Lightships of the United States

URI: https://gptkb.org/entity/Lightships_of_the_United_States
GPTKB entity
Statements (40)
Predicate Object
gptkbp:instanceOf maritime navigational aid
gptkbp:category gptkb:navigation
maritime history
United States maritime infrastructure
gptkbp:crew 8-12
gptkbp:deployment 1820
gptkbp:feature crew quarters
fog signal
radio beacon
light tower
https://www.w3.org/2000/01/rdf-schema#label Lightships of the United States
gptkbp:lastDeployed 1983
gptkbp:material gptkb:steel
iron
wood
gptkbp:notableExample gptkb:Lightship_Nantucket
gptkb:Lightship_Ambrose
gptkb:Lightship_Chesapeake
Lightship Huron
gptkbp:numberBuilt over 100
gptkbp:operatedBy gptkb:United_States_Coast_Guard
gptkb:United_States_Lighthouse_Service
gptkbp:operationalPeriod 19th century
20th century
gptkbp:powerSource gptkb:sailor
diesel
steam
gptkbp:preservedIn museum ships
gptkbp:purpose marking harbor entrances
marking hazardous coastlines
marking other navigational hazards
gptkbp:regionServed gptkb:Gulf_of_Mexico
gptkb:Atlantic_Coast
gptkb:Great_Lakes
gptkb:Pacific_Coast
gptkbp:replacedBy lighthouses
lighted buoys
gptkbp:status retired
gptkbp:bfsParent gptkb:Ambrose_Channel_lightship
gptkbp:bfsLayer 7