Skip to main content Skip to navigation
Back to top anchor
  • Mō mātou About us
  • Kōrero whakapā Contact us
  • Whakapāpātanga Consultations
  • Rauemi Resources
  • Ara mahi Careers
Toitū Te Whenua Land Information New Zealand
  • Our work Ā mātou mahi
  • Products & services Ngā hua me ngā ratonga
  • Guidance Kōrero ārahi
  • News Karere
  1. Home
  2. Guidance
  3. Marine information

Marine information

Pārongo Moana

Learn about keeping nautical charts up-to-date, tides and tide predictions, and the importance of marine geospatial information. Find our standards and specifications for hydrographic surveys.

Hydrography shoreline image

View Whatipu Beach on Basemaps 
sourced from LINZ Data Service 
under Creative Commons Attribution 4.0
captured for Northland Regional Council by Aerial Surveys Ltd.

Charts

Learn about keeping your nautical charts up-to-date with our Notices to Mariners.

Marine geospatial information

Data about the marine environment which helps us understand how to protect our biodiversity and ecosystems.

Tides

Learn about tidal theory and the different types of tides around New Zealand.

Tide prediction guidance

Tidal levels for standard ports, information on reading tide predictions, and the standard port datum descriptions for New Zealand ports.

Maritime boundaries

New Zealand has sovereign rights over a vast area of ocean, along with the fishery, mineral and petroleum resources that may exist in that area.

Hydrography

Standards and specifications for carrying out hydrographic surveys for safety of navigation, and the benefits of hydrographic survey data.
Top
  • Ā mātou mahi Our work
    • Crown property management
    • Location information
    • Overseas investment regulation
    • Property information system
    • Statutory and support roles
    • Māori and iwi development
    • New Zealand Geographic Board
    • Projects
  • Ngā hua me ngā ratonga Products & services
    • Charts
    • Data
    • Geodetic
    • Land records
    • Landonline
    • Maps
    • Maritime safety
    • Place names
    • Tides and tidal streams
    • Products and services A - Z
  • Kōrero ārahi Guidance
    • Crown property
    • Data service
    • Geodetic system
    • Land registration
    • Landonline support
    • Marine information
    • Overseas investment
    • Place naming
    • Property addressing
    • Property valuation
    • Survey
  • Karere News
Toitū Te Whenua Land Information New Zealand
  • Mō mātou About us
  • Kōrero whakapā Contact us
  • Whakapāpātanga Consultations
  • Rauemi Resources
  • Ara mahi Careers
  • Facebook
  • Twitter
  • LinkedIn
  • YouTube

© Copyright Toitū Te Whenua

  • Accessibility
  • Copyright
  • Disclaimer
  • Link requests
  • Privacy
Te Kāwanatanga o Aotearoa New Zealand Government