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Omuro Hole
Name Alias(es):
Omura Hole
MGDS_FeatureID lowest in hierarchy:
Activity:
Maximum Temperature:
194
Latitude:
34.5467
Longitude:
139.4417
Location on map:
Ocean:
Region:
National Jurisdiction:
Maximum or Single Reported Depth (mbsl):
200
Tectonic setting:
Host Rock:
NotProvided
Deposit Type:
NotProvided
Notes on Vent Field Description:
JAMSTEC press release (2012): "submarine rhyolitic Omurodashi volcano located south of Izu-Oshima, Tokyo Metropolis", "zone of continuous submarine hydrothermal activity in the crater-like depression (Omura hole) at the center of the volcano", "Hydrothermal deposits generated by this activity, including chimneys of metal sulfides that built up around the hydrothermal vents, were successfully collected"; ROV Hyper-Dolphin #1492, ROV Hyper-Dolphin #1497
Notes Relevant to Biology:
NT 13-05 cruise report: crabs Xenograpsus, limpets, tubeworms Lamellibrachia satsuma
Year and How Discovered (if active, visual confirmation is listed first):
2012 ROV Hyper-Dolphin
Discovery References (text):
JAMSTEC press release, October 11, 2012, First discovery of submarine volcanic activity at Omurodashi, south of Izu-Oshima, accessed 23 April 2015, http://www.jamstec.go.jp/e/about/press_release/20121011/
Other References (text):
Natsushima NT 13-05 cruise report (2013), accessed 23 April 2015, http://www.godac.jamstec.go.jp/catalog/data/doc_catalog/media/NT13-05_all.pdf.
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