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Mariana Trough, 15.5 N
Name Alias(es):
MGDS_FeatureID lowest in hierarchy:
Vent Sites:
Activity:
Latitude:
15.4080
Longitude:
144.5090
Location on map:
Ocean:
Region:
National Jurisdiction:
Maximum or Single Reported Depth (mbsl):
4196
Minimum Depth (mbsl):
4111
Tectonic setting:
Full Spreading Rate (mm/a):
43.1
Host Rock:
NotProvided
Deposit Type:
NotProvided
Notes on Vent Field Description:
Baker et al. 2017: listed as Low-T, sites 11 and 12 in Table 2, position provided for site 11, "ROV dives in 2016 near the northernmost site recorded distinct ORP anomalies near 15.4258N but observed no active venting";
Notes Relevant to Biology:
Year and How Discovered (if active, visual confirmation is listed first):
2015 plume only, 2016 ROV did not confirm
Discovery References (text):
Baker, E. T., Walker, S. L., Resing, J. A., Chadwick, W. W., Merle, S. G., Anderson, M. O., … Michael, S. (2017). The effect of arc proximity on hydrothermal activity along spreading centers: New evidence from the Mariana back arc (12.7°N–18.3°N). Geochemistry, Geophysics, Geosystems, 18, 4211–4228. https://doi.org/10.1002/2017GC007234;
Other References (text):
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