@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/2f239ccc-040e-47a6-865a-3f7e54b5ce9e> a dcat:Dataset ;
    dct:description """An abundance matrix (PS_OTU.xlsx) contains rows as OTU, columns as samples, and entries representing the abundance of each OTU as a ratio of all sequences obtained for each individual sample. 

This dataset is associated with the following publication:
Revetta , R., V. Gomez-Alvarez, T. Gerke, J. Santodomingo , and N. Ashbolt. CHANGES IN BACTERIAL COMPOSITION OF BIOFILM IN A METROPOLITAN DRINKING WATER DISTRIBUTION SYSTEM.   JOURNAL OF APPLIED MICROBIOLOGY. Blackwell Publishing, Malden, MA, USA, 121(1): 294-305, (2016).""" ;
    dct:identifier <https://doi.org/10.23719/1503384> ;
    dct:issued "2025-09-24T20:29:43.996263"^^xsd:dateTime ;
    dct:modified "2014-10-06"^^xsd:date ;
    dct:publisher <https://data.amerigeoss.org/organization/727dbdd5-3f98-4ac0-9d28-5e344558139b> ;
    dct:title "Metropolitan DWDS OTU Abundance Data Set" ;
    dcat:contactPoint [ a vcard:Organization ;
            vcard:fn "Vicente Gomez-Alvarez" ;
            vcard:hasEmail <mailto:gomez-alvarez.vicente@epa.gov> ] ;
    dcat:distribution <https://data.amerigeoss.org/dataset/2f239ccc-040e-47a6-865a-3f7e54b5ce9e/resource/de5c4596-751d-4891-9a74-3188f6d726a8> ;
    dcat:keyword "AmeriGEO",
        "AmeriGEOSS",
        "CKAN",
        "GEO",
        "GEOSS",
        "National",
        "North America",
        "United States",
        "biofilm",
        "drinking-water",
        "drinking-water-distribution-system",
        "groundwater",
        "microbial-structure",
        "otu",
        "relative-abundance",
        "surface-water" .

<https://data.amerigeoss.org/dataset/2f239ccc-040e-47a6-865a-3f7e54b5ce9e/resource/de5c4596-751d-4891-9a74-3188f6d726a8> a dcat:Distribution ;
    dct:description "PS_OTU.xlsx" ;
    dct:format "XLS" ;
    dct:issued "2020-11-12T13:45:06.246502"^^xsd:dateTime ;
    dct:modified "2025-09-24T20:29:43.973744"^^xsd:dateTime ;
    dct:title "PS_OTU.xlsx" ;
    dcat:accessURL <https://pasteur.epa.gov/uploads/10.23719/1503384/PS_OTU.xlsx> ;
    dcat:mediaType "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" .

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