attributeName	attributeDefinition	class	unit	dateTimeFormatString	missingValueCode	missingValueCodeExplanation
id	Row identifier	character			NA	Missing value
eventID	An identifier for the set of information associated with an Event (something that occurs at a place and time). May be a global unique identifier or an identifier specific to the data set.	character			NA	Missing value
occurrenceID	"An identifier for the Occurrence (as opposed to a particular digital record of the occurrence). In the absence of a persistent global unique identifier, construct one from a combination of identifiers in the record that will most closely make the occurrenceID globally unique."	character			NA	Missing value
measurementType	"The nature of the measurement, fact, characteristic, or assertion."	character			NA	Missing value
measurementTypeID	"The nature of the measurement, fact, characteristic, or assertion."	character			NA	Missing value
measurementValue	"The value of the measurement, fact, characteristic, or assertion."	numeric	number		NA	Missing value
measurementUnit	The units associated with the measurementValue.	character			NA	Missing value
