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

<https://data.amerigeoss.org/dataset/251c2433-39e5-420e-b7e6-238cffdbc2b8> a dcat:Dataset ;
    dct:description "This raster dataset represents approximately 69,060 square kilometers of Simrad EM122 multibeam-backscatter data collected in the Gulf of Alaska during U.S. Geological Survey (USGS) cruise MGL1109 aboard the R/V Marcus G. Langseth. The data have been reduced for position, elevation, orientation, water-column sound-speed, and refraction effects." ;
    dct:identifier <http://datainventory.doi.gov/id/dataset/usgs-560ef883e4b0ba4884c5ed22> ;
    dct:issued "2025-09-24T11:35:22.051241"^^xsd:dateTime ;
    dct:modified "2022-08-25T00:00:00+00:00"^^xsd:dateTime ;
    dct:publisher <https://data.amerigeoss.org/organization/727dbdd5-3f98-4ac0-9d28-5e344558139b> ;
    dct:spatial [ a dct:Location ;
            locn:geometry "POLYGON ((-152.3818 48.2683, -152.3818 57.7131, -137.7970 57.7131, -137.7970 48.2683, -152.3818 48.2683))"^^gsp:wktLiteral ] ;
    dct:title "MGL1109backsgeo.sd: Multibeam backscatter data collected by the U.S. Geological Survey in the Gulf of Alaska in 2011 during cruise MGL1109, 100-meter gridded data in Fledermaus digital terrain format, geographic coordinate system" ;
    dcat:contactPoint [ a vcard:Organization ;
            vcard:fn "PCMSC Science Data Coordinator" ;
            vcard:hasEmail <mailto:pcmsc_data@usgs.gov> ] ;
    dcat:distribution <https://data.amerigeoss.org/dataset/251c2433-39e5-420e-b7e6-238cffdbc2b8/resource/953d8ae2-2985-4b05-aeb1-24b18908b326>,
        <https://data.amerigeoss.org/dataset/251c2433-39e5-420e-b7e6-238cffdbc2b8/resource/eda03d1c-8ec9-4850-a519-bd8e9f264a2b> ;
    dcat:keyword "AmeriGEO",
        "AmeriGEOSS",
        "CKAN",
        "GEO",
        "GEOSS",
        "National",
        "North America",
        "United States",
        "aleutian-basin",
        "aleutian-trench",
        "backscatter-intensity",
        "baranof-fan",
        "bering-sea",
        "bowers-ridge",
        "bowie-seamount",
        "cmhrp",
        "coastal-and-marine-hazards-and-resources-program",
        "continental-shelf",
        "dutch-harbor",
        "environment",
        "extended-continental-shelf",
        "geoscientificinformation",
        "geospatial-datasets",
        "gulf-of-alaska",
        "image-mosaics",
        "kodiak-island",
        "kodiak-seamount",
        "marine-geophysics",
        "multibeam-echo-sounder",
        "multibeam-sonar",
        "oceans",
        "pacific-coastal-and-marine-science-center",
        "pcmsc",
        "physical-habitats-and-geomorphology",
        "sea-floor-acoustic-reflectivity",
        "sea-floor-characteristics",
        "shirshov-ridge",
        "substrate",
        "surveyor-fan",
        "u-s-geological-survey",
        "umnak-plateau",
        "usgs",
        "usgs-560ef883e4b0ba4884c5ed22" ;
    dcat:theme <%7Bgeospatial%7D> .

<https://data.amerigeoss.org/dataset/251c2433-39e5-420e-b7e6-238cffdbc2b8/resource/953d8ae2-2985-4b05-aeb1-24b18908b326> a dcat:Distribution ;
    dct:description "Landing page for access to the data" ;
    dct:format "XML" ;
    dct:issued "2025-09-13T14:58:18.396564"^^xsd:dateTime ;
    dct:modified "2025-09-24T11:35:22.005104"^^xsd:dateTime ;
    dct:title "Digital Data" ;
    dcat:accessURL <https://doi.org/10.5066/F7HM56HK> ;
    dcat:mediaType "application/http" .

<https://data.amerigeoss.org/dataset/251c2433-39e5-420e-b7e6-238cffdbc2b8/resource/eda03d1c-8ec9-4850-a519-bd8e9f264a2b> a dcat:Distribution ;
    dct:description "The metadata original format" ;
    dct:format "XML" ;
    dct:issued "2025-09-16T06:10:53.741570"^^xsd:dateTime ;
    dct:modified "2025-09-24T11:35:22.006497"^^xsd:dateTime ;
    dct:title "Original Metadata" ;
    dcat:accessURL <https://data.usgs.gov/datacatalog/metadata/USGS.560ef883e4b0ba4884c5ed22.xml> ;
    dcat:mediaType "text/xml" .

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