The tags defined on this page will render in various nautical charts.
This page defines values for the "seamark:wreck:category" tags.
||The ruined remains of a stranded or sunken vessel which has been rendered useless.
||A wreck which is not considered to be dangerous to surface navigation.
||A wreck which is considered to be dangerous to surface navigation.
|Distributed remains of wreck
||(Foul ground) An area over which it is safe to navigate but which should be avoided for anchoring, taking the ground or ground fishing.
|Wreck showing mast/masts
||Wreck of which only the mast(s) is visible at the sounding datum indicated.
|Wreck showing any portion of hull or superstructure
||A stranded wreck of which any portion of the hull or superstructure is visible at the sounding datum indicated.
|Water level effect (WATLEV)
||The effect of the surrounding water on an object.
||The value of the measurement of a sounding relative to the chart datum, in metres.
See also: Historic Wrecks
Seamark Tag Values
INT-1 Cross Reference