The following operations are supported. For a formal definition, please review the Service Description.

• GetCensorCodeCV
  This method returns a string (formatted as XML) with all of the items in the CensorCode Controlled Vocabulary.
• GetDataTypeCV
  This method returns a string (formatted as XML) with all of the items in the DataType Controlled Vocabulary.
• GetGeneralCategoryCV
  This method returns a string (formatted as XML) with all of the items in the GeneralCategory Controlled Vocabulary.
• GetSampleMediumCV
  This method returns a string (formatted as XML) with all of the items in the SampleMedium Controlled Vocabulary.
• GetSampleTypeCV
  This method returns a string (formatted as XML) with all of the items in the SampleType Controlled Vocabulary.
• GetSiteTypeCV
  This method returns a string (formatted as XML) with all of the items in the SiteType Controlled Vocabulary.
• GetSpatialReferences
  This method returns a string (formatted as XML) with all of the items in the SpatialReferences Controlled Vocabulary.
• GetSpeciationCV
  This method returns a string (formatted as XML) with all of the items in the Speciation Controlled Vocabulary.
• GetTopicCategoryCV
  This method returns a string (formatted as XML) with all of the items in the TopicCategory Controlled Vocabulary.
• GetUnits
  This method returns a string (formatted as XML) with all of the items in the Units Controlled Vocabulary.
• GetValueTypeCV
  This method returns a string (formatted as XML) with all of the items in the ValueType Controlled Vocabulary.
• GetVariableNameCV
  This method returns a string (formatted as XML) with all of the items in the VariableName Controlled Vocabulary.
• GetVerticalDatumCV
  This method returns a string (formatted as XML) with all of the items in the VerticalDatum Controlled Vocabulary.