
AK (American Kestrel)11:55:001Perched AdultMale•grassland
GE (Golden Eagle)11:55:001Flying Immature•grassland
FH (Ferruginous Hawk)12:00:002Flying Perched Adult•grassland
NH (Northern Harrier)12:10:001Flying Immature•grassland



Survey totals by species

SpeciesTotal Count
RT (Red-tailed Hawk)4
BE (Bald Eagle)3
FH (Ferruginous Hawk)6
AK (American Kestrel)7
NH (Northern Harrier)7
GE (Golden Eagle)2
ML (Merlin)1
Total30