Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:river
|
| gptkbp:emptiesInto |
gptkb:Pacific_Ocean
|
| gptkbp:habitat |
gptkb:bird
gptkb:fish |
| gptkbp:historicalEvent |
Lewis and Clark Expedition wintered nearby
|
| gptkbp:importantFor |
gptkb:bird
fishing shipping |
| gptkbp:length |
about 146 miles
|
| gptkbp:locatedIn |
gptkb:Oregon
gptkb:Pacific_Northwest gptkb:Washington |
| gptkbp:mouth |
gptkb:Columbia_River
|
| gptkbp:nearestCity |
gptkb:Astoria
gptkb:Ilwaco |
| gptkbp:notableFeature |
gptkb:Columbia_Bar
tidal influence mixing of fresh and salt water dynamic sandbars estuaries support high biodiversity |
| gptkbp:protectedArea |
gptkb:Julia_Butler_Hansen_Refuge_for_the_Columbian_White-Tailed_Deer
gptkb:Lewis_and_Clark_National_Wildlife_Refuge |
| gptkbp:bfsParent |
gptkb:Baker_Bay
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Columbia River estuary
|