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The zone includes most of the islands of Vanuatu, the Santa Cruz islands of the southern Solomon Islands, [4] and the Loyalty Islands.A number of ocean floor features are related to the zone, in particular the New Hebrides Trench (South New Hebridies Trench) [5] and the North New Hebrides Trench (Torres Trench) which is separated from the southern trench by the d'Entrecasteaux Ridge and the ...
File information Description Vanuatu subduction zone and associated ocean floor features Source See Vanuatu subduction zone, New Hebrides Trench, North New Hebrides Trench, d'Entrecasteaux Ridge, North Fiji Basin, New Britain subduction zone, Vityaz Trench, Hunter Ridge.
The southern New Hebrides Trench is defined as extending from to The North New Hebrides Trench (Torres Trench) that extends to the west of the Solomon Islands is a separate marine feature to the southern New Hebrides Trench due to the d'Entrecasteaux Ridge, even though they are tectonically part of the same subduction zone.
Cyclone Lola was bearing down on Vanuatu on Tuesday, Oct. 24, 2023. (AccuWeather Enhanced RealVue™ Satellite) Severe Cyclone Lola, packing winds equivalent to that of a major hurricane, rolled ...
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The d'Entrecasteaux (French pronunciation: [dɑ̃tʁəkasto]) Ridge (DER) is a double oceanic ridge in the south-west Pacific Ocean, north of New Caledonia and west of Vanuatu Islands. It forms the northern extension of the New Caledonia– Loyalty Islands arc , and is now actively subducting in the Vanuatu subduction zone under the Vanuatu/New ...
"Potential tsunami hazard of the southern Vanuatu subduction zone: tectonics, case study of the Matthew Island tsunami of 10 February 2021 and implication in regional hazard assessment". Natural Hazards and Earth System Sciences. 23 (2): 393–414. Bibcode:2023NHESS..23..393R. doi: 10.5194/nhess-23-393-2023. S2CID 253207848.
Volcanic activity is also present along this north-northwest trending and northeast-dipping subduction zone. [2] While much of the island arc experiences intermediate-depth earthquakes along a Wadati–Benioff zone that dips steeply at 70°, the area adjacent to the d'Entrecasteaux Ridge does not. There is a corresponding gap in seismicity that ...