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RouteBoulder Reservoir to Rabbit Mountain, CO (1264)
Location Colorado, USA
Survey date 2024-02-06
Survey ID1834




Survey Conditions

Survey Date: 2024-02-06Start Time: 09:50:00End Time: 16:50:00
Temperature4 (C)8 (C)
Cloud Cover85 (%)85 (%)
Visibility18 (km)18 (km)
Precipitation0: None0: None
Wind Speed2: 6-11 km/h (4-7 mph)2: 6-11 km/h (4-7 mph)
Wind DirectionSWW
WaterMostly FrozenOpen
Snow Depth3 (in)0 (in)
Observer 1Ajit Antony
Observer 2Liza Antony
Observer 3
Observer 4
Notes Unseasonably warm after some snow a few days ago. The larger reservoirs were frozen but streams had open flowing water. Further north on the survey there was no snow on the ground and the ponds were not frozen.




Survey Sightings

SpeciesTimeCountBehaviorMorphAgeSexHabitat
AK (American Kestrel)09:55:001Perched AdultFemale•roadsides•developed•stubble agriculture
RT (Red-tailed Hawk)10:00:001Perched Light•roadsides•developed•stubble agriculture
RT (Red-tailed Hawk)10:05:001Perched LightImmature•roadsides•developed•stubble agriculture
RT (Red-tailed Hawk)10:05:001Perched LightAdult•roadsides•developed•stubble agriculture
AK (American Kestrel)10:40:001Perched AdultFemale•roadsides•developed•stubble agriculture
BE (Bald Eagle)10:40:001Adult•developed
FH (Ferruginous Hawk)10:45:001Perched LightAdult•stubble agriculture
RT (Red-tailed Hawk)10:45:001Flying Perched LightAdult•roadsides
RT (Red-tailed Hawk)11:05:002Perched Lightdeveloped
AK (American Kestrel)11:10:001Perched AdultMale•roadsides•developed
AK (American Kestrel)11:15:001Flying Perched AdultMale•roadsides•stubble agriculture
BE (Bald Eagle)11:30:001Flying Adult•stubble agriculture
FH (Ferruginous Hawk)11:30:001Perched LightAdult•stubble agriculture
RT (Red-tailed Hawk)11:35:001Perched LightAdult•stubble agriculture
RT (Red-tailed Hawk)11:35:001Perched Light•stubble agriculture
BE (Bald Eagle)11:40:001Perched Adult•stubble agriculture•wetland/pond/marsh/riparian
RT (Red-tailed Hawk)11:40:001Perched Light•stubble agriculture
RT (Red-tailed Hawk)11:45:001Perched Light•stubble agriculture
AK (American Kestrel)11:50:001Flying Perched •roadsides•stubble agriculture
RT (Red-tailed Hawk)11:55:001Perched Light•roadsides•stubble agriculture
RT (Red-tailed Hawk)12:00:001Perched Light•developed•stubble agriculture
RT (Red-tailed Hawk)12:00:001Perched Light•roadsides•stubble agriculture
RT (Red-tailed Hawk)12:10:002•stubble agriculture•wetland/pond/marsh/riparian
FH (Ferruginous Hawk)12:15:001Flying Perched LightImmature•roadsides•stubble agriculture
RT (Red-tailed Hawk)12:45:002•developed
RT (Red-tailed Hawk)12:50:001Perched Lightstubble agriculture
RT (Red-tailed Hawk)13:00:001Perched LightAdult•roadsides•developed•stubble agriculture
AK (American Kestrel)13:10:001Perched •roadsides•stubble agriculture
BE (Bald Eagle)13:30:002Perched Adult•wetland/pond/marsh/riparian•stubble agriculture
RT (Red-tailed Hawk)13:30:001Flying Perched LightAdult•stubble agriculture•wetland/pond/marsh/riparian
RT (Red-tailed Hawk)13:35:001Perched Light•developed•stubble agriculture
GE (Golden Eagle)13:40:001Perched Immature•grassland
AK (American Kestrel)13:50:001Perched AdultMale•roadsides•stubble agriculture•developed
GE (Golden Eagle)13:55:001Flying Perched Adult•grassland
BE (Bald Eagle)14:00:001Perched Adult•stubble agriculture
BE (Bald Eagle)14:00:001Perched Immature
FH (Ferruginous Hawk)14:20:001Flying Perched LightAdult•roadsides•wetland/pond/marsh/riparian•stubble agriculture
RT (Red-tailed Hawk)14:25:001Perched Light•grassland
RT (Red-tailed Hawk)14:40:002Perched Light•developed•grassland
GE (Golden Eagle)14:45:001Perched •grassland
GE (Golden Eagle)14:50:001Perched Adult•grassland
BE (Bald Eagle)14:55:001Perched Immature•roadsides•grassland
FH (Ferruginous Hawk)15:10:001Flying Perched LightAdult•animal agriculture•grassland•developed
BE (Bald Eagle)15:15:002Perched Adult•animal agriculture•grassland
FH (Ferruginous Hawk)15:30:001Perched LightAdult•developed•shrubland
RT (Red-tailed Hawk)15:35:001Perched LightAdult•roadsides•shrubland
NH (Northern Harrier)15:40:001Flying AdultFemale•roadsides•grassland
AK (American Kestrel)15:55:001Perched •grassland
BE (Bald Eagle)16:00:001Perched Immature•grassland
RT (Red-tailed Hawk)16:10:001Flying Perched Light•grassland•animal agriculture
RT (Red-tailed Hawk)16:15:001Perched Light•roadsides•developed
RT (Red-tailed Hawk)16:25:001Perched Light•roadsides•grassland
BE (Bald Eagle)16:40:001Perched Immature•roadsides•developed•animal agriculture
RT (Red-tailed Hawk)16:40:001Perched LightAdult•roadsides•animal agriculture
RT (Red-tailed Hawk)16:45:001Perched Light•roadsides•stubble agriculture
BE (Bald Eagle)16:50:001Perched Adult•stubble agriculture



Survey totals by species

SpeciesTotal Count
AK (American Kestrel)8
RT (Red-tailed Hawk)30
BE (Bald Eagle)13
FH (Ferruginous Hawk)6
GE (Golden Eagle)4
NH (Northern Harrier)1
Total62