UID
Digital Object Type Rare birds documentation form
Content DM Link https://n2t.net/ark:/87292/w9m61bs56
Type Text
Description Records Committee review for an Iceland Gull at Lake Rathbun Dam in Appanoose County, IA on January 2, 1993. Includes a record review document with votes and a documentation form submitted to the committee.
Related Genres Administrative records Field notes
Sort Date 1993-01-02 - 1995-07-08
People / Organizations
Time 9:45 AM
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Data License http://creativecommons.org/publicdomain/zero/1.0
Collection Iowa Ornithologists' Union | MS 166
Box 11
Folder 4
Contributing Institution Iowa State University Library Special Collections and University Archives
Creator / Author Cummins, Raymond L.
Contributors Iowa Ornithologists' Union Records Committee
Topics Bird watching Ornithology Ornithology--Societies, etc
Birds Iceland Gull
Locations Rathbun Dam
Map
Verbatim Locality Lake Rathbun Dam Appanoose Co.
Location Remarks The documentation forms do not include georeferences
Habitat The Iceland Gull was sighted on the ice above the dam feeding on a dead Canada goose. It was very protective of the food source chasing Crows away.
Extent 3 pages
Language(s) eng
Bibliographic Citation
Information Withheld
Individual Count 1
Occurrence Remarks The documentation form by Ray Cummins is the only one submitted and forms the basis of this record. Other observers include Mary Montgomery and Dot Cornett. | Elimination of similar species: Thayer's Gull was eliminated because there was no dark in the primaries, no dark secondary band, and bill was not all dark. A first-winter Glaucous would have the coloration but there is no way this gulls bill or body size was big enough tobe [sic] a Gloucous [sic] Gull. | The original documentation form event lasted from 09:45:00/10:30:00.
Occurrence Status present
Field Number 1993-01
Event Remarks Viewing Conditions: Distance: 150 yds estimate. Optical equipment: Kowa 20 to 60X spotting scope and Swift 8.5 x 44 binoculars. Light: Good light, but it was overcast.
Supporting Documentation National Geographic Society. National geographic field guide to the birds of North America. Washington D.C.: National Geographic Society.
Date Digital 30 May 2017
File Type image/jpeg
Hardware / Software Epson - sheet feed