Format specifications

Metadata

(see Metadata Attributes in Section 4.2.4) supplied as per Excel template or alternatively in file formats suitable for reading and loading.

ASCII

• CSV (Comma separated values)

• Text (Tab delimited values)

MS Excel

• Excel 2003 (.xls)

• Excel 2007 – Excel 365 (.xlsx)

Shape/Geometry

Format:

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

2. Geography Markup Language (GML) or

3. GeoJson.

AusSeabed will maintain geometries in a spatial format capable of transformation into any of these 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):

 See AusSeabed Procedures for Generating Polygons (still under development)

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