UID
Digital Object Type Rare birds documentation form
Content DM Link https://n2t.net/ark:/87292/w9wh2dg2h
Type Text
Description Records Committee review for an Anhinga at Lake Darling State Park in Washington County, IA on September 17, 1996. Includes a record review document with votes, an article in the Iowa Bird Life, an article from the Loon, correspondence by mail and e-mail, and a documentation form submitted to the committee.
Related Genres Administrative records Clippings (information artifacts) Correspondence Field notes
Sort Date 1996-09-17 - 2000-11-22
People / Organizations
Time 4:42 PM
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Collection Iowa Ornithologists' Union | MS 166
Box 7
Folder 14
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 Anhinga
Locations Lake Darling State Park
Map
Verbatim Locality Lake Darling S.P., Washington Co.
Location Remarks The documentation forms do not include georeferences
Habitat soaring high over lake
Extent 16 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. | Elimination of similar species: Cormorants are the only birds likely to be confused with an Anhinga. I have seen thousands of Double-crested Cormorants and I have never seen one soar in this manner. Also, a Double-created Cormorant has a neck which is always longer than the tail (in flight) and looks conspicuously large-headed and thick-necked when seen overhead. Neotropic Cormorant is much smaller and, although it is longer-tailed than a Double-crested, the tail is still shorter than the neck in flight. | The original documentation form event lasted from 16:42:00/16:50:00.
Occurrence Status present
Field Number 1996-45
Event Remarks Viewing conditions were fair-the bird was soaring directly overhead against lighter-colored clouds. Estimated viewing distance was 500m. I used 10x42 binoculars.
Supporting Documentation
Date Digital 05 May 2017
File Type image/jpeg
Hardware / Software Epson - sheet feed