Assessing Breeding Populations of Ducks by Ground Counts.
Entry ID: usgs_npwrc_ducks

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Summary
Abstract: Waterfowl inventories taken during the breeding season are recognized
as a basic technique in assessing the number of ducks per unit
area. That waterfowl censusing is still an inexact technology leading
to divergent interpretations of results is also recognized. The
inexactness stems from a wide spectrum of factors that include
weather, breeding phenology, asynchronous nesting periods, vegetative
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Description: Assessing Breeding Populations of Ducks by Ground Counts data
Geographic Coverage
Spatial coordinates   
  N: 87.61   S: 37.3   E: -48.11   W: -145.27

Data Set Citation
Dataset Originator/Creator: Alex Dzubin
Dataset Title: Assessing breeding populations of ducks by ground counts.
Dataset Release Date: 1969
Dataset Release Place: Jamestown, North Dakota
Dataset Publisher: USGS, Northern Prairie Wildlife Research Center
Version: Version 07JAN98
Online Resource: http://www.npwrc.usgs.gov/resource/birds/duckcoun/duckcens.htm
Temporal Coverage
Start Date: 1952-01-01
Stop Date: 1959-12-31
ISO Topic Category
Access Constraints None
Use Constraints None
Data Set Progress
COMPLETE
Data Center
Northern Prairie Wildlife Research Center, Biological Resources Division, U.S. Geological Survey, U.S. Department of the Interior Supplemental Info
Data Center URL: http://www.npwrc.usgs.gov/

Data Center Personnel
Name: TOM SKLEBAR
Phone: 701-253-5500
Phone: 701-253-5554
Fax: 701-253-5553
Email: tom_sklebar at usgs.gov
Contact Address:
8711 37th Street, S.E.
City: Jamestown
Province or State: North Dakota
Postal Code: 58401
Country: USA
Distribution
Distribution Media: FTP
Distribution Size: 252 K bytes
Distribution Format: zip
Fees: none
Personnel
Role: TECHNICAL CONTACT
Contact Address:
U.S. Geological Survey
Biological Resources Division
Northern Prairie Wildlife Research Center
City: Jamestown
Province or State: North Dakota
Country: USA
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Publications/References
Dzubin, Alex. 1969. Assessing breeding populations of ducks by ground
counts. Saskatoon Wetlands Seminar. Canadian Wildlife Service Report Series -
Number 6. 178-237pp.

http://www.npwrc.usgs.gov/resource/tools/duckcoun/lit.htm
Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2002-01-28
Last DIF Revision Date: 2012-12-20
Future DIF Review Date: 2003-01-28
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