Antarctic Seafloor Images from the Mertz Glacier Region, 2011

Over 1800 high-resolution still images of the sea floor were collected during a 2011 marine science voyage to the Mertz Glacier region in East Antarctica. The survey, conducted by Geoscience Australia and the Australian Antarctic Division, aimed to document benthic community composition following a major glacier calving event. This dataset provides a benchmark for monitoring environmental changes in the region.

Use Cases

• Classifying benthic community composition based on seafloor imagery from the continental shelf and slope.
• Mapping the lateral extent of hydrocoral communities along the shelf break as described in the survey objectives.
• Investigating the presence or absence of life in areas of known iceberg scours.
• Analyzing substrate type and physical conditions in areas previously covered by ice.

Strengths

• Contains over 1800 high-resolution seafloor images.
• Data was collected shortly after a major calving event, providing a temporal benchmark.
• Includes 75 successful camera deployments across the survey area.

Limitations

• Row count is unknown, which may limit suitability assessment.
• Column-level documentation is absent; field semantics must be inferred after download.
• 7 stations produced images of poor quality, though they may still provide useful information.

Provenance

Source

Geoscience Australia Data

Collection Method

Collected via benthic camera deployments from the RSV Aurora Australis during a marine science voyage.

Time Range

January - February 2011

Freshness

Last updated 2026-04-30 15:27:35.527406; freshness should be verified.

Geography

Mertz Glacier Region, East Antarctica (continental shelf and slope)