Antarctic fur seal
E73755
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.
All labels observed (8)
| Label | Occurrences |
|---|---|
| Antarctic fur seal canonical | 7 |
| Arctocephalus gazella | 2 |
| Antarctic fur seal (Arctocephalus gazella) | 1 |
| Antarctic fur seals | 1 |
| Arctocephalus australis | 1 |
| Arctocephalus gazella nivalis | 1 |
| Arctocephalus tropicalis | 1 |
| Kerguelen fur seal | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T588302 — 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: Antarctic fur seal Context triple: [South Georgia and the South Sandwich Islands, importantSpecies, Antarctic fur seal]
-
A.
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.
-
B.
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.
-
C.
Weddell seal
The Weddell seal is a large, deep-diving Antarctic seal species known for living year-round on sea ice and for its remarkable ability to vocalize underwater.
-
D.
Steller sea lion
The Steller sea lion is a large, cold-water marine mammal of the North Pacific known for its massive size, thick neck, and loud, roaring vocalizations.
-
E.
Eubalaena australis
Eubalaena australis is the southern right whale, a large baleen whale species found in the Southern Hemisphere known for its robust body, callosities on its head, and slow, coastal migratory behavior.
- 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: Antarctic fur seal Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
Weddell seal
The Weddell seal is a large, deep-diving Antarctic seal species known for living year-round on sea ice and for its remarkable ability to vocalize underwater.
-
D.
Steller sea lion
The Steller sea lion is a large, cold-water marine mammal of the North Pacific known for its massive size, thick neck, and loud, roaring vocalizations.
-
E.
Eubalaena australis
Eubalaena australis is the southern right whale, a large baleen whale species found in the Southern Hemisphere known for its robust body, callosities on its head, and slow, coastal migratory behavior.
- F. None of above. chosen
Statements (79)
| Predicate | Object |
|---|---|
| instanceOf |
fur seal
ⓘ
marine mammal ⓘ species of mammal ⓘ |
| ageAtSexualMaturity |
females 3 to 4 years
ⓘ
males 5 to 7 years ⓘ |
| ageAtWeaning | about 4 months ⓘ |
| averageFemaleLength | 1.2 meters to 1.4 meters ⓘ |
| averageFemaleWeight | 30 kilograms to 55 kilograms ⓘ |
| averageMaleLength | 1.8 meters to 2.0 meters ⓘ |
| averageMaleWeight | 90 kilograms to 210 kilograms ⓘ |
| binomialName |
Antarctic fur seal
self-linksurface differs
ⓘ
surface form:
Arctocephalus gazella
|
| breedingSeason | austral summer ⓘ |
| breedingSystem | harem breeding ⓘ |
| breedsOn |
Bouvet Island
ⓘ
Crozet Islands ⓘ Heard Island and McDonald Islands ⓘ
surface form:
Heard Island
Kerguelen Islands ⓘ Macquarie Island ⓘ Prince Edward Islands ⓘ South Georgia and the South Sandwich Islands ⓘ
surface form:
South Georgia
South Orkney Islands ⓘ South Georgia and the South Sandwich Islands ⓘ
surface form:
South Sandwich Islands
South Shetland Islands ⓘ |
| class | Mammalia ⓘ |
| coatCharacteristic | dense underfur ⓘ |
| coatColor | dark brown to gray in adults ⓘ |
| commonName |
Antarctic fur seal
ⓘ
Antarctic fur seal self-linksurface differs ⓘ
surface form:
Kerguelen fur seal
|
| describedBy | Peter J. Peters ⓘ |
| describedInYear | 1875 ⓘ |
| diet |
fish
ⓘ
krill ⓘ squid ⓘ |
| divingBehavior | dives to feed on krill and fish ⓘ |
| ecologicalRole | major consumer of Antarctic krill ⓘ |
| family | Otariidae ⓘ |
| foragingHabitat | pelagic zone ⓘ |
| genus | Arctocephalus ⓘ |
| gestationPeriod | about 11.5 months including delayed implantation ⓘ |
| habitat |
rocky beaches
ⓘ
subantarctic islands ⓘ |
| hasLanguageCode | en ⓘ |
| historicThreat |
commercial sealing
ⓘ
overhunting for fur ⓘ |
| IUCNConservationStatus | Least Concern ⓘ |
| kingdom | Animalia ⓘ |
| legalProtection | protected under international agreements in the Southern Ocean ⓘ |
| litterSize | usually one pup ⓘ |
| maximumLifespan | about 20 to 25 years in the wild ⓘ |
| movementPattern | migratory ⓘ |
| nativeTo |
Antarctic Peninsula
ⓘ
Bouvet Island ⓘ Crozet Islands ⓘ Heard Island and McDonald Islands ⓘ
surface form:
Heard Island
Kerguelen Islands ⓘ Macquarie Island ⓘ Prince Edward Islands ⓘ South Georgia and the South Sandwich Islands ⓘ
surface form:
South Georgia
South Orkney Islands ⓘ South Georgia and the South Sandwich Islands ⓘ
surface form:
South Sandwich Islands
South Shetland Islands ⓘ Southern Ocean ⓘ |
| nearExtinction | early 20th century ⓘ |
| order | Carnivora ⓘ |
| phylum | Chordata ⓘ |
| populationRecovery | significant recovery after protection ⓘ |
| populationTrend | increasing ⓘ |
| predator |
killer whale
ⓘ
leopard seal ⓘ |
| primaryPrey | Antarctic krill ⓘ |
| pupColor | black at birth ⓘ |
| reproductiveBehavior | polygynous ⓘ |
| sexualDimorphism | males larger than females ⓘ |
| socialStructure | large breeding colonies ⓘ |
| suborder | Caniformia ⓘ |
| swimmingAbility | strong swimmer ⓘ |
| taxonRank | species ⓘ |
| threat |
changes in sea ice and krill availability
ⓘ
climate change ⓘ |
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: Antarctic fur seal Description of subject: 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.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Arctocephalus gazella
this entity surface form:
Kerguelen fur seal
this entity surface form:
Antarctic fur seal (Arctocephalus gazella)
this entity surface form:
Arctocephalus gazella
this entity surface form:
Arctocephalus tropicalis
this entity surface form:
Arctocephalus australis
this entity surface form:
Arctocephalus gazella nivalis
this entity surface form:
Antarctic fur seals