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• NZ ENC Service

  Register to access free, regularly updated electronic navigational charts (ENCs) of our waters, parts of Antarctica and the south-west Pacific.
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  • Marine information

• Report a hazard to navigation - Hydrographic Note

  Let us know if you see a hazard or something you suspect will affect safe navigation, including anything missing from our charts or publications.
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  • Marine information

• Tidal stream predictions

  Tidal streams are the periodic horizontal movement of water. These have the same astronomical causes as tides, which move in a vertical direction.
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  • Marine information

• Sea level data downloads

  Sea level data recorded at the monitoring sites shown on the map is available for download.
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  • Marine information

• Subscribe to Pānui Ahumoana

  Sign up to receive the newsletter from the Marine Geospatial Information Working Group
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  • Marine information

• Information for paper chart retailers

  Information for people wanting to sell our paper charts.
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  • Marine information

• Cook Strait

  The tidal streams in and around Cook Strait are unreliable and mariners are warned to exercise every precaution when navigating in the vicinity.
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  • Marine information

• Nippon Foundation-GEBCO Seabed 2030 Project

  Seabed 2030 is a collaborative project between The Nippon Foundation of Japan and the General Bathymetric Chart of the Oceans (GEBCO).
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  • Marine information

• Updating our charts

  The work we’re doing to update New Zealand’s nautical charts
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  • Marine information

• Hydrographic survey

  Learn about our hydrographic survey programme to map the sea floor.
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  • Marine information

• New Zealand Nautical Almanac (NZ 204) - Full version

  You can download a digital version of the entire New Zealand Nautical Almanac (NZ 204) from this page.
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  • Marine information

• Te Aumiti / French Pass

  Find tidal stream predictions and diagrams for Te Aumiti / French Pass.
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  • Marine information

• Safety at sea

  Toitū Te Whenua charts New Zealand's waters and coast to help commercial and recreational mariners safely navigate our waters.
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  • Marine information

• MGI 24 - NZ Marine Geospatial Information working group annual meeting

  We invite you to join us for MGI 24, the NZ Marine Geospatial Information working group annual meeting on 3 May 2024.
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  • Marine information

• Other sea level data

  Other sea level data is available from LINZ (on behalf of other organisations) and from other sources.
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  • Marine information

• List of lights

  Toitū Te Whenua maintains this list of lights to aid maritime navigation.
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  • Marine information

• Applying corrections to the Nautical Almanac

  Page 2 of the New Zealand Nautical Almanac (NZ 204) provides a table for recording that amendments, communicated through fortnightly Notices to Mariners (NtMs) have been made to the Almanac.
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  • Marine information

• Search chart retailers

  Official nautical charts are available for purchase from approved chart retailers.
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  • Marine information

• NZ Marine Geospatial Information working group

  The New Zealand Marine Geospatial Information (NZMGI) working group facilitates national collaboration and leverage opportunities to grow the value of MGI investments and benefits for all New Zealand.
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  • Marine information

• NZ Chart Catalogue

  Search our catalogue of paper charts and electronic navigational charts. These cover New Zealand waters, parts of Antarctica, and the south-west Pacific.
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  • Marine information

• Hydrographic work programme

  Learn about the work we do as the government agency responsible for providing navigational products and services that support safe shipping. These products and services enable New Zealand to meet its international obligations concerning the safety of…
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  • Marine information

• Tory Channel / Kura te Au

  Tidal streams can be very strong through the east entrance to Tory Channel / Kura te Au, reaching rates of 5 knots as indicated on chart NZ 6154.
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  • Marine information

• NZ Annual Notices to Mariners

  Download NZ Annual Notices to Mariners.
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  • Marine information

• Maritime safety in the Pacific

  Toitū Te Whenua is involved in a number of programmes for improving safety in the South Pacific.
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  • Marine information

• New Zealand Nautical Almanac (NZ 204) - Extracts

  Extracts are corrected according to changes notified in Notices to Mariners (NtMs), so they may be more up-to-date than the printed Almanac.
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  • Marine information

• Hydrographic risk assessments

  Land Information New Zealand has carried out in-depth assessments of New Zealand waters, including the Sub-Antarctic Islands, to help us prioritise improvements to charts and navigation information.
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  • Marine information

• Notices to Mariners

  Toitū Te Whenua publishes annual and fortnightly Notices to Mariners (NTMs) to advise mariners of matters affecting navigational safety.
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  • Marine information

• Tide predictions – list view

  Add a location to the search box to narrow the results.
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  • Marine information

• Pacific nautical charts - changes to country prefix and numbering

  A schedule of upcoming changes to Pacific nautical charts
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  • Marine information

• New Zealand radio navigational warnings

  Maritime New Zealand (MNZ) is the NAVAREA XIV Coordinator.
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  • Marine information

• Astronomical information

  Astronomical tables, including moonrise and moonset, and sunrise and sunset tables.
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  • Marine information

• Hydrographic data

  Access hydrographic data about the features of the seabed around the coast of New Zealand, and parts of Antarctica and the south-west Pacific.
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  • Marine information