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Nagahama Bay, Iwo-dake Volcano

Name Alias(es): 
Nagahama-bay
Kito-Iwo-jima
Satsuma Iwo-jima (= Satsuma Iwojima, Tokara-Iwo-Jima)
Max Temperature Category: 
Latitude: 
30.7500
Longitude: 
130.3330
Location on map: 
Ocean: 
Region: 
National Jurisdiction: 
Maximum or Single Reported Depth (mbsl): 
26
Minimum Depth (mbsl): 
0
Tectonic setting: 
Volcano Number (if applicable): 
Host Rock: 
NotProvided
Deposit Type: 
LTH
Notes on Vent Field Description: 
Coastal Japan (Satsuma Iwo-jima Island); Hedenquist et al. (1994) suggests groundwater / meteoric source of hydrothermal fluids (acidic springs); Smithsonian Global Volcanism Program volcano 282060 Kikai at 30.789N, 130.308E; this appears to be the location called "Kito-Iwo-jima" in Dando (2010)
Notes Relevant to Biology: 
NotProvided
Year and How Discovered (if active, visual confirmation is listed first): 
1994 or earlier intertidal; 2008 or earlier SCUBA subtidal
Discovery References (text): 
(intertidal): Hedenquist et al. (1994) Flux of volatiles and ore-forming metals from the magmatic-hydrothermal system of Satsuma Iwojima volcano. Geology 22: 585-588.
Other References (text): 
[Takeda, M., Takeuchi, H., Suganuma, H., 1993. Occurrence of Xenograpsus novaeinsularis Takeda et Kubata (Crustacea: Decapoda: Brachyura) in the Tokara and Iwo Islands. Nat. Environ. Sci. Res., Kawasaki 6, 59-64]
Ninomiya et al. (2008) Shallow-water hydrothermal system and sedimentation of the ferric deposit in the Nagahama-bay, Satsuma Iwo-jima Island. American Geophysical Union, Fall Meeting 2008, abstract #V51B-2034.
Dando, P. R. (2010) Biological communities at marine shallow-water vent and seep sites. In: Kiel, S. (Ed.) The vent and seep biota – from microbes to ecosystems. Topics in Geobiology 33: 33-378. Springer.
Kuratomi , T., et al. (2014) The structure of iron-oxyhydroxide mounds affected by iron-oxidizing bacteria at shallow submarine hydrothermal vent in Satsuma Iwo-Jima. AGU Fall Meeting, abstract B41H-0148.