Calidris alpina
E904929
Calidris alpina is a small migratory shorebird in the sandpiper family, commonly known as the dunlin, found in Arctic and subarctic breeding grounds and coastal wintering areas worldwide.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Calidris alpina canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T11017151 — 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: Calidris alpina Context triple: [dunlin, scientificName, Calidris alpina]
-
A.
Calidris mauri
Calidris mauri is a small migratory shorebird of the sandpiper family that breeds in Arctic North America and winters along the coasts of the Americas.
-
B.
Calidris
Calidris is a genus of small to medium-sized migratory shorebirds, commonly known as sandpipers, found in coastal and wetland habitats worldwide.
-
C.
Kentish plover
The Kentish plover is a small, pale shorebird of sandy coasts and salt flats, known for its quick, darting movements and widespread breeding across Eurasia and North Africa.
-
D.
Anthus
Anthus is a large genus of small, slender ground-dwelling passerine birds commonly known as pipits, found in open habitats worldwide.
-
E.
Branta ruficollis
Branta ruficollis, commonly known as the red-breasted goose, is a strikingly colored, small Arctic-breeding goose species native to Siberia and wintering mainly around the Black Sea.
- 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: Calidris alpina Target entity description: Calidris alpina is a small migratory shorebird in the sandpiper family, commonly known as the dunlin, found in Arctic and subarctic breeding grounds and coastal wintering areas worldwide.
-
A.
Calidris mauri
Calidris mauri is a small migratory shorebird of the sandpiper family that breeds in Arctic North America and winters along the coasts of the Americas.
-
B.
Calidris
Calidris is a genus of small to medium-sized migratory shorebirds, commonly known as sandpipers, found in coastal and wetland habitats worldwide.
-
C.
Kentish plover
The Kentish plover is a small, pale shorebird of sandy coasts and salt flats, known for its quick, darting movements and widespread breeding across Eurasia and North Africa.
-
D.
Anthus
Anthus is a large genus of small, slender ground-dwelling passerine birds commonly known as pipits, found in open habitats worldwide.
-
E.
Branta ruficollis
Branta ruficollis, commonly known as the red-breasted goose, is a strikingly colored, small Arctic-breeding goose species native to Siberia and wintering mainly around the Black Sea.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
bird species
ⓘ
sandpiper ⓘ shorebird ⓘ |
| authority |
(Linnaeus, 1758)
ⓘ
linked to:
Linnaeus, 1758
|
| billShape | slightly decurved bill ⓘ |
| binomialName | Calidris alpina ⓘ |
| bodyLength | 17–21 cm ⓘ |
| bodyMass | 40–60 g ⓘ |
| breedingHabitat |
moist Arctic lowlands
ⓘ
wet tundra ⓘ |
| breedingRange |
Arctic regions
ⓘ
subarctic regions ⓘ |
| class | Aves ⓘ |
| clutchSize | 3–4 eggs ⓘ |
| commonName | dunlin ⓘ |
| conservationStatus | Least Concern ⓘ |
| conservationStatusSystem |
IUCN Red List
ⓘ
linked to:
IUCN Red List of Threatened Species
|
| diet |
invertebrates
ⓘ
molluscs ⓘ polychaete worms ⓘ small crustaceans ⓘ |
| distribution | Holarctic breeder ⓘ |
| family | Scolopacidae ⓘ |
| foragingBehavior | probes in soft substrates with bill ⓘ |
| genus | Calidris ⓘ |
| habitat |
estuaries
ⓘ
mudflats ⓘ saltmarsh edges ⓘ sandy shores ⓘ |
| incubation | both sexes incubate eggs ⓘ |
| kingdom | Animalia ⓘ |
| legColor | black legs ⓘ |
| migrationStopoverSites | estuaries and coastal wetlands ⓘ |
| migratoryBehavior | long-distance migrant ⓘ |
| nestType | ground nest ⓘ |
| nonBreedingRange |
coastal areas worldwide
ⓘ
temperate coasts ⓘ tropical coasts ⓘ |
| order | Charadriiformes ⓘ |
| phylum | Chordata ⓘ |
| plumage |
breeding adults have black belly patch
ⓘ
nonbreeding adults are mostly gray-brown above and white below ⓘ |
| socialBehavior | forms large flocks in nonbreeding season ⓘ |
| taxonRank | species ⓘ |
| threats |
climate change impacts on Arctic breeding habitat
ⓘ
disturbance on migration and wintering grounds ⓘ habitat loss in coastal areas ⓘ |
| vocalization | trilling call ⓘ |
| wingspan | 32–36 cm ⓘ |
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: Calidris alpina Description of subject: Calidris alpina is a small migratory shorebird in the sandpiper family, commonly known as the dunlin, found in Arctic and subarctic breeding grounds and coastal wintering areas worldwide.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.