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The indicator is based on the method of Effective Mesh Size (meff, Jaeger 2000). The effective mesh size (meff) can be interpreted as the area that is accessible when starting a movement at a randomly chosen point inside a landscape without encountering a physical barrier (hereafter a Fragmentation Geometry. The index Effective Mesh Density (seff) is a measure of landscape fragmentation, i.e. the degree to which movement between different parts of the landscape is interrupted by FGs. The seff<\/SPAN>value is calculated as 1000/meff, hence number of meshes per 1000 km2.<\/SPAN>1km2<\/SPAN>cell size regular grid <\/SPAN>is used <\/SPAN>as reporting units.Please note that the size of the reporting unit does not have an effect on the indicator. <\/SPAN>For a detailed methodology, please consult the indicator fact sheet.<\/SPAN><\/P><\/DIV><\/DIV><\/DIV>", "mapName": "Major anthropogenic fragmentation - effective mesh density", "description": "", "copyrightText": "EEA", "supportsDynamicLayers": true, "layers": [ { "id": 0, "name": "Effective mesh density", "parentLayerId": -1, "defaultVisibility": true, "subLayerIds": null, "minScale": 0, "maxScale": 0, "type": "Raster Layer", "supportsDynamicLegends": true } ], "tables": [], "spatialReference": { "wkid": 102100, "latestWkid": 3857, "xyTolerance": 0.001, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -20037700, "falseY": -30241100, "xyUnits": 1.4892314192838538E8, "falseZ": -100000, "zUnits": 10000, "falseM": -100000, "mUnits": 10000 }, "singleFusedMapCache": false, "initialExtent": { "xmin": -6816627.692315457, "ymin": 5687339.852724781, "xmax": 8582272.307684544, "ymax": 1.2217878341677027E7, "spatialReference": { "wkid": 102100, "latestWkid": 3857, "xyTolerance": 0.001, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -20037700, "falseY": -30241100, "xyUnits": 1.4892314192838538E8, "falseZ": -100000, "zUnits": 10000, "falseM": -100000, "mUnits": 10000 } }, "fullExtent": { "xmin": -6117000.000000003, "ymin": 2848000, "xmax": 7882999.999999997, "ymax": 11721000, "spatialReference": { "wkid": 102100, "latestWkid": 3857, "xyTolerance": 0.001, "zTolerance": 0.001, "mTolerance": 0.001, "falseX": -20037700, "falseY": -30241100, "xyUnits": 1.4892314192838538E8, "falseZ": -100000, "zUnits": 10000, "falseM": -100000, "mUnits": 10000 } }, "datesInUnknownTimezone": false, "minScale": 0, "maxScale": 0, "units": "esriMeters", "supportedImageFormatTypes": "PNG32,PNG24,PNG,JPG,DIB,TIFF,EMF,PS,PDF,GIF,SVG,SVGZ,BMP", "documentInfo": { "Title": "Major anthropogenic fragmentation - effective mesh density", "Author": "", "Comments": "

The indicator is based on the method of Effective Mesh Size (meff, Jaeger 2000). The effective mesh size (meff) can be interpreted as the area that is accessible when starting a movement at a randomly chosen point inside a landscape without encountering a physical barrier (hereafter a Fragmentation Geometry. The index Effective Mesh Density (seff) is a measure of landscape fragmentation, i.e. the degree to which movement between different parts of the landscape is interrupted by FGs. The seff<\/SPAN>value is calculated as 1000/meff, hence number of meshes per 1000 km2.<\/SPAN>1km2<\/SPAN>cell size regular grid <\/SPAN>is used <\/SPAN>as reporting units.Please note that the size of the reporting unit does not have an effect on the indicator. <\/SPAN>For a detailed methodology, please consult the indicator fact sheet.<\/SPAN><\/P><\/DIV><\/DIV><\/DIV>", "Subject": "Fragmentation indicator metric for the major anthropogenic fragmentation level of the fragmentation geometry", "Category": "", "Version": "10.1", "AntialiasingMode": "None", "TextAntialiasingMode": "Force", "Keywords": "EEA,landscape,fragmentation,meff,seff" }, "capabilities": "Map,Query,Data", "supportedQueryFormats": "JSON, geoJSON, PBF", "exportTilesAllowed": false, "referenceScale": 0.0, "supportsDatumTransformation": true, "archivingInfo": {"supportsHistoricMoment": false}, "supportsClipping": true, "supportsSpatialFilter": true, "supportsTimeRelation": true, "supportsQueryDataElements": true, "mapUnits": {"uwkid": 9001}, "maxRecordCount": 1000, "maxImageHeight": 4096, "maxImageWidth": 4096, "supportedExtensions": "WMSServer" }