Isolated danger mark
id:
isolated-danger-mark-302-592819
title:
Isolated danger mark
text:
An Isolated Danger Mark, as defined by the International Association of Lighthouse Authorities, is a sea mark used in maritime pilotage to indicate a hazard to shipping such as a partially submerged rock. It is recognisable by its black and red bands and top-mark of two black balls. Its distinctive sequence of flashing white light consists of 2 quick flashes in intervals of either 5 or 10 seconds.
brand slug:
wiki
category slug:
encyclopedia
description:
Sea mark indicating a danger spot
original url:
https://en.wikipedia.org/wiki/Isolated_danger_mark
date created:
date modified:
2023-07-07T15:02:25Z
main entity:
{"identifier":"Q1310021","url":"https://www.wikidata.org/entity/Q1310021"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/b/ba/IALA_isolated_danger.png","width":156,"height":149}
fields total:
13
integrity:
15