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Neptune's Beard
Name Alias(es):
The Neptune Beard
MGDS_FeatureID lowest in hierarchy:
Vent Sites:
Activity:
Maximum Temperature:
Latitude:
12.9100
Longitude:
-44.9000
Location on map:
Ocean:
Region:
National Jurisdiction:
Maximum or Single Reported Depth (mbsl):
4100
Minimum Depth (mbsl):
Tectonic setting:
Full Spreading Rate (mm/a):
26.2
Host Rock:
NotProvided
Deposit Type:
NotProvided
Notes on Vent Field Description:
anomalies of temperature, salinity, transmissometer, Fe-oxides in sediment layer; west wall of MOR rift valley, in intensively faulted area; Sudarikov et al. (2001): "During the TV survey we observed, in real time, some shrimp and clouds resembling hydrothermal smoke."; MENTIONED AS VENT ON SEAFLOOR: July 2001: Mid-Atlantic Ridge Expedition (http://www.nrel.colostate.edu/projects/iboy/whatandwhere.html)
Notes Relevant to Biology:
Year and How Discovered (if active, visual confirmation is listed first):
1984 plume only; 2000 TV survey did not confirm activity
Discovery References (text):
[(plume only) Klinkhammer et al. (1985) Hydrothermal manganese plumes in the Mid-Atlantic Ridge rift valley. Nature 314: 727-731]
Sudarikov et al. (2001) A New Hydrothermal Plume at 12 54.6' N Mid-Atlantic Ridge: Initial Results of the R/V Yuzhmorgeologiya Cruise. InterRidge News 10(1): 37-40.
Other References (text):
RDF link: