Bathymetry and Reef Habitats of Southeast Tasmania Shelf

Southeast Tasmania's continental shelf bathymetry is visualized in a flythrough movie derived from multibeam sonar surveys. The data, collected in 2008 and 2009, highlights low-relief and high-relief rock reefs that serve as substrate for kelp gardens and sponge communities. Survey work was a collaboration between Geoscience Australia and the University of Tasmania's Institute for Marine & Antarctic Studies.

Use Cases

• Visualizing seafloor topography based on the 3-4 meter resolution bathymetric grid
• Identifying hard substrate habitats for marine life based on described reef features
• Studying the geomorphology of shelf reefs based on the described low-relief and high-relief structures
• Supporting marine biodiversity research based on the dataset's link to the Marine Biodiversity Research Hub

Strengths

• Bathymetric data gridded at 3-4 meter resolution
• Surveys conducted using a 300 kHz Simrad EM3002 system
• Data collection spanned two years (2008 and 2009)
• Collaboration between Geoscience Australia and a major research university

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment
• Primary data format is a video flythrough, limiting direct quantitative analysis

Provenance

Source

Geoscience Australia and University of Tasmania (Institute for Marine & Antarctic Studies)

Collection Method

Multibeam sonar surveys from RV Challenger

Time Range

2008-2009

Freshness

Last updated 2026-06-04 06:47:55.249678; freshness should be verified

Geography

Southeast Tasmania shelf, including Freycinet Peninsula, Tasman Peninsula, Hippolyte Rocks, and The Friars