Port Phillip Bay Bathymetry TieLines Survey from 2021

Deakin University collected bathymetric data over one day in Port Phillip Bay on December 13, 2021. The survey was conducted from the Motor Vessel Yolla using a Kongsberg EM2040c multibeam echosounder. Its primary purpose is to assess the movement of sediment through time.

Use Cases

• Modeling sediment transport patterns based on high-resolution seabed elevation data.
• Analyzing changes in seabed morphology over time by comparing with other surveys.
• Creating baseline maps for coastal and marine environmental management in Port Phillip Bay.

Strengths

• Data was collected using a specific, high-precision instrument (Kongsberg EM2040c).
• Survey has a precise acquisition date (13/12/2021) and a clear stated purpose.
• Data is sourced from a recognized academic institution (Deakin University) and aggregated by Geoscience Australia.

Limitations

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

Provenance

Source

Deakin University Marine Mapping lab, aggregated by Geoscience Australia.

Collection Method

Acquired via a ship-based survey using a Kongsberg EM2040c multibeam echosounder.

Time Range

2021-12-13

Freshness

Last updated 2026-04-30 14:34:11.203306; freshness should be verified.

Geography

Port Phillip Bay, specifically between Sandringham and St Leonards, Australia.