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Check the tide tables before you go out on the water this summer
If you’re planning to spend any time out on the water this summer, make sure you check the LINZ tide tables first.
News
Marine information
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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
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Information for paper chart retailers
Information for people wanting to sell our paper charts.
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Marine information
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Subscribe to Pānui Ahumoana
Sign up to receive the newsletter from the Marine Geospatial Information Working Group
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Marine information
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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
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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
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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
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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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Win for Lake Wānaka in battle against aquatic weed
Toitū Te Whenua Land Information New Zealand (LINZ) has been leading the work to clear lagarosiphon from the lake, working closely with partner agencies and the community.
News
Marine information
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Tides and tidal streams
Find out about the sea level data, predictions and calculations we publish to help you navigate New Zealand tides and tidal streams.
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Marine information
Learn about keeping nautical charts up-to-date, tides and tide predictions, and find standards and specifications for hydrographic surveys.
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Updating our charts
The work we’re doing to update New Zealand’s nautical charts
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Marine information
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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
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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
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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
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Te Aumiti / French Pass
Find tidal stream predictions and diagrams for Te Aumiti / French Pass.
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Marine information
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Hydrographic survey
Learn about our hydrographic survey programme to map the sea floor.
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Marine information
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Seabed mapping for safer navigation underway in Otago
A hydrographic survey of the seafloor along the coast of Otago is underway to help support safe navigation.
News
Marine information
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Search chart retailers
Official nautical charts are available for purchase from approved chart retailers.
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Marine information
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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
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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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List of lights
Toitū Te Whenua maintains this list of lights to aid maritime navigation.
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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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LINZ maintains important infrastructure in Antarctica
Hydrographic, surveying and positioning experts from Toitū Te Whenua Land Information New Zealand (LINZ) recently returned from Antarctica where they completed work that will contribute to monitoring the impacts of climate change.
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Bay of Plenty hydrographic survey to support safer shipping
A hydrographic survey mapping the seafloor in the Bay of Plenty begins this week, with the data contributing to safer navigation in approaches to ports and wharves.
News
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Maritime safety
Find out about the alerts, warnings and information we produce to help you safely navigate New Zealand waters.
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Charts
You can buy paper charts from approved retailers, or register for access to our regularly updated electronic navigation charts.
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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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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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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
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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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NZ Annual Notices to Mariners
Download NZ Annual Notices to Mariners.
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