- Preferred Labelskos:prefLabel
oceanic trench
- URI
- https://pid.geoscience.gov.au/def/voc/ga/GeomorphologyPhysiography/oceanic_trench ↗Go to the persistent identifier link
- Within Vocab
- Marine geomorphology - Physiography
| Preferred Labelskos:prefLabel | oceanic trench |
|---|---|
| Definitionskos:definition | Elongated, deep and narrow trench between the ABYSSAL PLAINS and the border of the upper plate where oceanic lithosphere is bent downward under the margin of the upper plate and dives into the asthenosphere. An oceanic trench is about 2 km deeper than the surrounding ocean floor (Harff et al., 2016). Cf. "trench" in Harris et al., (2014). |
| See AlsoseeAlso | Marine geomorphology - Physiography |
| Is Defined ByisDefinedBy | Marine geomorphology - Physiography |
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