| UID |
|
| Digital Object Type |
Rare birds documentation form |
| Content DM Link |
https://n2t.net/ark:/87292/w9h12v93w |
| Type |
Text |
| Description |
Rare bird documentation form for a Northern Goshawk at Big Creek in Polk County, IA on February 15, 1982. |
| Related Genres |
Field notes |
| Sort Date |
1982-02-15 - 1982-03-01 |
| People / Organizations |
|
| Time |
|
| 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 |
Martsching, Paul |
| Contributors |
Zaletel, Hank |
| Topics |
Birds--Identification Ornithology Rare birds |
| Birds |
Northern Goshawk |
| Locations |
Big Creek State Park |
| Map |
|
| Verbatim Locality |
Big Creek, Polk Co., Iowa |
| Location Remarks |
The documentation forms do not include georeferences |
| Habitat |
fields and patches of forest. |
| Extent |
1 page |
| Language(s) |
eng |
| Bibliographic Citation |
|
| Information Withheld |
|
| Individual Count |
1 |
| Occurrence Remarks |
The documentation form by Paul Martsching is the only one submitted and forms the basis of this record. Other observers include Hank Zaletel. | Elimination of similar species: When first saw it thought of Marsh Hawk. Did not have prominent white rump of Marsh Hawk. Marsh Hawk doesn't have the wide white eye brow stripe on very dark head. Wings wider than on Marsh Hawk. Much larger than other accipiters. Other accipiters don't have wide white eye brow stripe. | The original documentation form event occurred in the afternoon for about twenty minutes. |
| Occurrence Status |
present |
| Field Number |
|
| Event Remarks |
Viewing Conditions: Distance: closest around 125 yds 'guestimate.' Optical equipment: 25 X spotting scope. Light: bright hazy; at first bird north of sun later moved to south; haze really thick. |
| 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 |
