Grebes (Podicipedidae)

Western Grebe (Aechmophorus occidentalis) - HBW 1, p. 195

French: Grèbe élégant German: Renntaucher Spanish: Achichilique Común

Taxonomy: Podiceps occidentalis Lawrence, 1858, Fort Steilacoom, Washington.
Formerly included A. clarkii, which until recently considered a colour morph. Name clarkii was also applied to smaller southern race, including birds of both colour morphs, now classified as A. o. ephemeralis and A. c. clarkii. Distribution limits of races not well established. Two subspecies recognized.

Subspecies and Distribution:

  • occidentalis Lawrence, 1858 - SW & SC Canada, W & NC USA; winters Pacific coast S to Baja California.
  • ephemeralis Dickerman, 1986 - CW & SC Mexico.

  •      No sound recordings available yet