UID
Digital Object Type Rare birds documentation form
Content DM Link https://n2t.net/ark:/87292/w9k35mf75
Type Image, Text
Description Records Committee review for a Clark's Grebe at South Twin Lake in Calhoun County, IA on November 25, 1994. Includes a record review document with votes, a photo, an Iowa Bird Life article, and a documentation form submitted to the committee.
Related Genres Administrative records Clippings (information artifacts) Field notes Photographs
Sort Date 1994-11-25 - 1996-04-25
People / Organizations
Time 8:25 AM
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Data License http://creativecommons.org/publicdomain/zero/1.0
Collection Iowa Ornithologists' Union | MS 166
Box 7
Folder 9
Contributing Institution Iowa State University Library Special Collections and University Archives
Creator / Author Dinsmore, Stephen J.
Contributors Iowa Ornithologists' Union Records Committee
Topics Bird watching Ornithology Ornithology--Societies, etc
Birds Clark's Grebe
Locations South Twin Lake
Map
Verbatim Locality South Twin L., Calhoun Co., IA
Location Remarks The documentation forms do not include georeferences
Habitat shallow lake
Extent 5 pages
Language(s) eng
Bibliographic Citation
Information Withheld
Individual Count 1
Occurrence Remarks The documentation form by Stephen J. Dinsmore is the only one submitted and forms the basis of this record. Another observer was Susan B. Grove. | Elimination of similar species: The short body, longer neck, and bright orange bill color eliminates all species of loons. The only other similar species is Western Grebe, which has a dulller yellowish bill and dark lores and dark color around the eyes. | The original documentation form event lasted from 08:25:00/08:55:00.
Occurrence Status present
Field Number 1994-31
Event Remarks Viewing conditions were excellent with sun behind us and partly cloudy skies. Estimated viewing distance was 200 meters. I used a Kowa 20-60x spotting scope.
Supporting Documentation National Geographic Society. National geographic field guide to the birds of North America. Washington D.C.: National Geographic Society. | Kaufmann K. Kaufman field guide to advanced birding. New York: Houghton Mifflin Harcourt.
Date Digital 04 May 2017
File Type image/jpeg
Hardware / Software Epson - sheet feed/flatbed