Gymnarchidae
E250692
Gymnarchidae is a small family of African freshwater fishes best known for the electric fish Gymnarchus niloticus, which uses weak electric fields for navigation and communication.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Gymnarchidae canonical | 4 |
| Gymnarchids | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2267283 — 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: Gymnarchidae Context triple: [Osteoglossiformes, includesFamily, Gymnarchidae]
-
A.
Synanceiidae
Synanceiidae is a family of venomous marine fish commonly known as stonefishes, notorious for being among the most poisonous fish in the world.
-
B.
Plectrogeniidae
Plectrogeniidae is a small family of marine ray-finned fishes within the order Scorpaeniformes, known for their bottom-dwelling habits and spiny, often well-camouflaged bodies.
-
C.
Sagittariidae
Sagittariidae is a small bird family best known for the secretarybird, a distinctive long-legged raptor native to sub-Saharan Africa.
-
D.
Psilorhynchidae
Psilorhynchidae is a small family of freshwater fishes, commonly known as torrent minnows, adapted to fast-flowing streams in South and Southeast Asia.
-
E.
Hexagrammidae
Hexagrammidae is a family of marine ray-finned fishes commonly known as greenlings, found primarily in the North Pacific Ocean.
- 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: Gymnarchidae Target entity description: Gymnarchidae is a small family of African freshwater fishes best known for the electric fish Gymnarchus niloticus, which uses weak electric fields for navigation and communication.
-
A.
Synanceiidae
Synanceiidae is a family of venomous marine fish commonly known as stonefishes, notorious for being among the most poisonous fish in the world.
-
B.
Plectrogeniidae
Plectrogeniidae is a small family of marine ray-finned fishes within the order Scorpaeniformes, known for their bottom-dwelling habits and spiny, often well-camouflaged bodies.
-
C.
Sagittariidae
Sagittariidae is a small bird family best known for the secretarybird, a distinctive long-legged raptor native to sub-Saharan Africa.
-
D.
Psilorhynchidae
Psilorhynchidae is a small family of freshwater fishes, commonly known as torrent minnows, adapted to fast-flowing streams in South and Southeast Asia.
-
E.
Hexagrammidae
Hexagrammidae is a family of marine ray-finned fishes commonly known as greenlings, found primarily in the North Pacific Ocean.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
fish family
ⓘ
taxon ⓘ |
| bodyShape |
eel-like
ⓘ
elongated ⓘ |
| class | Actinopterygii ⓘ |
| commonName |
Gymnarchids
ⓘ
linked to:
Gymnarchidae
|
| communicationMethod | electric signals ⓘ |
| containsTaxon | Gymnarchus niloticus ⓘ |
| diet |
fish
ⓘ
invertebrates ⓘ |
| distribution | Africa ⓘ |
| ecologicalNiche | nocturnal predator ⓘ |
| electricDischargeStrength | weak electric fields ⓘ |
| electricOrganLocation | tail region ⓘ |
| electroreceptionType | wave-type electric organ discharge ⓘ |
| environment | tropical freshwater ⓘ |
| feedingType | predatory ⓘ |
| finCharacteristic |
absence of caudal fin
ⓘ
long dorsal fin ⓘ |
| geologicalTimeRange | Recent ⓘ |
| habitat |
freshwater
ⓘ
lakes ⓘ rivers ⓘ |
| hasBackbone | true ⓘ |
| hasSpecies | Gymnarchus niloticus ⓘ |
| kingdom | Animalia ⓘ |
| locomotion | undulation of dorsal fin ⓘ |
| memberOf |
Osteoglossomorpha
ⓘ
linked to:
Osteoglossiformes
|
| nativeTo |
Nile River basin
ⓘ
linked to:
Nile Basin
West African river systems ⓘ |
| navigationMethod | active electrolocation ⓘ |
| notableFor |
electric communication
ⓘ
electrolocation ⓘ weakly electric fish ⓘ |
| order | Osteoglossiformes ⓘ |
| phylum | Chordata ⓘ |
| region |
sub-Saharan Africa
ⓘ
linked to:
Sub-Saharan Africa
|
| reproduction | oviparous ⓘ |
| respiration | gills ⓘ |
| sensorySystem |
electroreception
ⓘ
lateral line system ⓘ |
| skeletonType | bony fish ⓘ |
| typeGenus | Gymnarchus ⓘ |
| vertebrateStatus | vertebrate ⓘ |
| waterType | freshwater ecosystems ⓘ |
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: Gymnarchidae Description of subject: Gymnarchidae is a small family of African freshwater fishes best known for the electric fish Gymnarchus niloticus, which uses weak electric fields for navigation and communication.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.