Date: 11/25/18 12:05 pm
From: Jamie Adams (via carolinabirds Mailing List) <carolinabirds...>
Subject: Re: Possible Barrow's Goldeneye at Fort Fisher, NC
I just posted on Advanced Bird ID Facebook so will see what they say. Here <https://urldefense.proofpoint.com/v2/url?u=https-3A__na01.safelinks.protection.outlook.com_-3Furl-3Dhttp-253A-252F-252Fwww.sibleyguides.com-252F2010-252F01-252Fdistinguishing-2Dfemale-2Dbarrows-2Dand-2Dcommon-2Dgoldeneyes-252F-26data-3D02-257C01-257CJamie.Adams-2540quintiles.com-257Cff3a3e75f1364efc833c08d65308321e-257C5989ece0f90e40bf9c791a7beccdb861-257C1-257C0-257C636787692010897710-26sdata-3DX-252Fi-252B1Dmsxn6P-252FWaJc-252FXFQks41oawhiwbKApW8uN6qH8-253D-26reserved-3D0&d=DwIFaQ&c=imBPVzF25OnBgGmVOlcsiEgHoG1i6YHLR0Sj_gZ4adc&r=ymRCw6Q-sBitug_rdeO1Tokz-I_SX2LQN2_Ocvlal9U&m=3292TLPyhpxUJTIRk3Y1XB-xq2_XJuPCJ6WIAoY76y8&s=MebOiFDpAlb-nfMKxhEq_QDCR87jaWmCnqoa6meRPUE&e=> and here <https://urldefense.proofpoint.com/v2/url?u=https-3A__na01.safelinks.protection.outlook.com_-3Furl-3Dhttp-253A-252F-252Fwww.sibleyguides.com-252F2010-252F01-252Fidentification-2Dof-2Dhybrid-2Dfemale-2Dgoldeneyes-252F-26data-3D02-257C01-257CJamie.Adams-2540quintiles.com-257Cff3a3e75f1364efc833c08d65308321e-257C5989ece0f90e40bf9c791a7beccdb861-257C1-257C0-257C636787692010897710-26sdata-3DgsJvr4xLGblUPjaTcoouN2Oom-252BeLl6-252BhlkuatpsPtzc-253D-26reserved-3D0&d=DwIFaQ&c=imBPVzF25OnBgGmVOlcsiEgHoG1i6YHLR0Sj_gZ4adc&r=ymRCw6Q-sBitug_rdeO1Tokz-I_SX2LQN2_Ocvlal9U&m=3292TLPyhpxUJTIRk3Y1XB-xq2_XJuPCJ6WIAoY76y8&s=AT_WVGz8dGKaiq_MxY1FZpGxjv4FdVKCgeBk0nr3dPk&e=> are two articles by Sibley on ID of female goldeneyes. Bill size is not a good indicator and neither is the slope of forehead because water will change the slope.

The shape of the bill is important.

Jamie Adams
Wilmington, NC



> On Nov 25, 2018, at 2:57 PM, Ron <waxwing...> wrote:
>
> The bill of the one in question may even be a little larger and slopes differently, at least to me. I wonder if there was a Redhead in the family closet?
>
> Ron Clark
> Kings Mtn. NC
>
>
>
>
> From: Jamie Adams <mailto:<jadamsbirds...>
> Sent: Sunday, November 25, 2018 2:40 PM
> To: Ron <mailto:<waxwing...> ; <carolinabirds...> <mailto:<carolinabirds...>
> Subject: Re: Possible Barrow's Goldeneye at Fort Fisher, NC
>
> One thing to keep in mind on these photographs, the one with the yellow bill was actively feeding while the definite Common was resting and had not dove much. I am not sure if that created the illusion of the Common having a bigger head as the Barrow’s/Common had a slicked back look.
>
> More photos will undoubtedly be coming from other folks. I am on the fence myself but hope people keep an open mind and check some of the photos that will be coming.
>
> Jamie Adams
> Wilmington, NC
>
>> On Nov 25, 2018, at 2:24 PM, Ron <waxwing...> <mailto:<waxwing...>> wrote:
>>
>> Barrow’s has a steeper forehead, and stubbier bill. In Alaska, I use those instead of color. While color could vary, I guess, I’m not sure skull shape would, or bill size. Neither forehead looks “steep” and the bills look relatively close in size.
>>
>> Ron Clark
>> Kings Mtn. NC
>>
>>
>>
>>
>>
>>
>> From: Jamie Adams (via carolinabirds Mailing List) <mailto:<carolinabirds...>
>> Sent: Sunday, November 25, 2018 12:34 PM
>> To: <carolinabirds...> <mailto:<carolinabirds...>
>> Subject: Possible Barrow's Goldeneye at Fort Fisher, NC
>>
>> Hello Folks,
>>
>> Possible Barrow’s swimming with a Common Goldeneye at Fort Fisher, NC in the Aquarium Pond off the Basin Trail.
>>
>> Pictures at below ebird link. Of note was the all yellow/orange bill and a warmer chestnut brown color which doesn’t come off nicely in the pictures but myself and two others both noted in the field.
>>
>> Sibley’s has a paper on this ID which is tough on a female Goldeneye. Apparently bill size overlaps and Common can have a yellow variant although in November it would be pretty rare. Bill shape needs to be closely considered.
>>
>> I think Derb is on his way down to check.
>>
>> There was a guy with a 600mm lens taking great shots, I will see if I can get him to send some pics.
>>
>> https://urldefense.proofpoint.com/v2/url?u=https-3A__ebird.org_view_checklist_S50206379&d=DwIFaQ&c=imBPVzF25OnBgGmVOlcsiEgHoG1i6YHLR0Sj_gZ4adc&r=ymRCw6Q-sBitug_rdeO1Tokz-I_SX2LQN2_Ocvlal9U&m=3292TLPyhpxUJTIRk3Y1XB-xq2_XJuPCJ6WIAoY76y8&s=wRcW41gdCl-NofrfM3uQzY5KfN5kH77GlGOXDdcigjo&e= <https://urldefense.proofpoint.com/v2/url?u=https-3A__ebird.org_view_checklist_S50206379&d=DwMFaQ&c=imBPVzF25OnBgGmVOlcsiEgHoG1i6YHLR0Sj_gZ4adc&r=ymRCw6Q-sBitug_rdeO1Tokz-I_SX2LQN2_Ocvlal9U&m=Pr0hl3CFmDiRMCk0mJ9Vyz9Zb-x4-Uc9HbzGKGz81GQ&s=ZBGcSs52NTi4RIlLykjo0UmWvjon_hy1oY5Ikbs99wM&e=>
>>
>> Jamie Adams
>> Wilmington, NC
>
>


 
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