Momoko

Name Alias(es):

MGDS_FeatureID lowest in hierarchy:

VFR

Vent Sites:

Activity:

active, inferred

Maximum Temperature:

Latitude:

-22.6400

Longitude:

-176.7210

Location on map:

Ocean:

S. Pacific

Region:

Lau Basin

National Jurisdiction:

Tonga

Maximum or Single Reported Depth (mbsl):

2180

Minimum Depth (mbsl):

Tectonic setting:

back-arc spreading center

Full Spreading Rate (mm/a):

41.4

Volcano Number (if applicable):

Host Rock:

NotProvided

Deposit Type:

NotProvided

Notes on Vent Field Description:

extensive field of brecciated rocks with oxide deposits; no thermal anomaly; listed on vents list in Gebruk (2002) textbook; just south of Hine Hina, southern Valu Fa Ridge

Notes Relevant to Biology:

bacterial mats, some fauna including tubeworms [Desbruyeres, D. et al. (1994)]

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

1989 submersible Nautile

Discovery References (text):

Desbruyeres, D. et al. (1994) Deep-sea hydrothermal communities in Southwestern Pacific back-arc basins (the North Fiji and Lau Basins): Composition, microdistribution and food web. Marine Geology 116: 227-242.

Other References (text):

RDF link:

View RDF

Search form

You are here