UID
Digital Object Type Rare birds documentation form
Content DM Link https://n2t.net/ark:/87292/w9cj87p1m
Type Image, Text
Description Records Committee review of a Snowy Plover east of Black Hawk Lake in Sac County, IA on June 14, 1997. Includes a record review document with votes, two photos, and two documentation forms submitted to the committee.
Related Genres Administrative records Field notes Photographs
Sort Date 1997-06-14 - 2000-11-24
People / Organizations
Time 1:10 PM
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Collection Iowa Ornithologists' Union | MS 166
Box 9
Folder 18
Contributing Institution Iowa State University Library Special Collections and University Archives
Creator / Author Allen, Pam
Contributors Ernzen, Peter Iowa Ornithologists' Union Records Committee
Topics Bird watching Ornithology Ornithology--Societies, etc
Birds Snowy Plover
Locations Black Hawk Lake
Map
Verbatim Locality Sac County, in a dredge pond just east of the most easterly edge of Black Hawk Lake.
Location Remarks The documentation forms do not include georeferences
Habitat The bird was observed feeding quite near the edge of water and near shore area of the dredge pond which was mostly gumbo-like mudflats with some grassy patches.
Extent 5 pages
Language(s) eng
Bibliographic Citation
Information Withheld
Individual Count 1
Occurrence Remarks The documentation form by Pam Allen is the earliest and the one that forms the basis of this record. Another documentation form by Peter Ernzen was submitted later. Other observers include Reid Allen, Rob Thelen, and Joe Clark. | Elimination of similar species: See above description. [...] It was about one-third the size of a Kildeer, with a short, thin pointed black bill (longer, however, than a Piping Plover's stubbier short bill). [...] Also conspicuous was the black patch which was located just at the top of the 'shoulder' where the wing joined the body and extending a little ways toward the mid-breast area (but nowhere extending as far as the complete or semi-complete breastband common on the Piping Plover). The legs and feet were a dull dark slate grey (with no hint of the orange/pink coloration indicative of a Piping Plover). | The original documentation form event lasted from 13:10:00/13:20:00 and 14:00:00/14:15:00.
Occurrence Status present
Field Number 1997-25
Event Remarks Viewing Conditions: First observed from 1:10 to 1:20 p.m. C.D.T. and then again from 2:00 to 2:15 p.m. C.D.T. Partly cloudy skies and slightly breezy. Equipment: Kowa TSN-614 spotting scope; Kowa TSN-4 spotting scope; Bausch & Lomb Elite 8x42 binoculars; photographed by Reid I Allen with a Canon A2E camera with a 400 mm lens and with 800 mm telephoto attachment on Kowa TSN-4 spotting scope. [...] This small, 'peep-sized' shorebird was first seen from about 1/4 mile away. All you could tell was that it was either a Piping Plover or a Snowy Plover. After getting to within 25 yards, it was much easier to see the bird was a Snowy Plover with many diagnostic characteristics.
Supporting Documentation National Geographic. Field guide to the birds of North America. 2nd Edition. Washington, DC: National Geographic Society; 1987.
Date Digital 22 May 2017
File Type image/jpeg
Hardware / Software Epson - sheet feed/flatbed