watercress darter
E477967
The watercress darter is a small, brightly colored freshwater fish endemic to Alabama, USA, known for its rarity and dependence on spring-fed habitats.
All labels observed (1)
| Label | Occurrences |
|---|---|
| watercress darter canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4855420 — 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: watercress darter Context triple: [Watercress Darter National Wildlife Refuge, hasSpeciesOfConcern, watercress darter]
-
A.
Alewife
Alewife is a major subway station and transit hub in North Cambridge, Massachusetts, serving as the northern endpoint of Boston’s MBTA Red Line and a large park-and-ride facility.
-
B.
Trisopterus minutus
Trisopterus minutus is a small marine cod-like fish commonly known as poor cod, found in the northeastern Atlantic and often caught as a minor commercial species.
-
C.
Cyprinodon
Cyprinodon is a genus of small, hardy pupfishes known for inhabiting extreme and isolated aquatic environments, often used as models in studies of rapid evolution and adaptation.
-
D.
Fundulus
Fundulus is a genus of small, primarily North American killifishes commonly found in freshwater and brackish coastal habitats and often used in ecological and environmental research.
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E.
Brook trout
The brook trout is a small, colorful freshwater fish native to eastern North America, prized by anglers and often found in cold, clear streams and lakes.
- 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: watercress darter Target entity description: The watercress darter is a small, brightly colored freshwater fish endemic to Alabama, USA, known for its rarity and dependence on spring-fed habitats.
-
A.
Alewife
Alewife is a major subway station and transit hub in North Cambridge, Massachusetts, serving as the northern endpoint of Boston’s MBTA Red Line and a large park-and-ride facility.
-
B.
Trisopterus minutus
Trisopterus minutus is a small marine cod-like fish commonly known as poor cod, found in the northeastern Atlantic and often caught as a minor commercial species.
-
C.
Cyprinodon
Cyprinodon is a genus of small, hardy pupfishes known for inhabiting extreme and isolated aquatic environments, often used as models in studies of rapid evolution and adaptation.
-
D.
Fundulus
Fundulus is a genus of small, primarily North American killifishes commonly found in freshwater and brackish coastal habitats and often used in ecological and environmental research.
-
E.
Brook trout
The brook trout is a small, colorful freshwater fish native to eastern North America, prized by anglers and often found in cold, clear streams and lakes.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
endemic species
ⓘ
fish ⓘ freshwater fish ⓘ ray-finned fish ⓘ threatened species ⓘ vertebrate ⓘ |
| associatedWith | watercress beds ⓘ |
| bodyLength |
about 2 inches
ⓘ
about 5 cm ⓘ |
| class | Actinopterygii ⓘ |
| coloration |
brightly colored male
ⓘ
red and green markings in breeding males ⓘ |
| commonName | watercress darter NERFINISHED ⓘ |
| conservationStatus | endangered ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| describedBy | Robert D. Suttkus NERFINISHED ⓘ |
| diet |
insect larvae
ⓘ
small aquatic invertebrates ⓘ |
| ecologicalRole | benthic insectivore ⓘ |
| endemicTo |
Alabama
NERFINISHED
ⓘ
United States NERFINISHED ⓘ |
| family | Percidae NERFINISHED ⓘ |
| foundIn | Watercress Darter National Wildlife Refuge NERFINISHED ⓘ |
| genus | Etheostoma NERFINISHED ⓘ |
| habitat |
spring pools
ⓘ
spring runs with aquatic vegetation ⓘ spring-fed streams ⓘ |
| kingdom | Animalia ⓘ |
| microhabitat | dense aquatic vegetation ⓘ |
| movement | non-migratory ⓘ |
| nativeRange | Jefferson County, Alabama NERFINISHED ⓘ |
| order | Perciformes NERFINISHED ⓘ |
| phylum | Chordata ⓘ |
| populationTrend | declining ⓘ |
| protectedBy | U.S. Endangered Species Act NERFINISHED ⓘ |
| reproduction | eggs laid on aquatic vegetation ⓘ |
| scientificName | Etheostoma nuchale NERFINISHED ⓘ |
| state | Alabama ⓘ |
| taxonRank | species ⓘ |
| threat |
groundwater withdrawal
ⓘ
habitat destruction ⓘ urban development ⓘ water pollution ⓘ |
| waterPreference |
clear water
ⓘ
spring-fed habitats ⓘ |
| waterType | freshwater ⓘ |
| yearDescribed | 1963 ⓘ |
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: watercress darter Description of subject: The watercress darter is a small, brightly colored freshwater fish endemic to Alabama, USA, known for its rarity and dependence on spring-fed habitats.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.