Saturday, 18 April 2026

[cobirds] Dinosaur Ridge - Denver Field Ornithologists (18 Apr 2026) 93 Raptors

Dinosaur Ridge - Denver Field Ornithologists
Golden, Colorado, USA

Daily Raptor Counts: Apr 18, 2026
Species Day's Count Month Total Season Total
Black Vulture 0 0 0
Turkey Vulture 6 112 139
Osprey 5 25 31
Bald Eagle 3 10 23
Northern Harrier 2 20 32
Sharp-shinned Hawk 10 71 92
Cooper's Hawk 9 118 170
American Goshawk 0 0 1
Red-shouldered Hawk 0 0 0
Broad-winged Hawk 2 8 8
Red-tailed Hawk 10 152 400
Rough-legged Hawk 0 0 0
Swainson's Hawk 6 13 13
Ferruginous Hawk 1 6 15
Golden Eagle 0 1 8
American Kestrel 39 310 449
Merlin 0 2 5
Peregrine Falcon 0 1 3
Prairie Falcon 0 2 4
Mississippi Kite 0 0 0
Unknown Accipitrine 0 8 14
Unknown Buteo 0 1 4
Unknown Falcon 0 2 3
Unknown Eagle 0 0 0
Unknown Raptor 0 2 3
Total: 93 864 1417


Observation start time: 07:15:00
Observation end time: 18:00:00
Total observation time: 10 hours
Official Counter Emma Riley, Soren Zappia , Soren Zappia
Observers: Laura Farnsworth



Visitors:
44 visitors, not including field trip participants. It was our busiest day yet for visitors with a DFO field trip led by Ajit and Liza Antony in the morning, and a few birders and hikers throughout the day. We also met two groups of 10 visitors from England, who work as guards at Buckingham Palace - they seemed to be enjoying Colorado! Thank you to Steve Price for volunteering at the hawkwatch today, and to Janet Peters, David Suddjian, and Mike Ames for submitting their counts to our Raptorthon. There is still time to submit lists from within an 8 mile radius of the hawkwatch - share with the user "dinoridgehawkwatch" on eBird. Results to come soon!

Weather:
We returned to sunny skies today with temperatures starting near freezing but reaching the low 60s F by the end of the day, with yesterday's snow nearly completely melted by the late afternoon. Winds were light and variable, starting as WNW in the early morning but shifting more east in the remainder of the day. In the final two hours of the count, cloud cover increased gradually until there was a thin, wispy blanket over most of the sky.

Raptor Observations:
Today was our Raptorthon fundraiser, and we were lucky to see 13 raptor species at the ridge today, including local birds! We had a good push of birds, with our highest daily total so far this season for Ospreys, Bald Eagles, and Swainson's Hawks. Most birds were on the west ridge or overhead, but we saw 2 Osprey past by below eye level on the east. The morning was busy, but the midday was quieter before activity resumed in the afternoon. Highlights of the day include 2 Broad-winged Hawks, a surprising late Harlan's Red-tailed Hawk, and a dark morph Ferruginous Hawk. Bald Eagle activity was also quite high today, with three migrants and many local birds. An adult Bald Eagle flew south low overhead, giving amazing views to our morning field trip. We also had good numbers of American Kestrels throughout the day. While a few birds were low close to the ridge, many remained high overhead or far to the west even in the late hours of the count. We also saw our first Yellow-rumped Warbler of the season today, Western and Mountain Bluebirds, and many swifts and swallows.

Non-raptor Observations:
White-throated Swift 48, Broad-tailed Hummingbird 3, Mourning Dove 1, Ring-billed Gull 1, Double-crested Cormorant 1, American White Pelican 4, Northern Flicker 1, Say's Phoebe 1, Woodhouse's Scrub Jay 2, Black-billed Magpie 1, Common Raven 4, Black-capped Chickadee 1, Tree Swallow 3, Violet-green Swallow 4, Barn Swallow 1, swalow sp. 2, Mountain Bluebird 6, Western Bluebird 6, Townsend's Solitaire 1, American Robin 3, House Finch 1, Pine Siskin 4, Spotted Towhee 2, Western Meadowlark 2, Red-winged Blackbird 2, Yellow-rumped Warbler (Audubon's) 1

Predictions:
Tomorrow, warmer temperatures are predicted from the mid 50s to low 70s F. Expect sunny skies and winds from the NE. Trails were dry on our descent today. Watch for rattlesnakes as warm temperatures return.


Report submitted by Official Counter of the day shown above (dinoridgehw@gmail.com)
Dinosaur Ridge - Denver Field Ornithologists information may be found at: www.dinosaurridgehawkwatch.org
More information at hawkcount.org: [Site Profile] [Day Summary] [Month Summary]
Count data submitted via Trektellen.org - [Project Details]




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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Friday, 17 April 2026

[cobirds] Dinosaur Ridge - Denver Field Ornithologists (17 Apr 2026) 4 Raptors

Dinosaur Ridge - Denver Field Ornithologists
Golden, Colorado, USA

Daily Raptor Counts: Apr 17, 2026
Species Day's Count Month Total Season Total
Black Vulture 0 0 0
Turkey Vulture 0 106 133
Osprey 0 20 26
Bald Eagle 0 7 20
Northern Harrier 1 18 30
Sharp-shinned Hawk 0 61 82
Cooper's Hawk 0 109 161
American Goshawk 0 0 1
Red-shouldered Hawk 0 0 0
Broad-winged Hawk 0 6 6
Red-tailed Hawk 0 142 390
Rough-legged Hawk 0 0 0
Swainson's Hawk 0 7 7
Ferruginous Hawk 0 5 14
Golden Eagle 0 1 8
American Kestrel 3 271 410
Merlin 0 2 5
Peregrine Falcon 0 1 3
Prairie Falcon 0 2 4
Mississippi Kite 0 0 0
Unknown Accipitrine 0 8 14
Unknown Buteo 0 1 4
Unknown Falcon 0 2 3
Unknown Eagle 0 0 0
Unknown Raptor 0 2 3
Total: 4 771 1324


Observation start time: 09:00:00
Observation end time: 17:00:00
Total observation time: 4 hours
Official Counter Soren Zappia, Soren Zappia
Observers:



Visitors:
3 visitors. We had a family of birders from Kentucky visit the ridge in the afternoon - they appreciated a Black-billed Magpie that had landed close by.

Weather:
The snow hadn't started when the count began, but it was visible to the north and east. Skies were overcast and winds were light to moderate from the east. Snow began around 9:20 MST. Visibility at first was good but dropped to near 2 km by the end of the hour, and both the west ridges and green mountain disappeared into the snow. The wind intensified a bit, and visibility continued to drop to less than 0.5 km until the count was suspended due to low visibility. The count resumed at 15:00 MST, and soon after a very light snow fell for around 30 minutes. Fog in the east and south limited view of the west ridge, and Mt Morrison disappeared into the fog, but Green Mountain was clear. The sky was mostly cloudy with a few holes in the cloud cover to the north and east developing in the final hour. Winds remained light from the east.

Raptor Observations:
Despite the snowy day, we had a few migrants in the first hour. As the snow was starting, a Northern Harrier flew low on the west just above the ridgeline, and an American Kestrel passed by close on the east. At the end of the first hour when snow was intensifying, a pair of AKs flew by low in the valley. No migrants were seen in the following hour before the count was suspended. In the afternoon, no migrants were observed, although we spotted a local Swainson's Hawk and young Bald Eagle. Mountain Bluebirds flew south past the ridge soon after the snow began, and flocks of American Robins and Mountain Bluebirds were flitting about the ridge in the morning. A Townsend's Solitaire was observed in the afternoon.

Non-raptor Observations:
Broad-tailed Hummingbird 1, Mourning Dove 1, Double-crested Cormorant 1, Northern Flicker 1, Black-billed Magpie 2, American Crow 1, Common Raven 1, Mountain Bluebird 21, Townsend's Solitaire 1, American Robin 18, Spotted Towhee 1, Western Meadowlark 1

Predictions:
Tomorrow is our Raptorthon celebration, and our team will be attempting to find as many species as possible on the ridge and close nearby. We hope you can join us! Read more here: https://www.hawkmigration.org/product/the-mile-high-raptors/ It should be a nice and cool day with temperatures in the mid 30s to low 50s F. Sunny skies are predicted with moderate to light WNW winds shifting to light NE in the afternoon. Expect muddy trails from today's snow.


Report submitted by Official Counter of the day shown above (dinoridgehw@gmail.com)
Dinosaur Ridge - Denver Field Ornithologists information may be found at: www.dinosaurridgehawkwatch.org
More information at hawkcount.org: [Site Profile] [Day Summary] [Month Summary]
Count data submitted via Trektellen.org - [Project Details]




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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Re: [cobirds] White Ibis, Arvada

A link to the video showing the White Ibis: 

Good birding!
Van Rudd
Louisville, CO

On Fri, Apr 17, 2026 at 12:52 PM Paula Hansley <plhansley@gmail.com> wrote:
There is a video of the ibis walking in a pond at ~6 PM April 15 on the Channel 9 website.  The video is accompanied by commentary by Kyle Clark.

Paula Hansley
Louisville 

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[cobirds] White Ibis, Arvada

There is a video of the ibis walking in a pond at ~6 PM April 15 on the Channel 9 website.  The video is accompanied by commentary by Kyle Clark.

Paula Hansley
Louisville 

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[cobirds] White Ibis

The White Ibis is now at a retention pond in Arvada, according to my Nextdoor website. I assume it’s the same one— headed home?

Not sure where the pond is located but I will post if I find out.

Paula Hansley
Louisville 

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Re: [cobirds] Barn Swallows & the City Park Bandstand Fire

To Mike and Pat,
Thank you so much for caring about the swallows at the Bandstand. I have loved watching them nest there. If the City doesn't want to renew the bandstand, I wonder if we could prevail upon them to put up some kind of replacement structure for the swallows to use in the future.  Hmmmmm.....
Colleen

On Friday, April 17, 2026 at 2:19:40 AM UTC-6 Patrick O'Driscoll wrote:
Hey Mike, FYI, the Barn Swallows already are returning.
I counted eight on Thursday, 4/16, and all were flying in and out of the area underneath the bandstand.
From what I can tell from the limited vantage point of standing outside the cordoned-off area, it appears that the fire may have only burned through one central portion of the foundation between bandstand and lake water.
There are timbers and debris underneath, but they don't appear to be extensive.

Anyway, I hope the city doesn't commence demolition anytime soon -- though frankly, I wasn't expecting them to.
The city budget being as tight as it is (I think a $200 million shortfall, give or take a few mil), I doubt there's $$ available for demolition this quickly.
And now that the swallows are coming back, they'd be unwise to start now.
I guess we'll see eventually.

pat o'


On Sat, Apr 11, 2026 at 3:05 PM Mike Fernandez <2mi...@gmail.com> wrote:
Regarding the fire-destroyed Denver City Park bandstand: I've asked several organizations to please consider demolishing the structure as soon as possible—hopefully before the Barn Swallows return and build their nests under the structure. They usually start arriving in late April. They will likely build nests regardless of the conditions. It would be sad to demolish the building when it has active nests. Their numbers in City Park are in the hundreds. 

I wrote on April 8 to: 
- City Park Friends and Neighbors
- City Park Alliance
- Denver Parks & Rec
- Denver City Council Dist 9 Darrell Watson directly. Plus the two at-large members, also directly.  
And have not received a single acknowledgment, other than a ticket number autogenerated by denvergov. 

I will keep at it, but if you have any thoughts or suggestions about this concern, please reply. 
Thanks. 

== ==
mike fernandez
Denver
720-351-0887
Communications & Outreach
Denver Field Ornithologists 

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Re: [cobirds] Barn Swallows & the City Park Bandstand Fire

Hey Mike, FYI, the Barn Swallows already are returning.
I counted eight on Thursday, 4/16, and all were flying in and out of the area underneath the bandstand.
From what I can tell from the limited vantage point of standing outside the cordoned-off area, it appears that the fire may have only burned through one central portion of the foundation between bandstand and lake water.
There are timbers and debris underneath, but they don't appear to be extensive.

Anyway, I hope the city doesn't commence demolition anytime soon -- though frankly, I wasn't expecting them to.
The city budget being as tight as it is (I think a $200 million shortfall, give or take a few mil), I doubt there's $$ available for demolition this quickly.
And now that the swallows are coming back, they'd be unwise to start now.
I guess we'll see eventually.

pat o'


On Sat, Apr 11, 2026 at 3:05 PM Mike Fernandez <2mikef@gmail.com> wrote:
Regarding the fire-destroyed Denver City Park bandstand: I've asked several organizations to please consider demolishing the structure as soon as possible—hopefully before the Barn Swallows return and build their nests under the structure. They usually start arriving in late April. They will likely build nests regardless of the conditions. It would be sad to demolish the building when it has active nests. Their numbers in City Park are in the hundreds. 

I wrote on April 8 to: 
- City Park Friends and Neighbors
- City Park Alliance
- Denver Parks & Rec
- Denver City Council Dist 9 Darrell Watson directly. Plus the two at-large members, also directly.  
And have not received a single acknowledgment, other than a ticket number autogenerated by denvergov. 

I will keep at it, but if you have any thoughts or suggestions about this concern, please reply. 
Thanks. 

== ==
mike fernandez
Denver
720-351-0887
Communications & Outreach
Denver Field Ornithologists 

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