49392 Ches_sedgrabs.dbf Entity Published / External 47988 2003 Sediment Grab Data for Catlett and Goodwin Islands on the York River, Chesapeake Bay, Virginia (Ches_2003sedgrabs) Data Set Completed Database File | Description Source: none Converted from FGDC using 'fgdc_to_inport_xml_entity.pl' script. 1 FID Unknown No No Active Internal feature number. | Description Source: ESRI Sequential unique whole numbers that are automatically generated. 2 Shape Unknown No No Active Feature geometry. | Description Source: ESRI Coordinates defining the features. 3 SITE VARCHAR No No Active Name of site. | Description Source: NOAA Office for Coastal Management Catlett: Catlett Island | Goodwin: Goodwin Island | 4 STATION Unknown No No Active Station identification number. | Description Source: NOAA Office for Coastal Management Letter and number combination to represent sample sites. 5 YEAR VARCHAR No No Active Year sampled. | Description Source: NOAA Office for Coastal Management 2003: Year sampled | 6 LATITUDE NUMBER No No Active Latitude in decimal degrees. | Description Source: NOAA Office for Coastal Management 37.20265 - 37.30252 7 LONGITUDE NUMBER No No Active Longitude in decimal degrees. | Description Source: NOAA Office for Coastal Management -76.578 - -76.37382 8 CLAY NUMBER No No Active Percent of particles smaller than 0.0039 mm (percent by mass of clay component). | Description Source: NOAA Office for Coastal Management. 0.555567902 - 50.227218369 9 SILT NUMBER No No Active Percent of particles between 0.0039 mm and 0.0625 mm (percent by mass of silt component). | Description Source: NOAA Office for Coastal Management 0.16667037 - 38.941042813 10 SAND NUMBER No No Active Percent of particles between 0.0625 mm and 2.00 mm (percent by mass of sand component). | Description Source: NOAA Office for Coastal Management 10.831738818 - 99.277761728 11 GRAVEL NUMBER No No Active Percent of particles greater than 2.00 mm (percent by mass of gravel component). | Description Source: NOAA Office for Coastal Management 0 - 74.609347043 12 MEAN NUMBER No No Active Average grain size (in phi units). | Description Source: NOAA Office for Coastal Management 1.4136 - 3.3151 13 MEDIAN NUMBER No No Active Size class where 50 % are coarser and 50% are finer (in phi units). | Description Source: NOAA Office for Coastal Management 0.3134 - 1.3026 14 MODE NUMBER No No Active Most frequent particle size (in phi units). | Description Source: NOAA Office for Coastal Management -6.1666 - 0.6269 15 KURTOSIS NUMBER No No Active "Peakedness" in a curve, explanation of values: 1.00=normal, greater than 1.00=leptokurtic or better sorted centrally vs. tails, less than 1.00=platykurtic or better sorted in tails (i.e., flat peaked). | Description Source: NOAA Office for Coastal Management 2.0531 - 49.4853 gov.noaa.nmfs.inport:49392 Anne Ball 2017-11-15T08:31:45 SysAdmin InPortAdmin 2022-08-09T17:11:35 2017-11-16 Office for Coastal Management OCM 1002 Public No 2017-11-16 1 Year 2018-11-16