Tonga Trench

E6944

deepest point of Tonga Trench oceanic trench subduction zone feature

The Tonga Trench is one of the deepest oceanic trenches on Earth, located in the southwestern Pacific and formed by the subduction of the Pacific Plate beneath the Indo-Australian Plate.

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All labels observed (5)

Label	Occurrences
Tonga Trench canonical	21
Kermadec Trench region	1
Tonga Trench region	1
Tonga-Kermadec Trench region	1
Tonga-Kermadec Trench system	1

Statements (46)

Predicate	Object
instanceOf	deepest point of Tonga Trench ⓘ oceanic trench ⓘ subduction zone feature ⓘ
associatedWith	Tonga–Kermadec Arc ⓘ surface form: Tonga Ridge Tonga slab ⓘ Tonga–Kermadec Arc ⓘ surface form: Tonga volcanic arc Tonga-Kermadec subduction system ⓘ
associatedWithPlate	Indo-Australian Plate ⓘ surface form: Australian Plate Indo-Australian Plate ⓘ Pacific Plate ⓘ
countryExclusiveEconomicZone	New Zealand ⓘ Tonga ⓘ
deeperThan	Kermadec Trench ⓘ
formedBy	subduction of the Pacific Plate beneath the Indo-Australian Plate ⓘ
geologicalAge	Cenozoic ⓘ
hasBiodiversity	specialized deep-sea fauna ⓘ
hasDeepestPoint	Horizon Deep ⓘ
hasEarthquakes	deep-focus earthquakes ⓘ frequent large earthquakes ⓘ
hasMorphology	narrow and steep-sided ⓘ
hasSeismicActivity	very high ⓘ
knownFor	extreme plate convergence rates ⓘ
length	over 1,300 kilometres ⓘ over 800 miles ⓘ
locatedIn	Pacific Ocean ⓘ surface form: South Pacific Ocean southwest Pacific Ocean ⓘ surface form: southwestern Pacific Ocean
locatedNear	Kermadec Trench ⓘ
locatedOffCoastOf	Tonga ⓘ
maximumDepth	about 10,800 metres ⓘ about 10,800 metres ⓘ about 35,400 feet ⓘ
nearbyIslandArc	Kermadec Islands ⓘ Tonga ⓘ surface form: Tonga Islands
oceanBasin	southwest Pacific Ocean ⓘ surface form: Southwest Pacific Basin
oneOf	deepest oceanic trenches on Earth ⓘ
orientation	north-northeast to south-southwest ⓘ
partOf	Pacific Ocean ⓘ Pacific Ring of Fire ⓘ
plateConvergenceRate	among the fastest on Earth ⓘ
relativeLocation	east of Tonga Islands ⓘ northeast of New Zealand ⓘ
researchInterest	deep-sea biology ⓘ plate tectonics ⓘ seismology ⓘ
tectonicSetting	convergent plate boundary ⓘ
waterPressureAtBottom	over 1,000 atmospheres ⓘ

Referenced by (25)

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

Pacific Ocean → containsFeature → Tonga Trench ⓘ

Pacific Ring of Fire → hasPart → Tonga Trench ⓘ

this entity surface form: Tonga-Kermadec Trench region

Pacific Ring of Fire → contains → Tonga Trench ⓘ

this entity surface form: Tonga Trench region

Pacific Plate → hasBoundaryFeature → Tonga Trench ⓘ

Horizon Deep (regionally associated in Tonga-Kermadec system, sometimes compared) → locatedIn → Tonga Trench ⓘ

subject surface form: Horizon Deep

Horizon Deep (regionally associated in Tonga-Kermadec system, sometimes compared) → locatedIn → Tonga Trench ⓘ

subject surface form: Horizon Deep

this entity surface form: Tonga-Kermadec Trench system

Horizon Deep (regionally associated in Tonga-Kermadec system, sometimes compared) → partOf → Tonga Trench ⓘ

subject surface form: Horizon Deep

Ring of Fire → contains → Tonga Trench ⓘ

this entity surface form: Kermadec Trench region

western Pacific Ocean → contains → Tonga Trench ⓘ

southwest Pacific Ocean → contains → Tonga Trench ⓘ

Tonga–Kermadec Arc → hasPart → Tonga Trench ⓘ

Horizon Deep → locatedIn → Tonga Trench ⓘ

Horizon Deep → oceanTrench → Tonga Trench ⓘ

Tonga-Kermadec subduction system → hasPart → Tonga Trench ⓘ

South Pacific Ocean → contains → Tonga Trench ⓘ

Lau Basin → boundedBy → Tonga Trench ⓘ

Lau Basin → adjacentTo → Tonga Trench ⓘ

Tonga Ridge → associatedWith → Tonga Trench ⓘ

Tonga Ridge → parallelTo → Tonga Trench ⓘ

Tonga Ridge → separates → Tonga Trench ⓘ

back-arc Lau Basin → adjacentTo → Tonga Trench ⓘ

subject surface form: Lau Basin

Galathea Depth → comparedTo → Tonga Trench ⓘ

Pacific Plate boundary system → includesSubductionZone → Tonga Trench ⓘ

Five Deeps Expedition → reachesLocation → Tonga Trench ⓘ

Australian Plate → formsBoundary → Tonga Trench ⓘ