Kermadec Trench

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The Kermadec Trench is a deep oceanic trench in the South Pacific Ocean, part of the highly active Kermadec-Tonga subduction zone and among the deepest regions on Earth.

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Observed surface forms (1)

Surface form Occurrences
Tonga-Kermadec Trench system 1

Statements (46)

Predicate Object
instanceOf oceanic trench
subduction zone trench
among deepest oceanic trenches on Earth
associatedWith Tonga–Kermadec Arc
surface form: Kermadec Arc

Kermadec Islands
Tonga–Kermadec Arc
surface form: Kermadec volcanic arc

frequent earthquakes
tsunami generation potential
biodiversity supports deep-sea fauna adapted to high pressure
climateZone subtropical to temperate ocean waters
countryExclusiveEconomicZone New Zealand
depthZone abyssal zone
hadal zone
exploredBy oceanographic expeditions
formedBy oceanic-oceanic plate subduction
subduction of Pacific Plate beneath Indo-Australian Plate
geologicalHazard large megathrust earthquakes
subduction-related tsunamis
geologicalProvince Tonga-Kermadec subduction system
surface form: Kermadec-Tonga subduction system
governedBy New Zealand marine jurisdiction
hasFeature sediment-filled trench floor
steep trench walls
importance important for understanding tsunami hazards in Southwest Pacific
key site for studying deep Earth processes
locatedIn South Pacific Ocean
locatedNortheastOf North Island
surface form: North Island of New Zealand
locatedOffCoastOf New Zealand
maximumDepth over 10000 metres
over 33000 feet
namedAfter Kermadec Islands
surface form: Kermadec Islands region
oceanBasin Pacific Ocean
orientation north-northeast to south-southwest
parallelTo Tonga–Kermadec Arc
surface form: Kermadec Ridge
partOf Tonga-Kermadec subduction system
surface form: Kermadec-Tonga subduction zone

Pacific Ring of Fire
plateBoundaryBetween Indo-Australian Plate
Pacific Plate
relativeLocation north of Hikurangi Trench
south of Tonga Trench
researchInterest deep-sea biology
plate tectonics
seismology
subduction processes
seismicActivity high
tectonicSetting convergent plate boundary
waterDepthRange hadal zone

Referenced by (9)

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

South Pacific Ocean contains Kermadec Trench
southwest Pacific Ocean contains Kermadec Trench
western Pacific Ocean contains Kermadec Trench
Tonga Trench deeperThan Kermadec Trench
Kermadec Islands feature Kermadec Trench
Horizon Deep featureOf Kermadec Trench
this entity surface form: Tonga-Kermadec Trench system
Tonga-Kermadec subduction system hasPart Kermadec Trench
Tonga–Kermadec Arc hasPart Kermadec Trench
Tonga Trench locatedNear Kermadec Trench