Charts & Hydrographic Services

• Charts

  LINZ produces specialised nautical charts to aid safe navigation in New Zealand waters and certain areas of Antarctica and the South West Pacific. Search the chart catalogue, find chart retailers, and download digital charts.

  

  Charts

  • NZ202 - Chart catalogue
  • Digital charts
  • Chart images
  • ENCs
  • Map showing area of charting
  • Chart retailers
  • NZ Mariner - Official Raster Navigational Charts
  • more...

• Notices to Mariners

  LINZ publishes annual and fortnightly Notices to Mariners (NTMs). Download NTMs or subscribe to receive fortnightly notification emails.

  

  Notices to Mariners

  • Current edition (pdf 2.2MB)
  • Previous editions
  • Cumulative edition
  • About Notices to Mariners
  • Annual Notices to Mariners
  • Applying corrections
  • Subscribe to fortnightly email edition
  • Feedback on Notices to Mariners
  • more...

• Nautical information

  About the New Zealand Nautical Almanac, list of lights used for nautical navigation, NAVAREA XIV warnings, maritime safety, maritime boundaries and astronomical information.

  

  Nautical information

  • New Zealand Nautical Almanac
  • Nautical Almanac extracts
  • Astronomical information
  • List of lights
  • Maritime boundaries
  • Maritime boundaries definitions
  • Maritime boundaries downloads
  • Maritime safety
  • more...

• Tidal information

  An introduction to the cause and nature of tides and tidal streams, daily tide predictions, information required to calculate tide times and heights, and tidal stream prediction tables.

  

  Tidal information

  • Tide predictions
  • How to calculate tide times & heights
  • Standard Port datum descriptions
  • Introduction to tides
  • Tidal streams
  • Standard Port tidal levels
  • Tides around New Zealand
  • Sea level data
  • more...

• Reporting a hazard to navigation - H Note

  Notify LINZ of new or suspected dangers to navigation, changes in aids to navigation, or recommended corrections to publications.

• Programmes, projects & news

  Annual survey and chart programmes, plus current projects.

  

  Programmes, projects & news

  • Ocean Survey 20/20
  • New Zealand Continental Shelf project
  • Annual chart programme
  • Annual survey programme
  • Hydrographic Data Infrastructure project
  • Hydrographic services in the news
  • more...

• Standards & technical specifications

  Find hydrographic standards and specifications for LINZ products and services.