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gptkbp:instanceOf
|
gptkb:river_bar
|
|
gptkbp:alsoKnownAs
|
gptkb:Graveyard_of_the_Pacific
|
|
gptkbp:country
|
gptkb:United_States
|
|
gptkbp:crosses
|
gptkb:Columbia_River_Bar_Pilots
|
|
gptkbp:firstCharted
|
18th century
|
|
gptkbp:formedBy
|
sediment deposition from Columbia River
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gptkbp:hasLighthouseNearby
|
gptkb:North_Head_Lighthouse
gptkb:Tillamook_Rock_Lighthouse
gptkb:Cape_Disappointment_Lighthouse
|
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gptkbp:hazardousDueTo
|
frequent storms
strong currents
large ocean swells
shifting sandbars
|
|
gptkbp:length
|
approximately 6 miles
|
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gptkbp:locatedIn
|
gptkb:Pacific_Ocean
|
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gptkbp:locatedNear
|
gptkb:Astoria,_Oregon
gptkb:Ilwaco,_Washington
|
|
gptkbp:monitors
|
gptkb:United_States_Coast_Guard
|
|
gptkbp:mouthLocation
|
gptkb:Columbia_River
|
|
gptkbp:nickname
|
gptkb:The_Bar
|
|
gptkbp:notableFor
|
frequent shipwrecks
dangerous navigation conditions
|
|
gptkbp:usedFor
|
recreational boating
commercial shipping
fishing vessels
|
|
gptkbp:bfsParent
|
gptkb:Lightship_Columbia
|
|
gptkbp:bfsLayer
|
7
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Columbia River Bar
|