EPR, 9 33'N

Name Alias(es):

MGDS_FeatureID lowest in hierarchy:

Vent Sites:

Activity:

active, confirmed

Maximum Temperature:

Max Temperature Category:

High

Latitude:

9.5583

Longitude:

-104.2500

Location on map:

Ocean:

N. Pacific

Region:

N EPR

National Jurisdiction:

high seas

Maximum or Single Reported Depth (mbsl):

2574

Minimum Depth (mbsl):

2565

Tectonic setting:

mid-ocean ridge

Full Spreading Rate (mm/a):

102.6

Volcano Number (if applicable):

Host Rock:

basalt-hosted

Deposit Type:

NotProvided

Notes on Vent Field Description:

4th order ridge segment E1 in Haymon et al. (1991): "Sparse high T vents and numerous inactive mineral deposits along ASC margins."

Notes Relevant to Biology:

observed dense biota in Haymon et al. (1991)

Year and How Discovered (if active, visual confirmation is listed first):

1989 Argo I towed video; 1991 submersible Alvin

Discovery References (text):

Haymon, R. M., et al., 1991, Hydrothermal vent distribution along the East Pacific Rise crest (9 09'-54'N) and its relationship to magmatic and tectonic processes on fast-spreading mid-ocean ridges, Earth Planet. Sci. Lett., 104, 513-534.

Other References (text):

Von Damm (2000) Chemistry of hydrothermal vent fluids from 9 -10 N, East Pacific Rise: "Time zero," the immediate posteruptive period. JOURNAL OF GEOPHYSICAL RESEARCH 105(B5): 11203-11222.

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