UID
Digital Object Type Rare birds documentation form
Content DM Link https://n2t.net/ark:/87292/w9rn30977
Type Text
Description Records Committee review for a Red Phalarope at Saylorville Reservoir in Polk County, IA on September 30, 1988. Includes a record review document with votes, an article in Iowa Bird Life, and ten documentation forms submitted to the committee.
Related Genres Administrative records Clippings (information artifacts) Field notes
Sort Date 1988-09-30 - 1993-08-04
People / Organizations
Time 4:46 PM
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Data License http://creativecommons.org/publicdomain/zero/1.0
Collection Iowa Ornithologists' Union | MS 166
Box 10
Folder 12
Contributing Institution Iowa State University Library Special Collections and University Archives
Creator / Author Dinsmore, Stephen J.
Contributors Dinsmore, James J. Kent, Thomas H. (Thomas Hugh), 1934- Engebretsen, Bery Fix, Andrew S. Johnson, Ann Proescholdt, Beth Proescholdt, Mark Sinclair, Jim Thomas, Michael K. Iowa Ornithologists' Union Records Committee
Topics Bird watching Ornithology Ornithology--Societies, etc
Birds Red Phalarope
Locations Saylorville Lake
Map
Verbatim Locality north end of Saylorville Reservoir, Polk Co.
Location Remarks The documentation forms do not include georeferences
Habitat swimming and wading in shallow water adjacent to large mudflat
Extent 16 pages
Language(s) eng
Bibliographic Citation
Information Withheld
Individual Count 1
Occurrence Remarks The documentation form by Steve Dinsmore forms the basis of this record. Other documentation forms by Bery Engebretsen, Mark Proescholdt, Beth Proescholdt, Andrew S. Fix, Jim Sinclair, James Dinsmore, Thomas H. Kent, Ann Johnson, and Mike Thomas were submitted. Other observers includes David Youngblut and Larry Morris. | Elimination of similar species: The posture, behavior, and black and white color pattern rule out all shorebirds except phalaropes. The size, "hunchbacked" appearance, bill shape, head pattern, and unstreaked, gray upperparts eliminates Red-necked and Wilson's phalaropes. | The original documentation form event lasted from 16:46:00/17:05:00 on September 30, 1988 and 14:12:00/16:05:00 on October 1, 1988.
Occurrence Status present
Field Number 1988-21
Event Remarks Viewing Conditions: Viewing conditions were very good. The sky was overcast, but the air was very clear and there were no heat shimmers. Estimated viewing distance was 400-500 yards at the closest on 30 Sep, but was less than 30 feet on later dates. I used a Buschnell 20-45x spotting scope.
Supporting Documentation National Geographic Society. National geographic field guide to the birds of North America. Washington D.C.: National Geographic Society.
Date Digital 23 May 2017
File Type image/jpeg
Hardware / Software Epson - sheet feed