{"accessLevel": "public", "bureauCode": ["010:18"], "contactPoint": {"@type": "vcard:Contact", "fn": "Todd Sutherland", "hasEmail": "mailto:todd_sutherland@fws.gov"}, "description": "The Visibility Correction Factors (VCFs) from 1955 to present for the Traditional Survey Area of the Waterfowl Breeding Population and Habitat Survey. This data view presents the VCF applied for a survey species in a specific stratum and year along with the standard error of the VCF. There are no VCFs for 2020-21. \n\nFor more information, please consult the associated metadata (html and xml formats).", "distribution": [{"@type": "dcat:Distribution", "downloadURL": "https://iris.fws.gov/APPS/ServCat/DownloadFile/277355?Reference=168333", "format": "zip", "mediaType": "application/zip", "title": "WBPHS_Visibility_Correction_Factors.zip"}], "identifier": "http://datainventory.doi.gov/id/dataset/FWS_ServCat_168333", "issued": "2025-09-02T00:00:00Z", "keyword": ["Alaska", "Alberta", "BPOP", "Canada", "Manitoba", "Montana", "North Dakota", "Northcentral United States", "Northwest Territories", "Ontario", "Parkland Canada", "Prairie Canada", "Prairie Pothole Region", "Saskatchewan", "South Dakota", "United States", "WBPHS", "Yukon Territory", "aerial survey", "population survey", "stratum", "transect design"], "landingPage": "https://iris.fws.gov/APPS/ServCat/Reference/Profile/168333", "modified": "2025-09-02T00:00:00Z", "programCode": ["010:028", "010:094"], "publisher": {"@type": "org:Organization", "name": "U.S. Fish and Wildlife Service"}, "temporal": "1955-05-01/2025-06-11", "theme": ["Generic Dataset"], "title": "WBPHS Visibility Correction Factors, 1955-Present"}