Date: 8/10/26 6:16 am From: 'Ted on Little Round Bay' via Maryland & DC Birding <mdbirding...> Subject: Re: [MDBirding] Duck ID help, Crownsville, next to Severn River
Thanks Steve. That makes sense. Is there an appropriate ebird thing to
register this under? I just have them down as mallards, which is as wrong
as black ducks I suppose.
On Sunday, August 9, 2026 at 8:57:57 PM UTC-4 Steve Long wrote:
> Mallards will cross-breed with both Black Ducks and Peking Ducks (white
> domestic), and cross-breeds can further cross-breed, generation after
> generation.
>
> So, it would probably take a DNA sample and a costly analysis to figure
> out exactly what ancestral combination resulted in these 2 ducks.
>
> Steve Long
>
>
> On 8/9/2026 6:08 PM, 'Ted on Little Round Bay' via Maryland & DC Birding
> wrote:
>
> Can I get some expert advice on this duck family in our yard? I'd like to
> think they're mallard x black duck hybrids. There are 6 just hatched
> ducklings in the mix, and these 2 adults. What I assume is the male has a
> white breast patch, and on what I assume is the female, the speculum color
> is not blue, though it seems to be bounded by black and not white. This is
> at the Severn River. This time of year, I have only seen mallards. Chicks
> this late in the season and the lack of clear mallard markings have me
> confused. See attached photos.. Thanks for any thoughts. [image:
> L1023018.jpeg][image: L1023029.jpeg][image: L1023040.jpeg][image:
> L1023068.jpeg][image: L1023083.jpeg][image: L1023121 2.jpeg] --
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