Check out the link here and the images towards the lower half of the page:

http://www.birds.cornell.edu/crows/domgeese.htm

I would guess Canada x domestic for the Brighton Dam bird as well.

Ed Boyd
Westminster, MD

Joe Hanfman wrote:
> Nancy, 
>
> The hybrid goose was still at Brighton Dam from 4:10 pm - 5:20 pm today. I guess it is a  Canada Goose x Greater White-fronted Goose. Maybe a goose expert could give us a better idea. 
>
> Also present was a male Red-breasted Merganser, 200 Common Mergansers, 14 Hooded Mergansers, Black Ducks, Mallards, 4 immature Bald Eagles, and 1 immature Herring Gull. 
>
>
>
>
>
>
>
> Joe Hanfman 
>
> Columbia, MD 
>
> ----- Forwarded Message ----- 
> From: "Nancy Magnusson" <> 
> To:  
> Sent: Sunday, January 31, 2010 1:03:59 PM GMT -05:00 Colombia 
> Subject: [MDOSPREY] Hybrid goose ID help 
>
> Okay, kids - 
>
> I posted 2 composite PowerPoint slides up on Flickr - could someone please tell me what the half that isn't Canada is? Then I won't have to ask the next time. I only cropped the photos and didn't attempt to undo my camera's propensity for overexposure - digiscoped with a point and shoot. 
>
> Thanks, 
> Nancy Magnusson 
> Ellicott City, MD 
>
> http://www.flickr.com/photos/34312269@N04/ 
>
>