Seafloor Video and Image Transects from Australia's Western Margin Survey

44 video transects and 6,229 still photographs were collected from the Western Australian continental margin between October 2008 and January 2009. The survey was conducted by Geoscience Australia in collaboration with the Western Australia Geological Survey and the University of the Sea aboard the R.V. Sonne. Data acquisition focused on geological, geophysical, oceanographic, and biological characteristics of the deep-sea environment.

Use Cases

• Classify seafloor habitats using the 6,229 still photographs from water depths of 831-4,827 m.
• Analyze geological features and sediment types across the 44 video transects recorded by the OFOS camera and BODO grab systems.
• Map biological communities and substrate composition by correlating imagery with station numbers and gear codes (e.g., CAM, GR).
• Study temporal deployment sequences within a station using the deployment number in file naming (e.g., 36GR19).

Strengths

• Contains 6,229 still photographs providing detailed snapshots of the seafloor.
• Covers 44 distinct video transects for continuous habitat observation.
• Samples a wide depth range from 831 meters to 4,827 meters.

Limitations

• Data is from a single survey in 2008-2009 and may not reflect current conditions.
• Specific metadata for individual images or video frames (e.g., species labels, sediment grain size) is not detailed in the provided description.
• The original video was recorded on mini DV tapes, which may present format obsolescence challenges.

Provenance

Source

Australian Ocean Data Network, originating from Geoscience Australia (GA survey #2476).

Collection Method

Collected via R.V. Sonne using an OFOS camera for stills/video and a BODO grab for black-and-white video.

Time Range

25 October 2008 to 19 January 2009.

Freshness

Survey data is from 2008-2009; metadata was last updated in the system in April 2026.

Geography

Western Australian continental margin.