OceanData

OceanData["name","property"]
gives the value of the specified property for the ocean .

OceanData[{"name1","name2",},"property"]
gives a list of property values for the specified ocean names.

OceanData["name", "property", annotation]
gives the specified annotation associated with the property.

DetailsDetails

  • The specified in OceanData can be an Entity, EntityClass, or canonical name.
  • The specified should be an EntityProperty, EntityPropertyClass, canonical name, or list thereof.
  • OceanData[] gives a list of all ocean entities.
  • OceanData["Properties"] gives a list of available properties.
  • Properties that do not apply or are not known in a particular case are indicated by Missing[].
  • Properties include:
  • "ACICM491Code"ACICM491 code
    "Area"area
    "AverageDepth"average depth
    "Basins"basins
    "BorderingBodiesOfWater"bordering bodies of water
    "BorderingCountries"bordering countries
    "CenterCoordinates"center coordinates
    "CoastlineLength"coastline length
    "Countries"countries
    "DIAM6518Code"DIAM6518 code
    "EastWestExtent"east-west extent
    "IHO233Code"IHO233 code
    "IHO234Code"IHO234 code
    "LowestPointLocation"lowest point location
    "MajorCityPorts"major city ports
    "MajorIslands"major islands
    "MajorRivers"major rivers
    "MaximumDepth"maximum depth
    "Memberships"memberships
    "Name"name
    "NaturalResources"natural resources
    "NorthSouthExtent"north-south extent
    "PercentAreaOfEarthsSurface"percentage of Earth's surface
    "Position"coordinates
    "Salinity"typical salinity
    "UnderseaFeatures"undersea features
  • Some properties are available for OceanData as a whole and can be given using the form OceanData["property"]. Such properties include:
  • "Entities"all available entities
    "EntityCount"total number of available entities
    "Classes"all available entity classes
    "EntityClassCount"total number of available entity classes
    "SampleEntities"list of sample entities
    "SampleEntityClasses"list of sample entity classes
    "EntityCanonicalNames"list of all entity canonical names
    "PropertyCanonicalNames"list of all property canonical names
    "EntityClassCanonicalNames"list of all entity class canonical names
    "RandomEntities"pseudorandom sample entities
    {"RandomEntities",n}n pseudorandom entities
    "RandomEntityClasses"pseudorandom sample entity classes
    {"RandomEntityClasses",n}n pseudorandom entity classes
  • The following annotations can be used in the third argument of OceanData["name","property",annotation]:
  • "Qualifiers"the list of possible qualifiers for the property
    "QualifierValues"the list of possible values that can be given to each qualifier
    "DefaultQualifierValues"the list of default values for the property's qualifiers
    "Description"a brief textual description of the property
    "Definition"a detailed textual definition of the property
    "Source"source information for the property
    "Date"the date associated with the entity-property value (if any)
    "PhysicalQuantity"the physical quantity associated with the entity-property value
    "Unit"the unit associated with the entity-property value
    "EntityAssociation"an Association of entities and entity-property values
    "PropertyAssociation"an Association of properties and entity-property values
  • If a function is provided as an annotation, it will be used to aggregate the result data. Typical aggregation functions include:
  • Minthe minimum value
    Maxthe maximum value
    Meanthe mean value
    Commonestthe most frequently occuring value
    Medianthe median value
    Totalreturns the total
    Lengththe number of elements

ExamplesExamplesopen allclose all

Basic Examples  (3)Basic Examples  (3)

Use Ctrl+Equal for entity discovery:

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Find properties of an ocean:

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Make a grid of maximum depths for oceans:

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Introduced in 2014
(10.0)