@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix vcard: <http://www.w3.org/2006/vcard/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://data.amerigeoss.org/dataset/070f05e8-2a24-4ddf-93d0-99dccde25a74> a dcat:Dataset ;
    dct:description """Surface water monitoring data from national aquatic surveys (lakes, streams, rivers). 

This dataset is associated with the following publication:
Stoddard , J., J. Van Sickle, A. Herlihy, J. Brahney, S. Paulsen , D. Peck , R. Mitchell , and A. Pollard. Continental-scale increase in stream and lake phosphorus: Are oligotrophic systems disappearing in the U.S.?.   ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, USA, 50(7): 3409-3415, (2016).""" ;
    dct:identifier "A-5x6h-325" ;
    dct:issued "2025-09-23T17:12:38.615065"^^xsd:dateTime ;
    dct:modified "2016-09-14"^^xsd:date ;
    dct:publisher <https://data.amerigeoss.org/organization/727dbdd5-3f98-4ac0-9d28-5e344558139b> ;
    dct:title "National Aquatic Resource Survey data" ;
    dcat:contactPoint [ a vcard:Organization ;
            vcard:fn "John Stoddard" ;
            vcard:hasEmail <mailto:stoddard.john@epa.gov> ] ;
    dcat:distribution <https://data.amerigeoss.org/dataset/070f05e8-2a24-4ddf-93d0-99dccde25a74/resource/73b143ae-9aa9-475b-9a6f-70ecc9a41009> ;
    dcat:keyword "AmeriGEO",
        "AmeriGEOSS",
        "CKAN",
        "GEO",
        "GEOSS",
        "National",
        "North America",
        "United States",
        "lakes",
        "monitoring",
        "phosphorus",
        "streams",
        "trends" .

<https://data.amerigeoss.org/dataset/070f05e8-2a24-4ddf-93d0-99dccde25a74/resource/73b143ae-9aa9-475b-9a6f-70ecc9a41009> a dcat:Distribution ;
    dct:issued "2020-11-12T13:36:56.442345"^^xsd:dateTime ;
    dct:modified "2025-09-23T17:12:38.600803"^^xsd:dateTime ;
    dct:title "https://www.epa.gov/national-aquatic-resource-surveys/data-national-aquatic-resource-surveys" ;
    dcat:accessURL <https://www.epa.gov/national-aquatic-resource-surveys/data-national-aquatic-resource-surveys> .

<https://data.amerigeoss.org/organization/727dbdd5-3f98-4ac0-9d28-5e344558139b> a foaf:Agent ;
    foaf:name "US Migrating" .