Verification of Unusual
Rec. # 2008-19
|Scientific name:||Buteo albonotatus|
|Length of time observed:||45 minutes|
|Location:||Along Santa Clara River from Shem Diversion upstream to north Shivwits boundary|
|Elevation:||980 - 1000 m|
|Distance to bird:||10 - 50 m|
|Optical equipment:||8x42 binoculars|
|Description: Size of bird:|
|(Description:) Basic Shape:|
|(Description:) Overall Pattern:|
|(Description:) Bill Type:|
Field Marks and
Larg dark raptor with blackish body and head. Wings - long and broad with
rounded tips showing five splayed primaries; upper and underwing coverts black;
underside of primaries and secondaries with thin fine barring and darker tips.
Tail - relatively long and black with ventral surface showing wide grayish band
on mid-section, and thinner bands (3) towards body visible on spread tail;
dorsal side also with wide grayish mid-band, and one thinner inner band; all
rectrices with pale tips. Head - with dark eye, and dark bill, and yellow cere
and gap. Legs - yellow.
|Song or call & method of delivery:||na|
|Behavior:||very active, flying along the Santa Clara occasionally low and through the riparian area and often over/through adjacent ridges and valleys. Perched briefly once in top of dead cottonwood but was run off by Am. Kestrels.|
|Habitat:||Cottonwood riparian area and adjacent hillsides and lava ridges|
were they eliminated:
Turkey Vulture - eliminated by feathered head with yellow ceres
Common Black-Hawk - eliminated by broader wings, no contrast on under-wing linings, shorter tail, etc.
dark-morph Red-tailed Hawk has pale panels at the base of primaries.
this & similar species:
|Description from:||Notes taken at time of sighting|
|Observer's address:||35050 West 290 North|
|Observer's e-mail address:||firstname.lastname@example.org|
|Other observers who independently identified this bird:||none|