@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 owl: <http://www.w3.org/2002/07/owl#> .
@prefix schema: <http://schema.org/> .
@prefix vcard: <http://www.w3.org/2006/vcard/ns#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

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        dcat:Distribution,
        foaf:Document ;
    dct:bibliographicCitation "Read the documentation, GEM terms of use and how to cite: https://data.g-e-m.dk/guides. Please get in touch with the GEM secretariat if you need help to cite correctly." ;
    dct:description "The avifauna is monitored with special emphasis on passerine birds representing the highest trophic level. Weekly counts of birds are carried out at 13 census points during the entire season. Other bird observations are recorded ad-hoc during the entire field season. For further details, please refer to the newest BioBasis manual available at the website." ;
    dct:identifier "https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74" ;
    dct:issued "2026-05-20T13:14:27.613276"^^xsd:dateTime,
        "2026-05-20T16:12:47.414764"^^xsd:dateTime ;
    dct:modified "2026-05-20T16:12:47.405749"^^xsd:dateTime,
        "2026-05-20T16:12:47.408476"^^xsd:dateTime ;
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            foaf:homepage <https://data.g-e-m.dk> ;
            foaf:name "Greenland Ecosystem Monitoring" ],
        [ a foaf:Agent ;
            foaf:homepage <https://data.g-e-m.dk> ;
            foaf:name "Greenland Ecosystem Monitoring" ] ;
    dct:spatial [ a dct:Location ;
            locn:geometry "POLYGON ((-51.3800 64.1300, -51.3800 64.1300, -51.3800 64.1300, -51.3800 64.1300))"^^gsp:wktLiteral ] ;
    dct:temporal [ a dct:PeriodOfTime ;
            dcat:endDate "2025-10-10"^^xsd:date ;
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        [ a dct:PeriodOfTime ;
            dcat:endDate "2025-10-10"^^xsd:date ;
            dcat:startDate "2008-06-20"^^xsd:date ] ;
    dct:title "Passerine bird" ;
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            schema:name "greenland-institute-of-natural-resources" ] ;
    schema:citation "Read the documentation, GEM terms of use and how to cite: https://data.g-e-m.dk/guides. Please get in touch with the GEM secretariat if you need help to cite correctly." ;
    schema:creator [ a schema:Organization ;
            schema:contactPoint [ a schema:ContactPoint ;
                    schema:contactType "customer service" ;
                    schema:name "University of Copenhagen (UCPH - Partner 3)" ;
                    schema:url "https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74" ] ;
            schema:name "University of Copenhagen (UCPH - Partner 3)" ] ;
    schema:dateModified "2026-05-20T16:12:47.405749" ;
    schema:datePublished "2020-01-01",
        "2020-01-01T00:00:00" ;
    schema:description "The avifauna is monitored with special emphasis on passerine birds representing the highest trophic level. Weekly counts of birds are carried out at 13 census points during the entire season. Other bird observations are recorded ad-hoc during the entire field season. For further details, please refer to the newest BioBasis manual available at the website." ;
    schema:distribution <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74> ;
    schema:identifier "https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74" ;
    schema:keywords "ARCTIC",
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        "BIOSPHERE",
        "BIRDS",
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        "GREENLAND",
        "POPULATION DYNAMICS",
        "TERRESTRIAL ECOSYSTEMS" ;
    schema:license "https://creativecommons.org/licenses/by-sa/4.0/" ;
    schema:name "Passerine bird" ;
    schema:publisher [ a schema:Organization ;
            schema:contactPoint [ a schema:ContactPoint ;
                    schema:contactType "customer service" ;
                    schema:name "Greenland Ecosystem Monitoring" ;
                    schema:url "https://data.g-e-m.dk" ] ;
            schema:name "Greenland Ecosystem Monitoring" ] ;
    schema:spatialCoverage [ a schema:Place ;
            schema:geo [ a schema:GeoShape ;
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    schema:temporalCoverage "2008-06-20/2025-10-10" ;
    schema:url "https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74" ;
    schema:variableMeasured [ a schema:PropertyValue ;
            schema:description "Number of observed passerine(s)" ;
            schema:name "Number" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Number> ;
            schema:unitText "Number" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Number> ],
        [ a schema:PropertyValue ;
            schema:description "Age of observed passerine(s)" ;
            schema:name "Age" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Age> ;
            schema:unitText "Text" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Age> ],
        [ a schema:PropertyValue ;
            schema:description "Estimated cloud cover ranging 0 (clear skies) to 8 (overcast)" ;
            schema:name "Cloud_Cover" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Cloud_Cover> ;
            schema:unitText "X/8" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Cloud_Cover> ],
        [ a schema:PropertyValue ;
            schema:description "Latitude of the observation point" ;
            schema:name "Latitude" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Latitude> ;
            schema:unitText "Number" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Latitude> ],
        [ a schema:PropertyValue ;
            schema:description "Gender of observed passerine(s)" ;
            schema:name "Gender" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Gender> ;
            schema:unitText "Text" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Gender> ],
        [ a schema:PropertyValue ;
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            schema:name "Time" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Time> ;
            schema:unitText "Hour" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Time> ],
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            schema:description "Census point from A to M" ;
            schema:name "Point" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Point> ;
            schema:unitText "Text" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Point> ],
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            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Obsperiod> ],
        [ a schema:PropertyValue ;
            schema:description "Remarks from the field observer(s)" ;
            schema:name "Remarks" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Remarks> ;
            schema:unitText "Text" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Remarks> ],
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            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Date> ;
            schema:unitText "Date" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Date> ],
        [ a schema:PropertyValue ;
            schema:description "Longitude of the observation point" ;
            schema:name "Longitude" ;
            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Longitude> ;
            schema:unitText "Number" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Longitude> ],
        [ a schema:PropertyValue ;
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            schema:propertyID <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Species> ;
            schema:unitText "Text" ;
            schema:url <https://data.g-e-m.dk/datasets/10.17897/DRTB-PY74#column=Species> ] ;
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