East Irish Sea Basin system

E464664

geological basin complex sedimentary basin system

The East Irish Sea Basin system is a major sedimentary basin complex beneath the eastern Irish Sea and surrounding regions, known for its thick Permo-Triassic deposits and significant hydrocarbon and gas storage potential.

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

All labels observed (5)

Label	Occurrences
East Irish Sea Basin	5
East Irish Sea Basin system canonical	2
Central Irish Sea Basin	1
Irish Sea Basin	1
Irish Sea basin	1

How this entity was disambiguated

This entity first appeared as the object of triple T4731542 — 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: East Irish Sea Basin system
Context triple: [Cheshire Basin, partOf, East Irish Sea Basin system]

A. Orcadian Basin
The Orcadian Basin is a sedimentary basin in northern Scotland known for its Devonian-age rock sequences and important fossil fish assemblages.
B. Moray Firth Basin
The Moray Firth Basin is a major sedimentary basin in northeastern Scotland and adjacent North Sea waters, known for its thick Devonian and younger deposits and its importance in regional geology and hydrocarbon exploration.
C. Gotland Basin
Gotland Basin is a deep, central sub-basin of the Baltic Sea known for its significant role in the region’s water circulation, stratification, and marine ecology.
D. Celtic Sea
The Celtic Sea is a region of the Atlantic Ocean off the southern coast of Ireland, bordered by the coasts of Great Britain and France.
E. Bay of Ireland
The Bay of Ireland is a coastal inlet on the island of Orkney Mainland in Scotland, known for its rugged shoreline and North Atlantic waters.
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: East Irish Sea Basin system
Target entity description: The East Irish Sea Basin system is a major sedimentary basin complex beneath the eastern Irish Sea and surrounding regions, known for its thick Permo-Triassic deposits and significant hydrocarbon and gas storage potential.

A. Orcadian Basin
The Orcadian Basin is a sedimentary basin in northern Scotland known for its Devonian-age rock sequences and important fossil fish assemblages.
B. Moray Firth Basin
The Moray Firth Basin is a major sedimentary basin in northeastern Scotland and adjacent North Sea waters, known for its thick Devonian and younger deposits and its importance in regional geology and hydrocarbon exploration.
C. Gotland Basin
Gotland Basin is a deep, central sub-basin of the Baltic Sea known for its significant role in the region’s water circulation, stratification, and marine ecology.
D. Celtic Sea
The Celtic Sea is a region of the Atlantic Ocean off the southern coast of Ireland, bordered by the coasts of Great Britain and France.
E. Bay of Ireland
The Bay of Ireland is a coastal inlet on the island of Orkney Mainland in Scotland, known for its rugged shoreline and North Atlantic waters.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	geological basin complex ⓘ sedimentary basin system ⓘ
basementComposition	Carboniferous rocks ⓘ Lower Palaeozoic rocks ⓘ
boundedBy	onshore outcrops in north Wales ⓘ onshore outcrops in northwest England ⓘ
characterizedBy	thick Permo-Triassic deposits ⓘ
contains	Cardigan Bay Basin ⓘ linked to: Cardigan Bay Central Irish Sea Basin ⓘ linked to: East Irish Sea Basin system East Irish Sea Basin ⓘ linked to: East Irish Sea Basin system Permian sandstones ⓘ Permo-Triassic sedimentary succession ⓘ Solway Firth Basin ⓘ linked to: Solway Firth Triassic Sherwood Sandstone Group reservoirs ⓘ evaporite sequences ⓘ sub-basins and structural highs ⓘ
country	United Kingdom ⓘ
deformationPhase	Cenozoic inversion ⓘ Mesozoic extension ⓘ
economicImportance	hydrocarbon exploration ⓘ potential CO2 storage ⓘ underground gas storage ⓘ
extendsTo	offshore north Wales ⓘ offshore northwest England ⓘ offshore southwest Scotland ⓘ
formedBy	Mesozoic rifting ⓘ
geologicalAge	Permian ⓘ Triassic ⓘ
knownFor	carbon storage potential ⓘ gas storage potential ⓘ hydrocarbon potential ⓘ natural gas accumulations ⓘ
lithology	aeolian sandstones ⓘ evaporites ⓘ fluvial sandstones ⓘ red-bed mudstones ⓘ
locatedIn	Irish Sea ⓘ eastern Irish Sea ⓘ northwest United Kingdom offshore ⓘ
overlies	Palaeozoic basement ⓘ
partOf	UK Continental Shelf ⓘ linked to: UK Continental Shelf petroleum province
researchField	basin analysis ⓘ petroleum geology ⓘ
sealRocks	Triassic mudstones ⓘ evaporites ⓘ
structuralStyle	fault-bounded grabens and half-grabens ⓘ tilted fault blocks ⓘ
tectonicSetting	extensional basin ⓘ

How these facts were elicited