UID
Digital Object Type Rare birds documentation form
Content DM Link https://n2t.net/ark:/87292/w9w37kx63
Type Text
Description Records Committee review for a Barrow's Goldeneye at De Soto National Wildlife Refuge in Harrison County, IA on March 14, 1987. Includes a record review document with votes, a request for reconsideration of the review, and a documentation form submitted to the committee.
Related Genres Administrative records Field notes Forms (documents)
Sort Date 1987-03-14 - 1996-04-24
People / Organizations
Time 11:30 AM
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Collection Iowa Ornithologists' Union | MS 166
Box 8
Folder 21
Contributing Institution Iowa State University Library Special Collections and University Archives
Creator / Author Fix, Andrew S.
Contributors Iowa Ornithologists' Union Records Committee
Topics Bird watching Ornithology Ornithology--Societies, etc
Birds Barrow's Goldeneye
Locations DeSoto National Wildlife Refuge
Map
Verbatim Locality Iowa portion of DeSoto Bend National Wildlife Refuge
Location Remarks The documentation forms do not include georeferences
Habitat water - central portion of large body of water at DeSoto Bend NWR
Extent 8 pages
Language(s) eng
Bibliographic Citation
Information Withheld
Individual Count 1
Occurrence Remarks The documentation form by Andrew S. Fix is the only one submitted and forms the basis of this record. Another observer was Craig Harms. | Elimination of similar species: Only species for possible confusion is Common Goldeneye, which was readily separable by the lack of dark lateral breast band in Common Goldeneye. Lack of dark back with linear row of white spots parallel to midline in Common Goldeneye and the overall whiter appearance of the Common Goldeneye. The final spot of the Barrow's is supposedly a cresent [sic] however this was not clearly evident in this bird, as the spot it had was suggestive of a cresent [sic] when compared to the nearby Common Goldeneye. Voice and behavior were not helpful in separation in this case. | The original documentation form event lasted from 11:30:00/12:00:00.
Occurrence Status present
Field Number 1987-08
Event Remarks Viewing Conditions: Light: Since it was about noon on a clear, sunny day, the light on this bid was ideal. Good pattern detail was evident and no glare compromised the view as the sun was virtually ideal. We were observing the bird with the sun coming in from the right but it was fairly high in the sky. Distance: ~200 ft - compared to height of nearby trees Optical equipment: 20x Bushnell scope on tripod
Supporting Documentation Peterson RT. A field guide to the birds east of the Rockies. 4th Edition. New York: Houghton Mifflin. | Farrand J. Audubon society master guide to birding. New York: Alfred A. Knopf.
Date Digital 12 May 2017
File Type image/jpeg
Hardware / Software Epson - sheet feed