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FRSC, RC 129 and CTD 24 plume sites
MGDS_FeatureID lowest in hierarchy:
Activity:
Latitude:
-17.0250
Longitude:
-174.5017
Location on map:
Ocean:
Region:
National Jurisdiction:
Maximum or Single Reported Depth (mbsl):
1750
Minimum Depth (mbsl):
1650
Tectonic setting:
Full Spreading Rate (mm/a):
68.5
Host Rock:
NotProvided
Deposit Type:
NotProvided
Notes on Vent Field Description:
The 2004 location appears to be the northern end of the southern segment of the Fonualei Rifts, dredged on SS11/2004 NoToVE cruise (Northern Tonga Vents Expedition): (https://www.cmar.csiro.au/data/trawler/survey_details.cfm?survey=SS200411, accessed on: 2020-02-25); Baker et al. 2019: site 27 with spreading rate 18 mm/year in Table 1 is at: 174.543 W, 16.963 S;
Year and How Discovered (if active, visual confirmation is listed first):
2004 plume only; 2004 dredging
Discovery References (text):
(plume only) German, C. et al. (2006) Hydrothermal exploration of the Fonualei Rift and Spreading Center and the Northeast Lau Spreading Center. Geochem. Geophys. Geosyst. 7, 2006GC001324
(plume and dredging only) cruise report NoToVE-2004, SS11/2004 (http://www.marine.csiro.au/nationalfacility/voyagedocs/2004/Summary_SS11-2004.pdf).
Other References (text):
Baker ET, Walker SL, Massoth GJ and Resing JA (2019) The NE Lau Basin: Widespread and Abundant Hydrothermal Venting in the Back-Arc Region Behind a Superfast Subduction Zone. Front. Mar. Sci. 6:382. doi: 10.3389/fmars.2019.00382;
RDF link: