UID
Digital Object Type Rare birds documentation form
Content DM Link https://n2t.net/ark:/87292/w9pz51p9s
Type Text
Description Records Committee review for a Lesser Black-backed Gull at Red Rock Reservoir Dam in Marion County, IA on December 3, 1984. Includes a record review document with votes, an article in Iowa Bird Life, and nine documentation forms submitted to the committee.
Related Genres Administrative records Clippings (information artifacts) Field notes
Sort Date 1984-12-03 - 1993-09-01
People / Organizations
Time 8:30 AM
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Data License http://creativecommons.org/publicdomain/zero/1.0
Collection Iowa Ornithologists' Union | MS 166
Box 11
Folder 5
Contributing Institution Iowa State University Library Special Collections and University Archives
Creator / Author Kent, Thomas H. (Thomas Hugh), 1934-
Contributors Bendorf, Carl J. Moore, Francis L. Myers, Robert K. Petersen, Peter C. Proescholdt, Beth Proescholdt, Mark Staudt, Thomas J. Thompson, Dennis Iowa Ornithologists' Union Records Committee
Topics Bird watching Ornithology Ornithology--Societies, etc
Birds Lesser Black-backed Gull
Locations Red Rock Dam
Map
Verbatim Locality Red Rock Res., Marion Co. Iowa.
Location Remarks The documentation forms do not include georeferences
Habitat Des Moines River below Red Rock Reservoir dam.
Extent 13 pages
Language(s) eng
Bibliographic Citation
Information Withheld
Individual Count 1
Occurrence Remarks The documentation form by Thomas H. Kent forms the basis of this record. Other documentation forms by Francis L. Moore, Robert K. Myers, Beth Proescholdt, Thomas J. Staudt, Peter C. Petersen, Dennis Thompson, Carl J. Bendorf, and Mark Proescholdt were submitted. Other observers include Hank Zaletel, Phyllis Harris, Gil Sandvick, Carol McMillen, Pauline Mairs, Gladys Black, Jim Fuller, Darwin Koenig, Eugene Armstrong, Eloise Armstrong, John Bowles, and other unidentified observers. | Elimination of similar species: Size and yellow legs exclude Great Black-backed, Western, and Slaty-backed Gulls. Size excludes Yellow-footed Gull. Mantle to [sic] dark for California Gull and leg color too yellow. | The original documentation form event lasted from 08:30:00/09:45:00.
Occurrence Status present
Field Number 1984-36
Event Remarks Viewing Conditions: The bird was about 75 yards away, 3/4ths of the way across the river. Sunlight was at a 90 degree angle. 10x binoculars, 20x scope and 15x camera lens were used.
Supporting Documentation National Geographic Society. National geographic field guide to the birds of North America. Washington D.C.: National Geographic Society.
Date Digital 31 May 2017
File Type image/jpeg
Hardware / Software Epson - sheet feed
Records Committee review for rare bird sighting of Lesser Black-backed Gull at Red Rock Reservoir Dam, 1984