LakeData

For general access to the Wolfram Knowledgebase, use entities of type Lake instead of LakeData.

LakeData[entity,property]

gives the value of the specified property for the lake entity.

LakeData[{entity1,entity2,},property]

gives a list of property values for the specified lake entities.

LakeData[entity,property,annotation]

gives the specified annotation associated with the given property.

Details

  • LakeData[] gives a list of all lake entities.
  • LakeData["Properties"] gives a list of available properties.
  • LakeData["SampleEntities"] gives a list of sample entities.
  • The specified entity in LakeData can be an Entity, EntityClass, entity canonical name, or list thereof.
  • The specified property can be an EntityProperty, EntityPropertyClass, property canonical name, or list of properties.
  • Properties that do not apply or are not known in a particular case are indicated by Missing[].
  • Properties include:
  • "AlternateNames"alternate names
    "AnnualFishCatch"commercial fish catch
    "Area"surface area
    "AverageDepth"average depth
    "CatchmentArea"catchment area
    "Coordinates"center coordinates
    "Countries"countries
    "DisplayName"display name
    "EasternmostPoint"easternmost point
    "EastWestExtent"east-west extent
    "Elevation"elevation
    "Latitude"latitude
    "Longitude"longitude
    "MaxDepth"maximum depth
    "Name"name
    "NearbyCities"nearby cities
    "NorthernmostPoint"northernmost point
    "NorthSouthExtent"north-south extent
    "OilRigs"oil rigs
    "Salinity"typical salinity
    "Shape"shape
    "ShoreLength"shoreline length
    "SouthernmostPoint"southernmost point
    "Volume"volume
    "WaterLevelFluctuation"water level fluctuation
    "WaterResidenceTime"water residence time
    "WesternmostPoint"westernmost point

Examples

open allclose all

Basic Examples  (4)

Use for entity discovery:

Use to discover properties of a lake:

Explore properties of a lake:

Compare properties of multiple lakes:

Neat Examples  (2)

Make a map of Lake Tahoe:

Show the bordering countries of Lake Tanganyika on a map with tooltips:

Introduced in 2014
 (10.0)