Tillamook Bay watershed
E491280
The Tillamook Bay watershed is the coastal drainage basin in northwestern Oregon that collects water from surrounding rivers and streams and feeds it into Tillamook Bay.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Tillamook Bay watershed canonical | 6 |
| Tillamook County river system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5059678 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tillamook Bay watershed Context triple: [Tillamook Bay, partOf, Tillamook Bay watershed]
-
A.
Willapa Bay
Willapa Bay is a large, shallow estuarine bay on the southwest coast of Washington State, known for its rich shellfish beds, wildlife habitat, and relatively undeveloped shoreline.
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B.
Tillamook River
The Tillamook River is a coastal river in northwestern Oregon that flows through forested and agricultural lands before emptying into Tillamook Bay on the Pacific Ocean.
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C.
Nestucca Bay estuary
Nestucca Bay estuary is a coastal estuarine system in northwestern Oregon known for its tidal wetlands, rich bird habitat, and role in supporting salmon and other marine life.
-
D.
Siletz Bay estuary
Siletz Bay estuary is a coastal estuarine ecosystem on the central Oregon coast where the Siletz River meets the Pacific Ocean, known for its tidal wetlands, wildlife habitat, and recreational opportunities.
-
E.
Nestucca River
The Nestucca River is a coastal river in northwestern Oregon known for its scenic forested corridor, salmon and steelhead fisheries, and popular recreation opportunities such as fishing, kayaking, and camping.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tillamook Bay watershed Target entity description: The Tillamook Bay watershed is the coastal drainage basin in northwestern Oregon that collects water from surrounding rivers and streams and feeds it into Tillamook Bay.
-
A.
Willapa Bay
Willapa Bay is a large, shallow estuarine bay on the southwest coast of Washington State, known for its rich shellfish beds, wildlife habitat, and relatively undeveloped shoreline.
-
B.
Tillamook River
The Tillamook River is a coastal river in northwestern Oregon that flows through forested and agricultural lands before emptying into Tillamook Bay on the Pacific Ocean.
-
C.
Nestucca Bay estuary
Nestucca Bay estuary is a coastal estuarine system in northwestern Oregon known for its tidal wetlands, rich bird habitat, and role in supporting salmon and other marine life.
-
D.
Siletz Bay estuary
Siletz Bay estuary is a coastal estuarine ecosystem on the central Oregon coast where the Siletz River meets the Pacific Ocean, known for its tidal wetlands, wildlife habitat, and recreational opportunities.
-
E.
Nestucca River
The Nestucca River is a coastal river in northwestern Oregon known for its scenic forested corridor, salmon and steelhead fisheries, and popular recreation opportunities such as fishing, kayaking, and camping.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
drainage basin
ⓘ
watershed ⓘ |
| containsCity | Tillamook, Oregon NERFINISHED ⓘ |
| containsCommunity |
Bay City, Oregon
NERFINISHED
ⓘ
Garibaldi, Oregon NERFINISHED ⓘ Rockaway Beach, Oregon NERFINISHED ⓘ |
| containsLandUse |
agriculture
ⓘ
dairy farming ⓘ forestry ⓘ urban development ⓘ |
| containsWaterBody |
Kilchis River
NERFINISHED
ⓘ
Miami River (Oregon) NERFINISHED ⓘ Tillamook River NERFINISHED ⓘ Trask River NERFINISHED ⓘ Wilson River NERFINISHED ⓘ |
| drainsInto | Tillamook Bay NERFINISHED ⓘ |
| hasEnvironmentalIssue |
flooding
ⓘ
sedimentation ⓘ water quality impairment ⓘ |
| hasHabitatType |
coniferous forests
ⓘ
estuaries ⓘ riparian forests ⓘ tidal wetlands ⓘ |
| hasMajorRiver |
Kilchis River
NERFINISHED
ⓘ
Miami River (Oregon) NERFINISHED ⓘ Tillamook River NERFINISHED ⓘ Trask River NERFINISHED ⓘ Wilson River NERFINISHED ⓘ |
| hasManagementPlan | Tillamook Bay National Estuary Project management plan ⓘ |
| hasOutflow | Pacific Ocean NERFINISHED ⓘ |
| locatedIn |
Oregon
ⓘ
Tillamook County, Oregon NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| locatedInRegion | northwestern Oregon NERFINISHED ⓘ |
| locatedOn | Oregon Coast NERFINISHED ⓘ |
| partOf | Tillamook Bay NERFINISHED ⓘ |
| partOfEcoregion | Coast Range ecoregion (Oregon) NERFINISHED ⓘ |
| partOfProgram | National Estuary Program NERFINISHED ⓘ |
| supportsSpecies |
cutthroat trout
ⓘ
salmon ⓘ shellfish ⓘ steelhead ⓘ |
| usedFor |
commercial fishing
ⓘ
dairy production ⓘ recreational fishing ⓘ shellfish harvesting ⓘ timber production ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Tillamook Bay watershed Description of subject: The Tillamook Bay watershed is the coastal drainage basin in northwestern Oregon that collects water from surrounding rivers and streams and feeds it into Tillamook Bay.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Tillamook County river system