Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Remsen,
J.V.
1973
Havlequin Duck
Histrionicus histrionicus
July 6 Ano Nuevo St. Res, San Mateo Co, Calif: 1 ♀-plum swimming
around rocks on south side of the point, picking things from
rocks while swimming. Patch on face was crescent-shaped,
indicating it was probably an ecc. ♂
Sep.22 Monterey area, Monterey Co, Calif: 1 ♂ at Lovells Pt. where it
had been reported all summer.
Sep.23 Ano Nuevo : 3. 2 ♂ in breed plum, 1 ♂ still molting.
Sep.27 Monterey area : 1 ♂ at Lovells Pt in perfect plumage