For more information contact the New Zealand National Topo/Hydro
Authority. Please note: the metadata presented here is prior to changes agreed with ICSM members and is
therefore subject to alteration. Please read the Explanatory Page
for explanations of the fields, abbreviations and symbols which have been used.
| Object_class | Entity_class | Additional entity class | Object Inheritance | |
| coastline | SHORELINE | Not applicable | simple_line | |
| Object description | ||||
| The line forming the boundary between the land and sea, defined by mean high water mark. | ||||
| Map image | Digital data image | |||
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| Click to enlarge map | Click to enlarge diagram | |||
| Comments | ||||
| Coastline has been used for the main islands of New Zealand, North Island, South Island and Stewart Island. Coastline is defined as Mean High Water Mark. | ||||
| Entity Source | Classification | Seed class | Last updated | Edition number |
| US Standard Entity | 50k topo | not_applicable | 23/11/2001 | 3 |
(Where applicable)
(Where applicable)
| Attribute | Data type | Attribute description | Attribute values | ||
| coastline definition | string | An indefinite entry is used where the position of the object being described cannot be placed within the usual accuracy tolerances eg wharf_edge. |
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| water confluence | string | A water confluence value of 'yes' has been used to complete the object where the coastline meets another area of water, eg a river. |
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| elevation | real | The elevation attribute is used to store the height of the object above Mean Sea Level. |
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