Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
Remsen,
J.V.
1974
Marsh Hawk
Circus cyaneus
Apr.26(cont) Sears Pt. Rd, Sonoma Co, Calif: 1
May 5 Westley exit, I-5, Stanislaus Co, Calif: 1♂↑
May 15 Woodland Sugar Ponds, Yolo Co, Calif: 1♂↑
May 20 Hwy 1, San Mateo Co: 2♂♀♀ between Año Nuevo Pescadero
May 31 Tracy, San Joaquin Co: 1♂↑
Dec.11 Bodega Bay: 3
Dec.28 Barr Lake to Muir Spgs, Colo: 4♂, 2 ♀/i