Great North East Channel Bathymetry Survey, Torres Strait 2022

A 30-meter resolution bathymetric grid of the Great North East Channel in Torres Strait, Queensland. The survey was conducted for the Australian Hydrographic Office by EGS Survey Pty. Ltd. between 26 January and 13 April 2022, using Kongsberg multibeam sonar systems. This dataset is explicitly not to be used for navigational purposes.

Use Cases

• Modeling seafloor topography based on the 30-meter resolution bathymetry grid.
• Analyzing underwater channel morphology in the Torres Strait based on the described survey area.
• Integrating bathymetric data with other marine datasets for the region mentioned in the description.

Strengths

• Data was acquired using Kongsberg EM2040C and EM2040P multibeam sonar systems, suggesting high-resolution collection.
• The final product is a 32-bit floating point GeoTIFF grid at a 30-meter resolution.
• Survey has a defined temporal scope from 26 Jan 2022 to 13 Apr 2022.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• The description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

Australian Ocean Data Network via data_gov_au, originally from the Australian Hydrographic Office.

Collection Method

Acquired via ship-based survey using Kongsberg EM2040C and EM2040P multibeam sonar, processed with QPS Qimera software.

Time Range

26 Jan 2022 – 13 Apr 2022

Freshness

Last updated 2026-06-05 07:30:00.493392; freshness should be verified.

Geography

Torres Strait, Queensland, Australia