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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
Volcano Number (if applicable): 
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):