Date: 4/6/26 8:34 pm
From: <reports...>
Subject: [cobirds] Dinosaur Ridge - Denver Field Ornithologists (06 Apr 2026) 93 Raptors
Dinosaur Ridge - Denver Field Ornithologists
Golden, Colorado, USA
Daily Raptor Counts: Apr 06, 2026
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Species Day's Count Month Total Season Total
------------------ ----------- -------------- --------------
Black Vulture 0 0 0
Turkey Vulture 14 57 84
Osprey 2 6 12
Bald Eagle 0 4 17
Northern Harrier 4 6 18
Sharp-shinned Hawk 8 19 40
Cooper's Hawk 7 32 84
American Goshawk 0 0 1
Red-shouldered Hawk 0 0 0
Broad-winged Hawk 0 0 0
Red-tailed Hawk 14 62 310
Rough-legged Hawk 0 0 0
Swainson's Hawk 0 0 0
Ferruginous Hawk 0 0 9
Golden Eagle 0 0 7
American Kestrel 40 95 234
Merlin 1 1 4
Peregrine Falcon 0 1 3
Prairie Falcon 0 1 3
Mississippi Kite 0 0 0
Unknown Accipitrine 1 2 8
Unknown Buteo 0 0 3
Unknown Falcon 0 1 2
Unknown Eagle 0 0 0
Unknown Raptor 2 2 3

Total: 93 289 842
----------------------------------------------------------------------

Observation start time: 09:00:00
Observation end time: 17:00:00
Total observation time: 8 hours

Official Counter: Emma Riley

Observers:

Visitors:
We had 12 visitors today including 2 international groups! One group from
Germany visiting friends, and one group from the UK visiting for
basketball.

Thank you to Clay Gibson, Karolyn Chan, Amy Walsh, and Mike Serruto for
their time spent volunteering today. Your help spotting distant migrants
was crucial in today's count!


Weather:
Today was a beautiful day to monitor the migration with cloud cover present
for most of the day. Temperatures were in the mid to high 60s F depending
on cloud cover. Winds were consistently from the NE all day. Wind speeds
picked up a bit in the afternoon but died back down by the end of the day.
Some darker cloud cover/possible precipitation could be seen to the W of us
at the end of the day.

Raptor Observations:
It was a fun day of migration today with birds most active in the late
morning and end of the day. Birds in the morning commonly took a western
flight line over Mt Morrison, often being spotted high and N of us, making
some IDs challenging. Accipitrines dominated the count this morning with
both Cooper's Hawks and Sharp-shinned Hawks moving. In the afternoon we had
a great American Kestrel flight. At one point we had six AK overhead moving
N with a small group of Turkey Vultures. The majority of our Kestrels came
within 30-50 m of the hawk watch, putting on a great show. These late
afternoon falcon flights continue to be a highlight of this site.

Local raptors spotted today included a pair of Golden Eagles, a handful of
Red-tailed Hawks, and of course our local Turkey Vultures.

Non-raptor Observations:
White-throated Swift 5, Broad-tailed Hummingbird 1, Double-crested
Cormorant 6, Woodhouse's Scrub Jay 1, Black-billed Magpie 1, American Crow
3, Common Raven 2, swalow sp. 3, American Bushtit 7, Rock Wren 1, House
Finch 3, Spotted Towhee 1, Western Meadowlark 2

Predictions:
Tomorrow's conditions are expected to be similar to today with E winds for
a good chunk of the day and moderately warm temperatures. There is a slight
chance for precipitation in the afternoon, so a rain coat is recommended.
========================================================================
Report submitted by Official Counter of the day shown above (<dinoridgehw...>)
Dinosaur Ridge - Denver Field Ornithologists information may be found at:
www.dinosaurridgehawkwatch.org


More site information at hawkcount.org: https://hawkcount.org/siteinfo.php?rsite=123
Count data submitted via Trektellen.org - Project info at:
http://trektellen.org/count/view/4515/20260406

Site Description:
Dinosaur Ridge is the only regularly staffed hawk watch in Colorado and is
the best place in the world to see migrating Ferruginous Hawks. Hawk
watchers may see 17 species of migrating raptors; and it is an excellent
site to see rare dark morph buteos including Broad-winged hawk, Swainson's
hawk, Ferruginous hawk, Rough-legged hawk and Red-tailed Hawk. Other
raptors we see include Golden and Bald Eagles, Northern harrier, Osprey,
Peregrine Falcons, Prairie Falcons, Cooper's and Sharp-shinned Hawks,
American Kestrels, Merlin, and Turkey Vultures. American Goshawk is
uncommon but also counted each season. Non-raptor species include Rock
Wren, Bushtit, Western Bluebird, Sandhill Crane, White-throated Swift, and
American White Pelican. Birders of any skill level are always welcome. The
hawk watch at Dinosaur Ridge is staffed by Hawk Counter(s) and volunteers
from March through early May.

Directions to site:
From exit 259 on I-70 towards Morrison, drive south under freeway and take
left into first parking lot, the Stegosaurus lot. Follow hawk watch signs
from the southwest end of the parking lot to the hawk watch site. The hike
starts heading east on an old two-track and quickly turns south onto a
trail on the west side of the ridge. When the trail nears the top of the
ridge, turn left, and walk to the flat area at the crest of the ridge.
(Distance: 0.56 miles, Elevation gain: 259 feet)


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