1. Barrow's Goldeneye Bucephala islandica, male, Lake Merritt, Oakland, California, USA, January 11, 2004.

2. Barrow's Goldeneye B. islandica, male, Lake Merritt, Oakland, California, USA, January 11, 2004.

3. Barrow's Goldeneye B. islandica, male, Lake Merritt, Oakland, California, USA, January 11, 2004.

4. Barrow's Goldeneye B. islandica, male, Lake Merritt, Oakland, California, USA, January 11, 2004.

5. Barrow's Goldeneye B. islandica, male, Lake Merritt, Oakland, California, USA, January 11, 2004.

6. Barrow's Goldeneye B. islandica, male, Lake Merritt, Oakland, California, USA, January 11, 2004.  Here the mane is slicked down as the bird surfaces from a dive.

7. Barrow's Goldeneye B. islandica, male and female, Lake Merritt, Oakland, California, USA, January 11, 2004.

8. Barrow's Goldeneye B. islandica, female, Lake Merritt, Oakland, California, USA, January 11, 2004.  Same individual as in 7 above.

9. Barrow's Goldeneye B. islandica, female, Lake Merritt, Oakland, California, USA, January 11, 2004.  Same individual as in 7 above.

10. Barrow's Goldeneye B. islandica, first-year male, Lake Merritt, Oakland, California, USA, January 11, 2004.

11. Barrow's Goldeneye B. islandica, first-year male, Lake Merritt, Oakland, California, USA, January 11, 2004.  Same individual as in 10 above.

12. Barrow's Goldeneye B. islandica, first-year male, Lake Merritt, Oakland, California, USA, January 11, 2004.    Same individual as in 10 above.

For comparison, some photographs of Common Goldeneyes follow:

13. Common Goldeneye B. clangula americana, male, Lake Merritt, Oakland, California, USA, January 11, 2004.

14. Common Goldeneye B. c. americana, male, Lake Merritt, Oakland, California, USA, January 11, 2004.

15. Common Goldeneye B. c. americana, female and male, Lake Merritt, Oakland, California, USA, January 11, 2004.

 © Stephen J. Davies