Date: 4/12/26 8:16 pm
From: John Riegsecker via Tweeters <tweeters...>
Subject: Re: [Tweeters] off-topic hybrid duck question
Hi Gary,

There has been a COGO x Bufflehead at Potlatch State Park since 2018:

https://ebird.org/checklist/S132170329

Then in 2024 another one (?) showed up about 17 miles away:

https://ebird.org/checklist/S218487269

Here is an example of a COGO x Hoodie

https://ebird.org/checklist/S6093162

It seems to me you can rule out the Bufflehead.

John Riegsecker
<jriegsecker...>


On 4/12/2026 5:56 PM, Gary Bletsch via Tweeters wrote:
> Dear Tweeters,
>
> Today, 12 April 2026, I found a strange duck. I think it was a
> Common Goldeneye hybrid. My best guess was COGO X Hooded Merganser,
> but I think that it might possibly be a COGO X Bufflehead.
>
> I put "off-topic" in the subject line, because the bird is not in
> the PNW; it was in Western New York.
>
> Here is the link to the eBird checklist:
>
>
> Checklist S320862904
>
>
> This was at the eBird hotspot called "Chautauqua--WMA Cheney Farm."
>
> I'd love to hear any thoughts about the ID of this odd duck. It was
> with a flock of Common Goldeneyes.
>
> Yours truly,
>
> Gary Bletsch
>
> <garybletsch...>
>
> _______________________________________________ Tweeters mailing
> list <Tweeters...> http://mailman11.u.washington.edu/
> mailman/listinfo/tweeters

--
John Riegsecker

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