2007 MESH SW Approaches Canyons Geophysical and Biological Survey

Joint Nature Conservation Committee led the R/V Celtic Explorer cruise CE0705 from 4th to 18th June 2007. The survey acquired high-resolution multibeam, sub-bottom profiler, and camera data in the SW Approaches area, approximately 320km southwest of Land's End, to map morphology and investigate biological communities for Special Areas of Conservation assessment.

Use Cases

• Analyze high-resolution multibeam data to map variable seabed morphology in the SW Approaches canyons.
• Use sub-bottom profiler data to investigate subsurface geological structures for habitat mapping.
• Apply camera data to identify and classify biological communities within the canyon system.
• Integrate geophysical and biological data for the assessment of potential Special Areas of Conservation (SAC).

Strengths

• Survey conducted by a consortium of twelve partners from five European countries, led by JNCC.
• Acquired high-resolution multibeam, sub-bottom profiler, and camera data during a dedicated 14-day cruise.
• Data archived at authoritative centers: BGS MEDIN DAC (geophysics), DASSH (biological), and UKHO (bathymetry).

Limitations

• Specific data volume (rows, file size) and column structure are not provided in the input.
• Data is from a single cruise in 2007, limiting temporal coverage and potential for time-series analysis.
• Access requires navigating separate archive centers (BGS, DASSH, UKHO) for different data types.

Provenance

Source

British Geological Survey (BGS) Commissioned Report CR/07/123N and Final Report.

Collection Method

Marine survey using R/V Celtic Explorer, acquiring multibeam, sub-bottom profiler, and camera data.

Time Range

04/Jun/2007 to 18/Jun/2007

Freshness

null

Geography

SW Approaches area, approximately 320km southwest of Land's End, UK.