Currents (non-gravitational) include either singly or in combination: ocean currents (wind and/or density driven), inter-oceanic equalising currents, currents of navigable rivers, river outflow effects offshore and other non-tidal flows. S-57 Object Class: Current - non-gravitational S-57 Acronym: CURENT This data was compiled for the use in the scale range 1:22,000 to 1:90,000. THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT BE USED FOR NAVIGATION. This data is based on the S-57 data format used in Electronic Navigational Charts (ENCs) published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). Refer to the following link for information about S-57 data: http://www.linz.govt.nz/hydro/regulation/

A beacon is a prominent specially constructed object forming a conspicuous mark as a fixed aid to navigation or for use in hydrographic survey. A lateral beacon is used to indicate the port or starboard hand side of the route to be followed. They are generally used for well defined channels and are used in conjunction with a conventional direction of buoyage. S-57 Object Class: Beacon, lateral S-57 Acronym: BCNLAT This data was compiled for the use in the scale range 1:90,000 to 1:350,000. THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT BE USED FOR NAVIGATION. This data is based on the S-57 data format used in Electronic Navigational Charts (ENCs) published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). Refer to the following link for information about S-57 data: http://www.linz.govt.nz/hydro/regulation/

An area of natural scenery on land. It is defined by its geographical characteristics and may be known by its proper name. S-57 Object Class: Land region S-57 Acronym: LNDRGN This data was compiled for the use in the scale range 1:1,500,000 and smaller. THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT BE USED FOR NAVIGATION. This data is based on the S-57 data format used in Electronic Navigational Charts (ENCs) published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). Refer to the following link for information about S-57 data: http://www.linz.govt.nz/hydro/regulation/

A buoy is a floating object moored to the bottom in a particular place, as an aid to navigation or for other specific purposes. An isolated danger buoy is a buoy moored on or above an isolated danger of limited extent, which has navigable water all around it. S-57 Object Class: Buoy, isolated danger S-57 Acronym: BOYISD This data was compiled for the use in the scale range 1:22,000 to 1:90,000. THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT BE USED FOR NAVIGATION. This data is based on the S-57 data format used in Electronic Navigational Charts (ENCs) published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). Refer to the following link for information about S-57 data: http://www.linz.govt.nz/hydro/regulation/

The disturbance of water caused by the interaction of any combination of waves, currents, tidal streams, wind, shoal patches and obstructions. S-57 Object Class: Water turbulence S-57 Acronym: WATTUR This data was compiled for the use in the scale range 1:22,000 to 1:90,000. THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT BE USED FOR NAVIGATION. This data is based on the S-57 data format used in Electronic Navigational Charts (ENCs) published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). Refer to the following link for information about S-57 data: http://www.linz.govt.nz/hydro/regulation/

Raster chart image of: NZ 512 Cape Karikari to Cape Brett This data was compiled for the use at the following scale: 1:100000 File reference: NZ51201.tif THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT TO BE USED FOR NAVIGATION. The hydrographic raster data made available through the LINZ Data Service is based on the Paper Navigational Charts published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). The online New Zealand Chart Catalogue provides more detailed and the most up to date information about New Zealand charts: [New Zealand Chart Catalogue](http://www.linz.govt.nz/hydro/charts/nz202-chart-catalogue) Information on symbols and abbreviations used on nautical charts: [Symbols and Abbreviations](http://www.linz.govt.nz/hydro/charts/chart-symbols-terms-abbreviations) Hydrographic standards and specifications for nautical charts and publications: [Standards and Specifications](http://www.linz.govt.nz/hydro/regulation/)

Raster chart image of: NZ 5571 Poverty Bay and Approaches to Gisborne This data was compiled for the use at the following scale: 1:24000 File reference: NZ557101 THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT TO BE USED FOR NAVIGATION. The hydrographic raster data made available through the LINZ Data Service is based on the Paper Navigational Charts published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). The online New Zealand Chart Catalogue provides more detailed and the most up to date information about New Zealand charts: [New Zealand Chart Catalogue](http://www.linz.govt.nz/hydro/charts/nz202-chart-catalogue) Information on symbols and abbreviations used on nautical charts: [Symbols and Abbreviations](http://www.linz.govt.nz/hydro/charts/chart-symbols-terms-abbreviations) Hydrographic standards and specifications for nautical charts and publications: [Standards and Specifications](http://www.linz.govt.nz/hydro/regulation/)

An anomaly of the magnetic field of the Earth, extending over a relatively small area, due to local magnetic influences. S-57 Object Class: Local magnetic anomaly S-57 Acronym: LOCMAG This data was compiled for the use in the scale range 1:90,000 to 1:350,000. THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT BE USED FOR NAVIGATION. This data is based on the S-57 data format used in Electronic Navigational Charts (ENCs) published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). Refer to the following link for information about S-57 data: http://www.linz.govt.nz/hydro/regulation/

Raster chart image of: CK 141 Plans of the Cook Islands - Northern Sheet - Rakahanga This data was compiled for the use at the following scale: 1:50,000 File reference: CK14106.tif THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT TO BE USED FOR NAVIGATION. The hydrographic raster data made available through the LINZ Data Service is based on the Paper Navigational Charts published and maintained by the New Zealand Hydrographic Authority at Toitū Te Whenua Land Information New Zealand. The online New Zealand Chart Catalogue provides more detailed and the most up to date information about New Zealand charts: [New Zealand Chart Catalogue](http://www.linz.govt.nz/hydro/charts/nz202-chart-catalogue) Information on symbols and abbreviations used on nautical charts: [Symbols and Abbreviations](http://www.linz.govt.nz/hydro/charts/chart-symbols-terms-abbreviations) Hydrographic standards and specifications for nautical charts and publications: [Standards and Specifications](http://www.linz.govt.nz/hydro/regulation/)

An artificial waterway with no flow, or a controlled flow, used for navigation, or for draining or irrigating land (ditch). S-57 Object Class: Canal S-57 Acronym: CANALS This data was compiled for the use in the scale range 1:22,000 to 1:90,000. THIS DATA DOES NOT REPLACE NAUTICAL CHARTS AND MUST NOT BE USED FOR NAVIGATION. This data is based on the S-57 data format used in Electronic Navigational Charts (ENCs) published and maintained by the New Zealand Hydrographic Authority at Land Information New Zealand (LINZ). Refer to the following link for information about S-57 data: http://www.linz.govt.nz/hydro/regulation/