Ross seal (Ommatophoca rossii)
E613861
The Ross seal (Ommatophoca rossii) is a small, solitary Antarctic seal species known for its large eyes, short snout, and deep, siren-like vocalizations beneath the sea ice.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Ommatophoca | 3 |
| Ommatophoca rossii | 1 |
| Ross seal (Ommatophoca rossii) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6636737 — 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: Ross seal (Ommatophoca rossii) Context triple: [CCAS, speciesCovered, Ross seal (Ommatophoca rossii)]
-
A.
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.
-
B.
Ladoga ringed seal
The Ladoga ringed seal is a rare, freshwater subspecies of ringed seal found only in Russia’s Lake Ladoga and noted for its isolation and conservation concern.
-
C.
Baikal seal
The Baikal seal is a small, uniquely freshwater species of earless seal endemic to Russia’s Lake Baikal and adapted to its cold, deep waters.
-
D.
Eubalaena
Eubalaena is a genus of large baleen whales commonly known as right whales, found in temperate and subpolar oceans.
-
E.
crabeater seal
The crabeater seal is a highly abundant Antarctic seal species that primarily feeds on krill and is specially adapted to life on pack ice.
- 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: Ross seal (Ommatophoca rossii) Target entity description: The Ross seal (Ommatophoca rossii) is a small, solitary Antarctic seal species known for its large eyes, short snout, and deep, siren-like vocalizations beneath the sea ice.
-
A.
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.
-
B.
Ladoga ringed seal
The Ladoga ringed seal is a rare, freshwater subspecies of ringed seal found only in Russia’s Lake Ladoga and noted for its isolation and conservation concern.
-
C.
Baikal seal
The Baikal seal is a small, uniquely freshwater species of earless seal endemic to Russia’s Lake Baikal and adapted to its cold, deep waters.
-
D.
Eubalaena
Eubalaena is a genus of large baleen whales commonly known as right whales, found in temperate and subpolar oceans.
-
E.
crabeater seal
The crabeater seal is a highly abundant Antarctic seal species that primarily feeds on krill and is specially adapted to life on pack ice.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
mammal
ⓘ
seal ⓘ true seal ⓘ |
| behavior | spends much time in the water away from dense pack ice ⓘ |
| binomialAuthority | Gray, 1844 ⓘ |
| bodyLength | 1.6–2.0 m ⓘ |
| bodyMass | 130–215 kg ⓘ |
| breedingSeason | austral spring ⓘ |
| class | Mammalia ⓘ |
| coatColor |
dark brown to blackish dorsally
ⓘ
silvery to light ventrally ⓘ |
| commonName | Ross seal ⓘ |
| conservationStatus | Least Concern ⓘ |
| conservationStatusSystem |
IUCN Red List
ⓘ
linked to:
IUCN Red List of Threatened Species
|
| diet |
fish
ⓘ
krill ⓘ squid ⓘ |
| distribution | circumpolar around Antarctica ⓘ |
| eyeCharacteristic | large eyes ⓘ |
| family | Phocidae ⓘ |
| foragingBehavior | deep diver ⓘ |
| genus |
Ommatophoca
ⓘ
linked to:
Ross seal (Ommatophoca rossii)
|
| habitat |
pack ice
ⓘ
pelagic waters ⓘ sea ice ⓘ |
| kingdom | Animalia ⓘ |
| lifespan | up to about 20 years in the wild ⓘ |
| locomotion | swims using hind flippers ⓘ |
| namedAfter | James Clark Ross ⓘ |
| nativeTo |
Antarctic region
ⓘ
Southern Ocean ⓘ |
| order | Carnivora ⓘ |
| phylum | Chordata ⓘ |
| populationTrend | apparently stable ⓘ |
| rangeLimit | generally found between the Antarctic continent and the Antarctic Convergence ⓘ |
| reproduction | gives birth to a single pup per year ⓘ |
| scientificName |
Ommatophoca rossii
ⓘ
linked to:
Ross seal (Ommatophoca rossii)
|
| sexualDimorphism | females slightly larger than males ⓘ |
| snoutCharacteristic | short snout ⓘ |
| socialBehavior | solitary ⓘ |
| subfamily | Monachinae ⓘ |
| taxonRank | species ⓘ |
| teethCharacteristic | small, delicate teeth adapted for soft-bodied prey ⓘ |
| threat | climate change impacts on sea ice ⓘ |
| vocalization |
complex trills and whistles beneath sea ice
ⓘ
siren-like underwater calls ⓘ |
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: Ross seal (Ommatophoca rossii) Description of subject: The Ross seal (Ommatophoca rossii) is a small, solitary Antarctic seal species known for its large eyes, short snout, and deep, siren-like vocalizations beneath the sea ice.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ross seal (Ommatophoca rossii)
subject linked to:
Ross seal (Ommatophoca rossii)
linked to: Ross seal (Ommatophoca rossii)
subject linked to:
Ross seal (Ommatophoca rossii)
linked to: Ross seal (Ommatophoca rossii)