Mormyridae
E250691
Mormyridae is a family of African freshwater fishes, commonly known as elephantfish, notable for their elongated snouts and weak electric organ discharges used for navigation and communication.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Gnathonemus petersii | 1 |
| Mormyridae canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2267282 — 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: Mormyridae Context triple: [Osteoglossiformes, includesFamily, Mormyridae]
-
A.
Trichomycteridae
Trichomycteridae is a diverse family of small, often parasitic or scavenging catfishes native primarily to freshwater habitats in Central and South America.
-
B.
Esociformes
Esociformes is an order of primarily freshwater ray-finned fishes that includes pikes and mudminnows, known for their elongated bodies and predatory habits.
-
C.
Hoplichthyidae
Hoplichthyidae is a family of benthic marine fishes, commonly known as ghost flatheads, found on continental shelves and slopes of the Indo-Pacific region.
-
D.
Derichthyidae
Derichthyidae is a family of deep-sea eel-like fishes within the order Anguilliformes, commonly known as longneck eels.
-
E.
Gyrinocheilidae
Gyrinocheilidae is a family of freshwater fishes commonly known as sucking or algae-eating loaches, characterized by their specialized mouths adapted for grazing on surfaces.
- 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: Mormyridae Target entity description: Mormyridae is a family of African freshwater fishes, commonly known as elephantfish, notable for their elongated snouts and weak electric organ discharges used for navigation and communication.
-
A.
Trichomycteridae
Trichomycteridae is a diverse family of small, often parasitic or scavenging catfishes native primarily to freshwater habitats in Central and South America.
-
B.
Esociformes
Esociformes is an order of primarily freshwater ray-finned fishes that includes pikes and mudminnows, known for their elongated bodies and predatory habits.
-
C.
Hoplichthyidae
Hoplichthyidae is a family of benthic marine fishes, commonly known as ghost flatheads, found on continental shelves and slopes of the Indo-Pacific region.
-
D.
Derichthyidae
Derichthyidae is a family of deep-sea eel-like fishes within the order Anguilliformes, commonly known as longneck eels.
-
E.
Gyrinocheilidae
Gyrinocheilidae is a family of freshwater fishes commonly known as sucking or algae-eating loaches, characterized by their specialized mouths adapted for grazing on surfaces.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
fish family
ⓘ
taxon ⓘ |
| activityPattern | often nocturnal ⓘ |
| bodyShape | laterally compressed ⓘ |
| brainCharacteristic | large cerebellum relative to body size ⓘ |
| class | Actinopterygii ⓘ |
| commonName |
elephantfish
ⓘ
elephantfishes ⓘ |
| communicationMode | electric signals ⓘ |
| contains |
Gnathonemus petersii
ⓘ
Marcusenius species ⓘ Mormyrus kannume ⓘ Pollimyrus species ⓘ |
| diet |
aquatic invertebrates
ⓘ
small benthic organisms ⓘ |
| distribution | Africa ⓘ |
| electricOrganDischargeType | weak ⓘ |
| electricOrganLocation | caudal region ⓘ |
| environment | tropical freshwater ⓘ |
| feedingType |
insectivorous
ⓘ
omnivorous ⓘ |
| geographicRange |
Sub-Saharan Africa
ⓘ
surface form:
sub-Saharan Africa
|
| habitat |
freshwater
ⓘ
lakes ⓘ rivers ⓘ |
| hasMemberCountApprox | more than 200 species ⓘ |
| kingdom | Animalia ⓘ |
| nativeTo |
Congo River
ⓘ
surface form:
Congo River basin
Nile Basin ⓘ
surface form:
Nile River basin
West African river systems ⓘ |
| notableBehavior |
active electrolocation
ⓘ
species-specific electric signal patterns ⓘ |
| notableMorphologicalFeature |
elongated snout
ⓘ
trunk-like snout ⓘ |
| order | Osteoglossiformes ⓘ |
| phylum | Chordata ⓘ |
| reproduction | oviparous ⓘ |
| scientificNameAuthorship | Johann Jakob Kaup ⓘ |
| sensorySpecialization |
electroreception
ⓘ
enhanced lateral line system ⓘ |
| skeletonType | bony ⓘ |
| taxonRank | family ⓘ |
| usedIn |
electrosensory system studies
ⓘ
neuroethology research ⓘ |
| usesElectricOrganDischarges | yes ⓘ |
| usesElectricOrganDischargesFor |
communication
ⓘ
navigation ⓘ |
| waterType | freshwater ⓘ |
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: Mormyridae Description of subject: Mormyridae is a family of African freshwater fishes, commonly known as elephantfish, notable for their elongated snouts and weak electric organ discharges used for navigation and communication.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Gnathonemus petersii