Carnarvon Shelf Bathymetry Flythrough and Benthic Habitat Visualization

A flythrough video visualizes the bathymetry and benthic habitats of the Carnarvon shelf near Point Cloates, Western Australia. The underlying data is derived from multibeam sonar collected in 2008 using a 300 kHz Simrad EM3002 system aboard the RV Solander. The dataset highlights geomorphic features like ridges and mounds that provide hard substrate for coral and sponge communities, supporting research by the Marine Biodiversity Research Hub.

Use Cases

• Visualizing seafloor geomorphology based on high-resolution multibeam sonar data.
• Studying the relationship between bathymetric features (ridges, mounds) and benthic habitat distribution.
• Creating educational or outreach materials about marine biodiversity and seabed mapping techniques.
• Planning further marine research or conservation efforts in the Carnarvon shelf region.

Strengths

• Data originates from a specific 2008 survey using a 300 kHz Simrad EM3002 multibeam sonar system, providing a detailed technical provenance.
• Represents a collaboration between Geoscience Australia and the Australian Institute of Marine Science, indicating institutional credibility.
• The visualization highlights specific, described features like a prominent ridge at 60m depth and complex inner-shelf ridges and mounds.

Limitations

• The core data is from a single survey in 2008, which may not reflect current conditions.
• Metadata on the dataset's size, row count, specific license, and author is consistently missing across all platform entries.
• The primary accessible format appears to be a rendered video (FLV), limiting direct analysis of the underlying raw bathymetric data.

Provenance

Source

Collaboration between Geoscience Australia and the Australian Institute of Marine Science.

Collection Method

Multibeam sonar data collection from RV Solander, processed into a bathymetric image and flythrough video.

Time Range

2008

Freshness

Last updated metadata dates range from 2026-04-10 to 2026-05-05, but these likely reflect catalog updates, not new data collection.

Geography

Carnarvon shelf, Point Cloates, Western Australia, Australia.