Lesser Antilles subduction zone

E380458

convergent plate boundary subduction zone

The Lesser Antilles subduction zone is a convergent plate boundary in the eastern Caribbean where the Atlantic oceanic crust is subducting beneath the Caribbean Plate, generating a volcanic island arc and frequent seismic activity.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (5)

Label	Occurrences
Lesser Antilles Volcanic Arc	2
Lesser Antilles subduction zone canonical	2
Lesser Antilles volcanic arc	2
Barbados accretionary prism	1
Eastern Caribbean seismic and volcanic monitoring zone	1

How this entity was disambiguated

This entity first appeared as the object of triple T3695697 — 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: Lesser Antilles subduction zone
Context triple: [Venezuelan Basin, tectonicallyRelatedTo, Lesser Antilles subduction zone]

A. Cocos–Caribbean plate boundary
The Cocos–Caribbean plate boundary is a tectonic interface in Central America where the oceanic Cocos Plate interacts with the Caribbean Plate, generating significant seismic and volcanic activity.
B. Mariana subduction zone
The Mariana subduction zone is a deep oceanic trench system in the western Pacific where the Pacific Plate is forced beneath the smaller Mariana Plate, creating one of the world's deepest and most active tectonic boundaries.
C. Caribbean Plate
The Caribbean Plate is a major tectonic plate underlying Central America and the Caribbean Sea, whose interactions with surrounding plates shape the region’s earthquakes, volcanoes, and deep ocean trenches.
D. Belize margin
The Belize margin is the continental shelf and slope region off the coast of Belize in the western Caribbean, characterized by extensive coral reefs and sedimentary basins along the edge of the Yucatán Basin.
E. Ryukyu subduction zone
The Ryukyu subduction zone is a tectonic plate boundary south of Japan where an oceanic plate descends beneath the Okinawa Plate, generating frequent earthquakes, volcanism, and the Ryukyu island arc.
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: Lesser Antilles subduction zone
Target entity description: The Lesser Antilles subduction zone is a convergent plate boundary in the eastern Caribbean where the Atlantic oceanic crust is subducting beneath the Caribbean Plate, generating a volcanic island arc and frequent seismic activity.

A. Cocos–Caribbean plate boundary
The Cocos–Caribbean plate boundary is a tectonic interface in Central America where the oceanic Cocos Plate interacts with the Caribbean Plate, generating significant seismic and volcanic activity.
B. Mariana subduction zone
The Mariana subduction zone is a deep oceanic trench system in the western Pacific where the Pacific Plate is forced beneath the smaller Mariana Plate, creating one of the world's deepest and most active tectonic boundaries.
C. Caribbean Plate
The Caribbean Plate is a major tectonic plate underlying Central America and the Caribbean Sea, whose interactions with surrounding plates shape the region’s earthquakes, volcanoes, and deep ocean trenches.
D. Belize margin
The Belize margin is the continental shelf and slope region off the coast of Belize in the western Caribbean, characterized by extensive coral reefs and sedimentary basins along the edge of the Yucatán Basin.
E. Ryukyu subduction zone
The Ryukyu subduction zone is a tectonic plate boundary south of Japan where an oceanic plate descends beneath the Okinawa Plate, generating frequent earthquakes, volcanism, and the Ryukyu island arc.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	convergent plate boundary ⓘ subduction zone ⓘ
associatedWith	Benioff zone seismicity ⓘ Lesser Antilles island arc ⓘ linked to: Lesser Antilles frequent seismic activity ⓘ hydrothermal activity ⓘ intermediate-depth earthquakes ⓘ megathrust earthquakes ⓘ subduction-related magmatism ⓘ tsunami generation potential ⓘ
boundedBy	Barbados accretionary prism ⓘ linked to: Lesser Antilles subduction zone Puerto Rico Trench ⓘ
causes	arc volcanism in the Lesser Antilles ⓘ crustal deformation in the eastern Caribbean ⓘ regional uplift and subsidence ⓘ
dipDirection	westward ⓘ
extendsFrom	near Puerto Rico ⓘ
extendsTo	offshore northern South America ⓘ
forms	Lesser Antilles volcanic arc ⓘ linked to: Lesser Antilles subduction zone
geologicalAge	Cenozoic ⓘ
hasFeature	accretionary prism ⓘ forearc basin ⓘ volcanic front ⓘ
influences	seismic hazard in the eastern Caribbean ⓘ volcanic hazard in the Lesser Antilles ⓘ
locatedIn	eastern Caribbean ⓘ
near	Barbados ⓘ Dominica ⓘ Grenada ⓘ Guadeloupe ⓘ Lesser Antilles islands ⓘ linked to: Lesser Antilles Martinique ⓘ Saint Lucia ⓘ
overridingPlate	Caribbean Plate ⓘ
parallelTo	Lesser Antilles island chain ⓘ linked to: Lesser Antilles
partOf	Caribbean Plate boundary system ⓘ linked to: Caribbean Plate boundary zone global subduction system ⓘ
relatedTo	Caribbean Plate ⓘ North American Plate ⓘ South American Plate ⓘ
studiedBy	marine geophysics ⓘ seismology ⓘ volcanology ⓘ
subductingPlate	North American Plate ⓘ South American Plate ⓘ
subducts	Atlantic oceanic lithosphere ⓘ
tectonicSetting	Atlantic–Caribbean plate boundary ⓘ intra-oceanic arc ⓘ

How these facts were elicited

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Venezuelan Basin → tectonicallyRelatedTo → Lesser Antilles subduction zone ⓘ

La Soufrière (Guadeloupe) → volcanicArc → Lesser Antilles Volcanic Arc ⓘ

subject linked to: La Soufrière