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Calyfield
Name Alias(es):
89.5 W, Galapagos Rift
MGDS_FeatureID lowest in hierarchy:
Activity:
Max Temperature Category:
Latitude:
0.8300
Longitude:
-89.6083
Location on map:
Ocean:
Region:
National Jurisdiction:
Maximum or Single Reported Depth (mbsl):
1660
Tectonic setting:
Full Spreading Rate (mm/a):
58.0
Host Rock:
NotProvided
Deposit Type:
NotProvided
Notes on Vent Field Description:
low-temperature hydrothermal area hosted in pillow basalts that supports an extensive community of vent clams; in addition, an extinct high-temperature sulfide chimney was discovered east of Calyfield; located within the Galapagos Marine Reserve (UNESCO Natural World Heritage Site)
Notes Relevant to Biology:
Calyptogena clams, demosponge
Year and How Discovered (if active, visual confirmation is listed first):
2002 submersible Alvin
Discovery References (text):
Fornari, D et al. (2002) High Resolution Mapping and Near-Bottom Investigations of the Galapagos Rift Between 86W and 89.5W Using ABE, Alvin and a new Towed Digital Camera. American Geophysical Union, Fall Meeting 2002, abstract #T11C-1256
Shank, T et al. (2002) Time-Series Exploration and Biological, Geological, and Geochemical Characterization of the Rosebud and Calyfield Hydrothermal Vent Fields at 86W and 89.5W on the Galapagos Rift. Eos Trans. AGU, 83(47), Fall Meet. Suppl., Abstract T11C-1257.
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