<?xml version='1.0' encoding='UTF-8'?>
<?xml-stylesheet type='text/xsl' href='/style/human.xsl'?>
<extension xmlns='http://rs.gbif.org/extension/'
    xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'
    xmlns:dc='http://purl.org/dc/terms/'
    xsi:schemaLocation='http://rs.gbif.org/extension/ http://rs.gbif.org/schema/extension.xsd'
    dc:title='Darwin Core Measurement or Facts'
    name='MeasurementOrFacts' namespace='http://rs.tdwg.org/dwc/terms/'
    rowType='http://rs.tdwg.org/dwc/terms/MeasurementOrFact'
    dc:issued='2022-02-02'
    dc:subject='dwc:Occurrence dwc:Event dwc:Taxon'
    dc:relation='http://rs.tdwg.org/dwc/terms/MeasurementOrFact'
    dc:description='Support for measurements or facts, allowing links to any type of Core.'>

    <!-- MeasurementOrFact -->
    <property group='MeasurementOrFact' name='measurementID' namespace='http://rs.tdwg.org/dwc/terms/' qualName='http://rs.tdwg.org/dwc/terms/measurementID' dc:relation='https://dwc.tdwg.org/terms/#dwc:measurementID' dc:description='An identifier for the MeasurementOrFact (information pertaining to measurements, facts, characteristics, or assertions). May be a global unique identifier or an identifier specific to the data set.' comments='' examples='`9c752d22-b09a-11e8-96f8-529269fb1459`' required='false'/>
    <property group='MeasurementOrFact' name='measurementType' namespace='http://rs.tdwg.org/dwc/terms/' qualName='http://rs.tdwg.org/dwc/terms/measurementType' dc:relation='https://dwc.tdwg.org/terms/#dwc:measurementType' dc:description='The nature of the measurement, fact, characteristic, or assertion.' comments='Recommended best practice is to use a controlled vocabulary.' examples='`tail length`, `temperature`, `trap line length`, `survey area`, `trap type`' required='true'/>
    <property group='MeasurementOrFact' name='measurementValue' namespace='http://rs.tdwg.org/dwc/terms/' qualName='http://rs.tdwg.org/dwc/terms/measurementValue' dc:relation='https://dwc.tdwg.org/terms/#dwc:measurementValue' dc:description='The value of the measurement, fact, characteristic, or assertion.' comments='' examples='`45`, `20`, `1`, `14.5`, `UV-light`' required='false'/>
    <property group='MeasurementOrFact' name='measurementAccuracy' namespace='http://rs.tdwg.org/dwc/terms/' qualName='http://rs.tdwg.org/dwc/terms/measurementAccuracy' dc:relation='https://dwc.tdwg.org/terms/#dwc:measurementAccuracy' dc:description='The description of the potential error associated with the measurementValue.' comments='' examples='`0.01`, `normal distribution with variation of 2 m`' required='false'/>
    <property group='MeasurementOrFact' name='measurementUnit' namespace='http://rs.tdwg.org/dwc/terms/' qualName='http://rs.tdwg.org/dwc/terms/measurementUnit' dc:relation='https://dwc.tdwg.org/terms/#dwc:measurementUnit' dc:description='The units associated with the measurementValue.' comments='Recommended best practice is to use the International System of Units (SI).' examples='`mm`, `C`, `km`, `ha`' required='false'/>
    <property group='MeasurementOrFact' name='measurementDeterminedDate' namespace='http://rs.tdwg.org/dwc/terms/' qualName='http://rs.tdwg.org/dwc/terms/measurementDeterminedDate' dc:relation='https://dwc.tdwg.org/terms/#dwc:measurementDeterminedDate' dc:description='The date on which the MeasurementOrFact was made.' comments='Recommended best practice is to use a date that conforms to ISO 8601-1:2019.' examples='`1963-03-08T14:07-0600` (8 Mar 1963 at 2:07pm in the time zone six hours earlier than UTC). `2009-02-20T08:40Z` (20 February 2009 8:40am UTC). `2018-08-29T15:19` (3:19pm local time on 29 August 2018). `1809-02-12` (some time during 12 February 1809). `1906-06` (some time in June 1906). `1971` (some time in the year 1971). `2007-03-01T13:00:00Z/2008-05-11T15:30:00Z` (some time during the interval between 1 March 2007 1pm UTC and 11 May 2008 3:30pm UTC). `1900/1909` (some time during the interval between the beginning of the year 1900 and the end of the year 1909). `2007-11-13/15` (some time in the interval between 13 November 2007 and 15 November 2007).' required='false'/>
    <property group='MeasurementOrFact' name='measurementDeterminedBy' namespace='http://rs.tdwg.org/dwc/terms/' qualName='http://rs.tdwg.org/dwc/terms/measurementDeterminedBy' dc:relation='https://dwc.tdwg.org/terms/#dwc:measurementDeterminedBy' dc:description='A list (concatenated and separated) of names of people, groups, or organizations who determined the value of the MeasurementOrFact.' comments='Recommended best practice is to separate the values in a list with space vertical bar space (` | `).' examples='`Rob Guralnick`, `Peter Desmet | Stijn Van Hoey`' required='false'/>
    <property group='MeasurementOrFact' name='measurementMethod' namespace='http://rs.tdwg.org/dwc/terms/' qualName='http://rs.tdwg.org/dwc/terms/measurementMethod' dc:relation='https://dwc.tdwg.org/terms/#dwc:measurementMethod' dc:description='A description of or reference to (publication, URI) the method or protocol used to determine the measurement, fact, characteristic, or assertion.' comments='' examples='`minimum convex polygon around burrow entrances` (for a home range area). `barometric altimeter` (for an elevation).' required='false'/>
    <property group='MeasurementOrFact' name='measurementRemarks' namespace='http://rs.tdwg.org/dwc/terms/' qualName='http://rs.tdwg.org/dwc/terms/measurementRemarks' dc:relation='https://dwc.tdwg.org/terms/#dwc:measurementRemarks' dc:description='Comments or notes accompanying the MeasurementOrFact.' comments='' examples='`tip of tail missing`' required='false'/>
</extension>
