Mokelumne River Fish Hatchery
E475110
Mokelumne River Fish Hatchery is a fish production and conservation facility in California that raises and releases salmon and steelhead to support regional fisheries and restore native fish populations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mokelumne River Fish Hatchery canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4856398 — 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: Mokelumne River Fish Hatchery Context triple: [Mokelumne River area, contains, Mokelumne River Fish Hatchery]
-
A.
Feather River Fish Hatchery
Feather River Fish Hatchery is a salmon and steelhead production and research facility in Oroville, California, that supports fisheries and mitigates the impacts of the Oroville Dam on native fish populations.
-
B.
Hot Creek Fish Hatchery
Hot Creek Fish Hatchery is a California trout-rearing facility in Mono County that supports recreational fisheries by raising and stocking various trout species in nearby waters.
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C.
Mokelumne River area
The Mokelumne River area is a region of central California traditionally inhabited and culturally shaped by the Plains Miwok people.
-
D.
Mokelumne River
The Mokelumne River is a major river in the Sierra Nevada of California, known for its scenic canyons, hydroelectric projects, and role as a vital water source for agriculture and urban areas.
-
E.
Salmon Creek, Washington
Salmon Creek, Washington is a suburban census-designated community in southwestern Washington State, located just north of Vancouver in Clark County.
- 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: Mokelumne River Fish Hatchery Target entity description: Mokelumne River Fish Hatchery is a fish production and conservation facility in California that raises and releases salmon and steelhead to support regional fisheries and restore native fish populations.
-
A.
Feather River Fish Hatchery
Feather River Fish Hatchery is a salmon and steelhead production and research facility in Oroville, California, that supports fisheries and mitigates the impacts of the Oroville Dam on native fish populations.
-
B.
Hot Creek Fish Hatchery
Hot Creek Fish Hatchery is a California trout-rearing facility in Mono County that supports recreational fisheries by raising and stocking various trout species in nearby waters.
-
C.
Mokelumne River area
The Mokelumne River area is a region of central California traditionally inhabited and culturally shaped by the Plains Miwok people.
-
D.
Mokelumne River
The Mokelumne River is a major river in the Sierra Nevada of California, known for its scenic canyons, hydroelectric projects, and role as a vital water source for agriculture and urban areas.
-
E.
Salmon Creek, Washington
Salmon Creek, Washington is a suburban census-designated community in southwestern Washington State, located just north of Vancouver in Clark County.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
aquaculture facility
ⓘ
conservation facility ⓘ fish hatchery ⓘ |
| coordinatesWith |
federal fisheries agencies
ⓘ
local conservation groups ⓘ state fisheries managers ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| focusesOn |
restoration of native fish populations
ⓘ
support of regional fisheries ⓘ |
| hasFacility |
fish ladder
ⓘ
raceways ⓘ rearing ponds ⓘ spawning building ⓘ visitor viewing area ⓘ |
| hasFunction |
artificial propagation of salmon
ⓘ
artificial propagation of steelhead ⓘ collection of returning adult fish ⓘ egg incubation ⓘ monitoring of fish returns ⓘ public education ⓘ rearing of fry and smolts ⓘ release of juvenile fish ⓘ spawning of broodstock ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
San Joaquin County, California NERFINISHED ⓘ |
| locatedNear |
Clements, California
NERFINISHED
ⓘ
Lodi, California NERFINISHED ⓘ |
| locatedOnRiver | Mokelumne River NERFINISHED ⓘ |
| offers | educational tours ⓘ |
| openToPublic | yes ⓘ |
| operatedBy | California Department of Fish and Wildlife NERFINISHED ⓘ |
| ownedBy | East Bay Municipal Utility District NERFINISHED ⓘ |
| primarySpeciesRaised |
Chinook salmon
ⓘ
steelhead trout ⓘ |
| purpose |
conservation of native fish
ⓘ
fish production ⓘ fisheries enhancement ⓘ mitigation for dam impacts ⓘ |
| regulates | timing of fish releases ⓘ |
| relatedToDam | Camanche Dam NERFINISHED ⓘ |
| relatedToWaterProject | Mokelumne River Project NERFINISHED ⓘ |
| roleInEcosystem |
supports restoration of native salmon runs
ⓘ
supports restoration of native steelhead runs ⓘ |
| supportsFishery |
Central Valley salmon fishery
ⓘ
Pacific Ocean salmon fishery ⓘ commercial salmon fisheries ⓘ recreational inland fisheries ⓘ |
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: Mokelumne River Fish Hatchery Description of subject: Mokelumne River Fish Hatchery is a fish production and conservation facility in California that raises and releases salmon and steelhead to support regional fisheries and restore native fish populations.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.