{
    "@context": "https://schema.org",
    "@type": "Dataset",
    "@id": "http://portal.medin.org.uk/portal/json-ld/NRW_DS109861.jsonld",
    "identifier": "NRW_DS109861",
    "url": "http://portal.medin.org.uk/portal/?details&tpc=NRW_DS109861",
    "name": "Saltmarsh Features at Cefni and Aberffraw 1998",
    "description": "This dataset contains the results of a survey which used the National Vegetation Classification (NVC) as a basis for community definition in the saltmarsh habitats of Anglesey (Cefni and Aberffraw). The purpose of this data capture is to use the National Vegetation Classification to describe and map areas of saltmarsh on the southern shore of Anglesey that were put forward as a potential Special Area of Conservation (pSAC) as part of the Glannau Mon: Cors Heli/ Anglesey Coast saltmarsh.",
    "includedInDataCatalog": {
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    },
    "conditionsOfAccess": [
        "access: The following data is considered OS derived data and is therefore jointly owned by NRW and the Ordnance Survey. NRW may release, publish or disseminate this data freely; providing recipients are made aware of use restrictions (See general use restrictions).",
        "access: no limitations",
        "use: \u00a9 CNC/NRW and \u00a9 Crown copyright [year document is published]. All rights reserved. Natural Resources Wales, AC0000849444 Third parties seeking to re-use this data require a Licence issued by NRW. It allows re-use, reproduction and dissemination in any format or medium but only for non-commercial purposes, according to the terms and conditions of the Licence. Those seeking commercial re-use require a commercial licence available from the OS."
    ],
    "temporalCoverage": "1998-08-16/1998-10-17",
    "keywords": [
        {
            "@type": "DefinedTerm",
            "identifier": "http://inspire.ec.europa.eu/theme/hb",
            "name": "Habitats and biotopes"
        },
        {
            "@type": "DefinedTerm",
            "name": "Cefni estuary"
        },
        {
            "@type": "DefinedTerm",
            "name": "National Vegetation Classification (NVC)"
        },
        {
            "@type": "DefinedTerm",
            "name": "vegetation (see also specific types eg.coastal or heathland vegetation and vegetation surveys)"
        },
        {
            "@type": "DefinedTerm",
            "name": "Anglesey (Ynys Mon) (and as county shire since 4/96)"
        },
        {
            "@type": "DefinedTerm",
            "name": "vegetation surveys (vegetation monitoring)(see also biologicalsurveys)"
        },
        {
            "@type": "DefinedTerm",
            "name": "Aberffraw"
        },
        {
            "@type": "DefinedTerm",
            "name": "geographical information systems (GIS)"
        },
        {
            "@type": "DefinedTerm",
            "name": "Special Areas of Conservation (SAC) (see also Candidate Special Areas of Conservation cSAC)"
        },
        {
            "@type": "DefinedTerm",
            "name": "saltmarsh (salt-marsh) (salt marsh)"
        },
        {
            "@type": "DefinedTerm",
            "name": "vegetation classification"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/HBCH/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "HBCH",
            "name": "Habitat characterisation"
        }
    ],
    "spatialCoverage": {
        "@type": "Place",
        "geo": {
            "@type": "GeoShape",
            "box": "53.16249106 -4.462233627 53.1956487 -4.379686482"
        },
        "additionalProperty": [
            {
                "@type": "PropertyValue",
                "propertyID": "http://www.opengis.net/def/crs/EPSG/0/27700",
                "value": "National Grid of Great Britain - urn:ogc:def:crs:EPSG::27700"
            }
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    "author": [
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            "email": "enquiries@naturalresourceswales.gov.uk",
            "address": {
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                "streetAddress": "Maes-y-Ffynnon, Penrhosgarnedd, Bangor, Gwynedd, LL57 2DW, Wales"
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        "description": "The MEDIN portal contains information about 19493 marine datasets from over 600 UK organisations. Metadata are an enduring resource and contact details are publicly available for a long time. \r\n\t\tPlease contact us (enquiries@medin.org.uk) if you find your contact details on the MEDIN portal and do not consent to this. \r\n\t\tYou can now use our GitHub repository to report issues or access related documents. Metadata records are updated daily and were last updated 2026-04-19. Record deletion takes place weekly and the latest occurred 2026-04-12."
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