Nature Journal
with Photos

          
Common Goldeneye Identification Tips
(Credit: U. S. Geological Survey)
 
General Information
- Medium-sized diving duck
- Yellow eye
- Gently sloped forehead
- Black bill is small, but larger than in Barrow's
  Goldeneye
- White patches on the secondaries and secondary
  coverts visible in flight
- Immature female is similar to the adult female,
  immature male is like adult female but has a white
  breast,a darker head and a trace of the male's white
  patch before the eye

Adult male alternate

- Alternate plumage worn from fall through early
  summer
- Glossy greenish head
- White circular patch below eye on face
- White lower neck, breast, belly and flanks
- Dark back
- White scapulars with black striping

Adult male basic
- Similar to adult female

Adult female
- Reddish-brown head
- Dark-based bill with light patch at tip
- Gray body, paler on the breast and darker on the
  back
- White patch on wing split by two dark bands
 
 
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