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Shape/Geometry

Format:

  1. Shapefile, or one of the following if this is not possible: 

  2. Geography Markup Language (GML) or

  3. GeoJson.

Note: AusSeabed will maintain geometries in a spatial format capable of transformation into multiple formats.

Coordinate Reference System: EPSG:4326 (based on WGS84)

Geometry Type: Line & Polygon (Extent of the Survey from Port to Port)

Purpose/s:

  • To provide a visual extent of the survey area in a mapping portal and

  • To allow the calculation a total area (sq. km) of the Survey.

 

Shape Attributes (Minimum Requirements):

Field Name

Format

Survey Name

Text

Survey ID

Text

Data_Type

Text

Principal Investigator

Text

Area_km2[1]

Float/Double

 See AusSeabed Procedures for Generating Polygons (still under development)



[1] Calculated by projecting to the Australian Lambert Equal Area projection

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