southern elephant seal
E582763
The southern elephant seal is the largest species of seal, a massive, deep-diving marine mammal found in sub-Antarctic and Antarctic waters.
All labels observed (3)
| Label | Occurrences |
|---|---|
| southern elephant seal canonical | 4 |
| Southern elephant seal (Mirounga leonina) | 1 |
| southern elephant seals | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6258001 — 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: southern elephant seal Context triple: [Zavodovski Island, hostsSpecies, southern elephant seal]
-
A.
northern elephant seal
The northern elephant seal is a massive marine mammal of the eastern Pacific known for its extreme sexual dimorphism, deep-diving ability, and large breeding colonies on coastal islands and beaches.
-
B.
Antarctic fur seal
The Antarctic fur seal is a marine mammal of the Southern Ocean known for its dense fur, large breeding colonies, and recovery from historic overhunting.
-
C.
Cape fur seal
The Cape fur seal is a large, social marine mammal native to the coasts of southern Africa and Namibia, known for forming dense breeding colonies on rocky shores and beaches.
-
D.
leopard seal
The leopard seal is a large, powerful Antarctic marine predator known for its spotted coat and for preying on penguins and other seals.
-
E.
New Zealand fur seal
The New Zealand fur seal is a marine mammal native to New Zealand and southern Australia, known for its thick fur, agile swimming, and colonies along rugged coastal and subantarctic shores.
- 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: southern elephant seal Target entity description: The southern elephant seal is the largest species of seal, a massive, deep-diving marine mammal found in sub-Antarctic and Antarctic waters.
-
A.
northern elephant seal
The northern elephant seal is a massive marine mammal of the eastern Pacific known for its extreme sexual dimorphism, deep-diving ability, and large breeding colonies on coastal islands and beaches.
-
B.
Antarctic fur seal
The Antarctic fur seal is a marine mammal of the Southern Ocean known for its dense fur, large breeding colonies, and recovery from historic overhunting.
-
C.
Cape fur seal
The Cape fur seal is a large, social marine mammal native to the coasts of southern Africa and Namibia, known for forming dense breeding colonies on rocky shores and beaches.
-
D.
leopard seal
The leopard seal is a large, powerful Antarctic marine predator known for its spotted coat and for preying on penguins and other seals.
-
E.
New Zealand fur seal
The New Zealand fur seal is a marine mammal native to New Zealand and southern Australia, known for its thick fur, agile swimming, and colonies along rugged coastal and subantarctic shores.
- F. None of above. chosen
Statements (73)
| Predicate | Object |
|---|---|
| instanceOf |
marine mammal
ⓘ
seal ⓘ |
| activityPatternAtSea | mostly pelagic ⓘ |
| binomialName | Mirounga leonina ⓘ |
| bodyShape | streamlined ⓘ |
| breedingHabitat |
Antarctic Peninsula coasts
ⓘ
linked to:
Antarctic Peninsula
Patagonian coasts ⓘ sub-Antarctic islands ⓘ |
| breedingSeason | austral spring ⓘ |
| breedingSystem | polygynous ⓘ |
| class | Mammalia ⓘ |
| commonName |
sea elephant
ⓘ
southern elephant seal ⓘ southern elephant seal (US) ⓘ |
| conservationMeasure | protected in many range states ⓘ |
| currentThreat |
climate change impacts on prey and sea ice
ⓘ
entanglement in marine debris ⓘ |
| diet |
cephalopods
ⓘ
crustaceans ⓘ fish ⓘ squid ⓘ |
| differenceFromNorthernElephantSeal |
distribution in Southern Hemisphere
ⓘ
generally larger body size ⓘ |
| family | Phocidae ⓘ |
| foragingStrategy | deep diving ⓘ |
| genus | Mirounga ⓘ |
| geographicRange |
coasts of New Zealand
ⓘ
coasts of southern Africa ⓘ coasts of southern Australia ⓘ coasts of southern South America ⓘ sub-Antarctic and Antarctic waters of the Southern Ocean ⓘ |
| gestationPeriod | about 11 months ⓘ |
| hasProboscis | adult males ⓘ |
| haulOutBehavior | comes ashore to breed and molt ⓘ |
| IUCNStatus | Least Concern ⓘ |
| kingdom | Animalia ⓘ |
| largestSealSpecies | true ⓘ |
| largestSex | male ⓘ |
| lifespanWild | about 20 years ⓘ |
| litterSize | usually 1 pup ⓘ |
| locomotionOnLand | undulating body movements ⓘ |
| majorBreedingColony |
Heard Island
ⓘ
linked to:
Heard Island and McDonald Islands
Kerguelen Islands ⓘ Macquarie Island ⓘ Marion Island ⓘ South Georgia ⓘ
linked to:
South Georgia and the South Sandwich Islands
|
| matingSystem | harem-based ⓘ |
| maximumDiveDepth | over 1,500 metres ⓘ |
| maximumDiveDuration | over 2 hours ⓘ |
| maximumFemaleLength | about 3 metres ⓘ |
| maximumFemaleWeight | about 900 kilograms ⓘ |
| maximumMaleLength | about 6 metres ⓘ |
| maximumMaleWeight | about 4,000 kilograms ⓘ |
| namedAfter | elephant (for its trunk-like proboscis) ⓘ |
| order | Carnivora ⓘ |
| phylum | Chordata ⓘ |
| predator |
killer whale
ⓘ
large sharks ⓘ |
| primaryColor | grey-brown ⓘ |
| primaryEnvironment | open ocean ⓘ |
| pupWeaningAge | about 3–4 weeks ⓘ |
| relatedSpecies | northern elephant seal ⓘ |
| respiratoryAdaptation | can store large amounts of oxygen in blood and muscles ⓘ |
| sensoryAdaptation | large eyes for low-light vision underwater ⓘ |
| sexuallyDimorphic | true ⓘ |
| socialStructureOnLand | large breeding colonies ⓘ |
| swimmingAbility | excellent swimmer ⓘ |
| taxonRank | species ⓘ |
| thermoregulationAdaptation | thick blubber layer ⓘ |
| threat | historical commercial sealing ⓘ |
| trophicLevel | apex predator in parts of its range ⓘ |
| typicalDiveDepth | 300–800 metres ⓘ |
| vocalization | loud roars and bellows by males ⓘ |
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: southern elephant seal Description of subject: The southern elephant seal is the largest species of seal, a massive, deep-diving marine mammal found in sub-Antarctic and Antarctic waters.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: southern elephant seal
linked to: southern elephant seal