UID
Digital Object Type Rare birds documentation form
Content DM Link https://n2t.net/ark:/87292/w9hh6c79f
Type Text
Description Rare bird documentation form for a Northern Goshawk at Big Creek Lake in Polk County, IA on November 21, 1981.
Related Genres Field notes
Sort Date 1981-11-21
People / Organizations
Time 9:00 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 Robinson, John C., 1959-
Contributors Schaufenbuel, Joseph P. Zaletel, Hank
Topics Birds--Identification Ornithology Rare birds
Birds Northern Goshawk
Locations Big Creek Lake
Map
Verbatim Locality Big Creek Lake, Polk Co.,
Location Remarks The documentation forms do not include georeferences
Habitat Deciduous slope next to a lake - In the middle of a deciduous grove of trees.
Extent 1 page
Language(s) eng
Bibliographic Citation
Information Withheld
Individual Count 1
Occurrence Remarks The documentation form by John C. Robinson is the only one submitted and forms the basis of this record. Other observers include Hank Zaletel and Joe Schaufenbuel. | Elimination of similar species: Other accipiters are smaller than Great Horned Owls. | The original documentation form event lasted from 09:00:00/09:07:00.
Occurrence Status present
Field Number
Event Remarks Viewing Conditions: Distance: 15-20 yds; estimated by eyesight. Optical equipment: Pentax 10x50 Binoculars. Light: Overcast and cloudy; no glare from sun; viewing conditions very good.
Supporting Documentation 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