Haplochromis nyererei
E848404
Haplochromis nyererei is a brightly colored cichlid fish from Lake Victoria, known for its striking sexual dimorphism and importance in studies of rapid speciation and adaptive radiation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Haplochromis nyererei canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10123484 — 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: Haplochromis nyererei Context triple: [Cichlidae, notableSpecies, Haplochromis nyererei]
-
A.
Oreochromis
Oreochromis is a genus of African cichlid fishes that includes several important tilapia species widely farmed for food in freshwater aquaculture.
-
B.
Phractocephalus
Phractocephalus is a genus of large South American freshwater catfish best known for the popular aquarium and game species redtail catfish (Phractocephalus hemioliopterus).
-
C.
Neolissochilus
Neolissochilus is a genus of large freshwater cyprinid fishes native to South and Southeast Asia, closely related to the mahseers and often found in fast-flowing rivers and streams.
-
D.
Nile tilapia
Nile tilapia is a widely farmed freshwater fish species native to African river systems, known for its fast growth, adaptability, and importance in global aquaculture and local fisheries.
-
E.
Neolissochilus hexagonolepis
Neolissochilus hexagonolepis is a large, economically important freshwater cyprinid fish native to South and Southeast Asian rivers, commonly known for its game and food value.
- 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: Haplochromis nyererei Target entity description: Haplochromis nyererei is a brightly colored cichlid fish from Lake Victoria, known for its striking sexual dimorphism and importance in studies of rapid speciation and adaptive radiation.
-
A.
Oreochromis
Oreochromis is a genus of African cichlid fishes that includes several important tilapia species widely farmed for food in freshwater aquaculture.
-
B.
Phractocephalus
Phractocephalus is a genus of large South American freshwater catfish best known for the popular aquarium and game species redtail catfish (Phractocephalus hemioliopterus).
-
C.
Neolissochilus
Neolissochilus is a genus of large freshwater cyprinid fishes native to South and Southeast Asia, closely related to the mahseers and often found in fast-flowing rivers and streams.
-
D.
Nile tilapia
Nile tilapia is a widely farmed freshwater fish species native to African river systems, known for its fast growth, adaptability, and importance in global aquaculture and local fisheries.
-
E.
Neolissochilus hexagonolepis
Neolissochilus hexagonolepis is a large, economically important freshwater cyprinid fish native to South and Southeast Asian rivers, commonly known for its game and food value.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
cichlid
ⓘ
fish species ⓘ |
| belongsToSpeciesFlock | Lake Victoria haplochromine cichlids ⓘ |
| bodyShape | laterally compressed ⓘ |
| breedingSystem | polygynous ⓘ |
| class | Actinopterygii ⓘ |
| colorPattern |
red and yellow on males
ⓘ
vertical bars on body ⓘ |
| conservationStatus | threatened by habitat degradation ⓘ |
| describedBy |
Witte
ⓘ
Witte-Maas ⓘ |
| diet |
insectivorous
ⓘ
omnivorous ⓘ |
| distribution |
Kenya
ⓘ
Tanzania ⓘ Uganda ⓘ |
| ecologicalRole | invertebrate predator ⓘ |
| endemicTo | Lake Victoria ⓘ |
| family | Cichlidae ⓘ |
| femaleColoration | drab ⓘ |
| fertilization | external fertilization ⓘ |
| genus | Haplochromis ⓘ |
| geologicalRegion |
East African Rift Valley
ⓘ
linked to:
East African Rift
|
| habitat |
freshwater lake
ⓘ
rocky littoral zone ⓘ |
| importanceInResearch |
model for adaptive radiation
ⓘ
model for rapid speciation ⓘ model for sexual selection ⓘ model for sympatric speciation ⓘ |
| kingdom | Animalia ⓘ |
| locomotion | swimming ⓘ |
| maleColoration | brightly colored ⓘ |
| maximumLength | approximately 8–10 centimeters ⓘ |
| namedAfter | Julius Nyerere ⓘ |
| nativeTo | Lake Victoria ⓘ |
| order | Cichliformes ⓘ |
| phylum | Chordata ⓘ |
| reproductiveIsolationMechanism | female mate choice based on male coloration ⓘ |
| reproductiveStrategy | maternal mouthbrooder ⓘ |
| sexualDimorphism | pronounced ⓘ |
| taxonRank | species ⓘ |
| threat |
Nile perch introduction
ⓘ
eutrophication ⓘ overfishing ⓘ |
| trophicLevel | mid-level consumer ⓘ |
| usedIn | aquarium trade ⓘ |
| vision | color-based mate choice ⓘ |
| waterType | freshwater ⓘ |
| yearDescribed | 1985 ⓘ |
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: Haplochromis nyererei Description of subject: Haplochromis nyererei is a brightly colored cichlid fish from Lake Victoria, known for its striking sexual dimorphism and importance in studies of rapid speciation and adaptive radiation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.