Torres Strait Seabed Survey for Seagrass Dieback Analysis

Geoscience Australia survey 266 provides preliminary results on seabed processes near Turnagain Island, a site of recent widespread seagrass dieback. The 2004 survey aimed to link seabed geomorphology and sedimentary processes to seagrass distribution and survival. This work was part of a larger Reef CRC program assessing threats to dugong, turtle populations, and indigenous islander communities.

Use Cases

• Modeling seabed geomorphology's impact on seagrass survival based on survey data.
• Investigating sedimentary processes as a factor in seagrass dieback events.
• Assessing habitat threats to dugong and turtle populations based on ecosystem changes.
• Supporting indigenous community resource management with physical ecosystem data.

Strengths

• Data originates from a targeted Geoscience Australia survey (266) in a known dieback region.
• Report is part of a larger, field-based program managed by the Reef CRC.
• Focuses on a specific, ecologically critical site (Turnagain Island region).

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data may reflect geographic bias inherent to the single survey location.

Provenance

Source

Geoscience Australia Data

Collection Method

Field survey (Geoscience Australia survey 266) investigating seabed geomorphology and sedimentary processes.

Time Range

2004

Freshness

Last updated 2026-03 25 17:00:00.368768; freshness should be verified.

Geography

Central Torres Strait, vicinity of Turnagain Island, Australia.