Australia's Maritime Jurisdiction North of 25°S, Updated 2019

December 2019 updates reflect the 2018 Australia/Timor-Leste Maritime Boundaries Treaty. This map depicts Australia's continental shelf as proclaimed in 2012 and is part of a 28-map series. Background imagery combines bathymetric data from Geoscience Australia and NASA's Blue Marble.

Use Cases

• Analyze maritime boundary changes based on the 2018 treaty update mentioned in the description
• Map continental shelf extents based on the 2012 proclamation referenced in the description
• Visualize bathymetric and land imagery for the northern Australian region as described
• Integrate jurisdictional data for areas around Cocos (Keeling) Islands and Christmas Island as specified

Strengths

• Updated in December 2019 to incorporate a 2018 international treaty.
• Part of a standardized series of 28 constituent maps.
• Background combines bathymetric data from Geoscience Australia (2009) and Smith & Sandwell (1997).

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data may reflect geographic bias inherent to data_gov_au.

Provenance

Source

Geoscience Australia Data

Collection Method

Derived from official maritime boundary treaties and proclamations, combined with bathymetric and topographic grids.

Time Range

Reflects boundaries as of December 2019.

Freshness

Last updated 2026-03-25 18:41:22.294158; freshness should be verified.

Geography

Australia's maritime jurisdiction north of approximately 25°S, including areas around Cocos (Keeling) Islands and Christmas Island.