In marine navigation, anything that hinders or prevents movement, particularly anything that endangers or prevents passage of a vessel. The term is usually used to refer to an isolated danger to navigation...
S-57 Object Class: Obstruction
S-57 Acronym: OBSTRN
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: www.linz.govt.nz/hydro/regulation/
You may use this work for commercial purposes.
You must attribute the creator in your own works.
|Category||Hydrographic & Maritime > Approach Charts (1:22k - 90k) > Maritime Markers|
|Regions||Samoa, New Zealand, Tonga|
|Metadata||ISO 19115/19139, Dublin Core|
|Data type||Vector multipolygon||Feature count||332|
|Attributes||fidn, catobs, condtn, expsou, height, natcon, natqua, nobjnm, objnam, prodct, quasou, souacc, status, tecsou, valsou, veracc, verdat, verlen, watlev, natsur, inform, ninfom, ntxtds, scamin, txtdsc, sordat, sorind|
|Services||Vector Query API, Web Feature Service (WFS), Catalog Service (CS-W), data.govt.nz Atom Feed|