UID
Digital Object Type Rare birds documentation form
Content DM Link https://n2t.net/ark:/87292/w9ns0m09x
Type Text
Description Rare bird documentation form for a Northern Goshawk at Alden in Hardin County, IA on January 28, 1983.
Related Genres Field notes
Sort Date 1983-01-28 - 1983-02-15
People / Organizations
Time 11:45 AM
Rights This Item is protected by copyright and/or related rights. However, for this Item, either (a) no rights-holder(s) have been identified or (b) one or more rights-holder(s) have been identified but none have been located. If you have any information that can contribute to identifying or locating the rights-holder(s) please notify the Iowa State University Library Digital Initiatives Program (digital@iastate.edu). (Rightsstatements.org InC-RUU 1.0). The original object is available at the Iowa State University Library Special Collections and University Archives (archives@iastate.edu).
Data Access Rights http://vertnet.org/resources/norms.html
Data License http://creativecommons.org/publicdomain/zero/1.0
Collection Iowa Ornithologists' Union | MS 166
Box 33
Folder 25
Contributing Institution Iowa State University Library Special Collections and University Archives
Creator / Author Proescholdt, Mark
Contributors
Topics Birds--Identification Ornithology Rare birds
Birds Northern Goshawk
Locations Alden
Map
Verbatim Locality N.W. Hardin Co., Iowa - 2 miles north of Alden at T-intersection
Location Remarks The documentation forms do not include georeferences
Habitat Open corn fields with occasional farmsteads. Perched in a deciduous grove on the edge of a farmstead with house and barn in the distance.
Extent 1 page
Language(s) eng
Bibliographic Citation
Information Withheld
Individual Count 1
Occurrence Remarks The documentation form by Mark Proescholdt is the only one submitted and forms the basis of this record. | Elimination of similar species: was not male Marsh Hawk. Marsh Hawk or Northern Harrier has white rump and wings which are longer and narrower appearing than Goshawk. Coloration was not that of a Marsh Hawk. | The original documentation form event lasted from 11:45:00/11:47:00.
Occurrence Status present
Field Number
Event Remarks Viewing Conditions: Distance: approximated - Hawk was 40 ft. away from my van and in the top of a tree which was 25 ft. tall. Optical equipment: 7x35 binoculars. Light: cloudy, hazy, overcast day. 30 degrees with moderate to strong south wind.
Supporting Documentation Peterson, RT. Peterson field guide to birds of North America. New York: Houghton Mifflin Harcourt. | Robbins CS, Bruun B, Zim HS. Birds of North America: a guide to field identification. New York: Golden Guides from St. Martin's Press.
Date Digital 01 Dec 2017
File Type image/jpeg
Hardware / Software Epson - sheet feed