{
    "@context": "https://schema.org",
    "@type": "Dataset",
    "@id": "http://portal.medin.org.uk/portal/json-ld/6b17a11bb93e58f692d7004d241c3fb3.jsonld",
    "identifier": "6b17a11bb93e58f692d7004d241c3fb3",
    "url": "http://portal.medin.org.uk/portal/?details&tpc=6b17a11bb93e58f692d7004d241c3fb3",
    "name": "The oceanographic dataset collected during the research cruise identified as CH99 on board the RRS Challenger",
    "description": "This dataset comprises 89 hydrographic data profiles, collected by a conductivity-temperature-depth (CTD) sensor package, in December 1992 from stations in the North Sea coastal zone from Great Yarmouth to Berwick upon Tweed. A complete list of all data parameters are described by the SeaDataNet Parameter Discovery Vocabulary (PDV) keywords assigned in this metadata record. The data were collected by the Plymouth Marine Laboratory as part of the Land Ocean Interaction Study (LOIS) Rivers, Atmosphere and Coasts Study (RACS).",
    "includedInDataCatalog": {
        "@id": "http://portal.medin.org.uk/portal/json-ld/catalog.jsonld"
    },
    "conditionsOfAccess": [
        "access: No limitations apply",
        "access: Data are freely available to all following agreement to the terms and conditions of the Open Government Licence. The licence terms and conditions are available via https://www.bodc.ac.uk/data/documents/nodb/267809/",
        "use: Usage restrictions are specified in the terms of the licence"
    ],
    "distribution": [
        {
            "@type": "DataDownload",
            "name": "BODC online data delivery service",
            "description": "Access the BODC 'all data series' National Oceanographic Database data delivery service; pre-filtered for the RRS Challenger Cruise CH99 data collection",
            "contentUrl": "https://www.bodc.ac.uk/data/bodc_database/nodb/cruise/3757/"
        }
    ],
    "temporalCoverage": "1992-12-07/1992-12-20",
    "keywords": [
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/SLCA/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "SLCA",
            "name": "Silicate concentration parameters in the water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/CPWC/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "CPWC",
            "name": "Chlorophyll pigment concentrations in water bodies"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/AHGT/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "AHGT",
            "name": "Vertical spatial coordinates"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/NTRA/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "NTRA",
            "name": "Nitrate concentration parameters in the water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/TEMP/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "TEMP",
            "name": "Temperature of the water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/AYMD/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "AYMD",
            "name": "Date and time"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/VSRW/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "VSRW",
            "name": "Visible waveband radiance and irradiance measurements in the water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/VSRA/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "VSRA",
            "name": "Visible waveband radiance and irradiance measurements in the atmosphere"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/PSAL/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "PSAL",
            "name": "Salinity of the water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/ALAT/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "ALAT",
            "name": "Horizontal spatial co-ordinates"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/ATTN/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "ATTN",
            "name": "Transmittance and attenuance of the water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/L13/current/U1/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/L13/current/",
            "termCode": "U1",
            "name": "upper epipelagic water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/L13/current/WC/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/L13/current/",
            "termCode": "WC",
            "name": "water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/L13/current/NS/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/L13/current/",
            "termCode": "NS",
            "name": "water column boundary layer"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/N01/current/NDGO0003/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/N01/current/",
            "termCode": "NDGO0003",
            "name": "Natural Environment Research Council Designated Data Centres"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/N01/current/NDGO0001/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/N01/current/",
            "termCode": "NDGO0001",
            "name": "Marine Environmental Data and Information Network"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P22/current/28/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P22/current/",
            "termCode": "28",
            "name": "Oceanographic geographical features"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P22/current/1/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P22/current/",
            "termCode": "1",
            "name": "Coordinate reference systems"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P22/current/2/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P22/current/",
            "termCode": "2",
            "name": "Geographical grid systems"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P22/current/163/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P22/current/",
            "termCode": "163",
            "name": "Hydrography"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P22/current/10/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P22/current/",
            "termCode": "10",
            "name": "Elevation"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P22/current/26/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P22/current/",
            "termCode": "26",
            "name": "Atmospheric conditions"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/MBAN/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "MBAN",
            "name": "Bathymetry and Elevation"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/NTRI/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "NTRI",
            "name": "Nitrite concentration parameters in the water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/SIGT/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "SIGT",
            "name": "Density of the water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/PHOS/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "PHOS",
            "name": "Phosphate concentration parameters in the water column"
        },
        {
            "@type": "DefinedTerm",
            "identifier": "http://vocab.nerc.ac.uk/collection/P02/current/TSED/",
            "inDefinedTermSet": "http://vocab.nerc.ac.uk/collection/P02/current/",
            "termCode": "TSED",
            "name": "Concentration of suspended particulate material in the water column"
        }
    ],
    "spatialCoverage": {
        "@type": "Place",
        "geo": {
            "@type": "GeoShape",
            "box": "49.9162 -5.8693 55.9138 0.992"
        },
        "additionalProperty": [
            {
                "@type": "PropertyValue",
                "propertyID": "urn:ogc:def:cs:EPSG::6498",
                "value": "urn:ogc:def:crs:EPSG:6498"
            }
        ]
    },
    "author": [
        {
            "@type": "Organization",
            "name": "Plymouth Marine Laboratory",
            "description": "owner",
            "email": "forinfo@pml.ac.uk",
            "telephone": "+44 (0)1752 633 100",
            "address": {
                "@type": "PostalAddress",
                "streetAddress": "Prospect Place, The Hoe",
                "postalCode": "PL1 3DH",
                "addressLocality": "Plymouth",
                "addressRegion": "England",
                "addressCountry": "United Kingdom"
            }
        }
    ],
    "maintainer": [
        {
            "@type": "Organization",
            "name": "British Oceanographic Data Centre",
            "description": "custodian",
            "email": "enquiries@bodc.ac.uk",
            "address": {
                "@type": "PostalAddress",
                "streetAddress": "Joseph Proudman Building, 6 Brownlow Street",
                "postalCode": "L3 5DA",
                "addressLocality": "Liverpool",
                "addressRegion": "Merseyside",
                "addressCountry": "United Kingdom"
            }
        }
    ],
    "producer": [
        {
            "@type": "Organization",
            "name": "Plymouth Marine Laboratory",
            "description": "originator",
            "email": "forinfo@pml.ac.uk",
            "telephone": "+44 (0)1752 633 100",
            "address": {
                "@type": "PostalAddress",
                "streetAddress": "Prospect Place, The Hoe",
                "postalCode": "PL1 3DH",
                "addressLocality": "Plymouth",
                "addressRegion": "England",
                "addressCountry": "United Kingdom"
            }
        }
    ],
    "publisher": [
        {
            "@type": "Organization",
            "name": "British Oceanographic Data Centre",
            "description": "pointOfContact",
            "email": "enquiries@bodc.ac.uk",
            "address": {
                "@type": "PostalAddress",
                "streetAddress": "Joseph Proudman Building, 6 Brownlow Street",
                "postalCode": "L3 5DA",
                "addressLocality": "Liverpool",
                "addressRegion": "Merseyside",
                "addressCountry": "United Kingdom"
            }
        }
    ],
    "provider": [
        {
            "@type": "Organization",
            "name": "British Oceanographic Data Centre",
            "description": "distributor",
            "email": "enquiries@bodc.ac.uk",
            "address": {
                "@type": "PostalAddress",
                "streetAddress": "Joseph Proudman Building, 6 Brownlow Street",
                "postalCode": "L3 5DA",
                "addressLocality": "Liverpool",
                "addressRegion": "Merseyside",
                "addressCountry": "United Kingdom"
            }
        }
    ],
    "creator": [
        {
            "@type": "Organization",
            "name": "Plymouth Marine Laboratory",
            "description": "owner",
            "email": "forinfo@pml.ac.uk",
            "telephone": "+44 (0)1752 633 100",
            "address": {
                "@type": "PostalAddress",
                "streetAddress": "Prospect Place, The Hoe",
                "postalCode": "PL1 3DH",
                "addressLocality": "Plymouth",
                "addressRegion": "England",
                "addressCountry": "United Kingdom"
            }
        }
    ],
    "sdPublisher": {
        "@type": "Organization",
        "url": "https://portal.medin.org.uk/portal/",
        "name": "Marine Environmental Data and Information Network (MEDIN)",
        "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."
    }
}