Parent Layer: HS53 (Kawau Island)

Name: HS53_1m_Bathymetry

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Description: <DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>Using multibeam echosounders, it is possible to survey expansive regions of the seafloor with increasing degrees of detail. These data present a processed bathymetric elevation model </SPAN><SPAN>(1 </SPAN><SPAN>m resolution) of the region surveyed during hydrographic survey HS5</SPAN><SPAN>3</SPAN><SPAN> - </SPAN><SPAN>Kawau Island</SPAN><SPAN>.</SPAN></P><P><SPAN>Survey HS5</SPAN><SPAN>3</SPAN><SPAN> was undertaken by Discovery Marine Limited (DML) on behalf of Land Information New Zealand (LINZ) for hydrographic charting purposes. This grid has been subsequently reprocessed by Taihoro Nukurangi - NIWA to undertake BTM analysis and to remove shoal-biasing artifacts.</SPAN></P><P><SPAN>Shoal-biased processing</SPAN><SPAN> is</SPAN><SPAN> required for hydrographic charting purposes, however, these features may not be indicative of true seabed geomorphology and may impact subsequent geoprocessing.</SPAN></P></DIV></DIV></DIV>

Service Item Id: 90d3ecf1a94d499d9a7466b701fffa38

Copyright Text: Survey HS53 undertaken by Discovery Marine Ltd. (DML) Raw data provided by Land Information New Zealand (LINZ) Bathymetry processed by National Institute of Water and Atmospheric Research (NIWA) Data processed on behalf of Te Kaunihera o Tāmaki Makaurau / Auckland Council

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