Aotearoa New Zealand gas hydrates and cold seeps
Published November 23, 2022 | Version v1
Dataset Open

TAN1808 bathymetry (north)

Authors/Creators

  • 1. GNS Science
  • 2. NIWA

Description

Processed multibeam bathymetry data acquired during the TAN1808 research voyage using Kongsberg EM302 multibeam echosounder on the RV Tangaroa. Data are gridded to 25 m.

File Type: Geotiff

Coordinate Reference System: EPSG:2193 - NZGD2000 / New Zealand Transverse Mercator 2000 (units: m)

Extent: Southwest: 1755587.5, 5333687.5 : Northeast 1927537.5, 5452337.5

Pixels: 6878 (width) by 4746 (height)

Pixel Size: 25 m

Data loading and viewing: Loadable with standard GIS software, like the free open source software QGIS

Files

TAN1808_North_Bathy_25m_FINAL.tiff

Files (201.3 MB)

Name Size Download all
md5:70de76b3bf5cbceb1ea377400df47afc
201.3 MB Preview Download

Additional details

References

  • Crutchley, G., Mountjoy, J., Davy, B., Hillman, J., Watson, S., Stewart, L., Woelz, S., Kane, T., Gerring, P., Quinn, W., Turco, F., Fougere, D., MacNaughtan, M. and Djeffal, A.: Gas Hydrate Systems of the Southern Hikurangi Margin, Aotearoa, New Zealand. TAN1808 Voyage Report, RV Tangaroa 8-Sep – 5 Oct 2018, Lower Hutt, New Zealand., 2018.