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Zufallsfotos

Tonga and Fiji Islands: volcano news & updates


Thursday, Jan 29, 2015
An exceptional satellite image taken by the European Pléiades satellite from 19 January shows the new island that formed during the eruption near Hunga Ha’apai island (left in images) earlier this month and joined it by forming a new peninsula, composed of a broad, flat ash cone with a water-filled crater. The image also shows that activity seems to have already stopped by 19 Jan when the image was taken. Most likely, the new land addition will be eroded within months, because it seems mainly to be composed of loose materials, as opposed to more resistant solid lava flows. [mehr]
Eruption between Hunga Tonga and Hunga Ha’apai island on 15 Jan (New Zealand High Commission)
Friday, Jan 16, 2015
A new island is now growing at the eruption site between Hunga Ha’apai and Hunga Tonga Islands. As of yesterday, it had an east-west elongated 1.5-2 km long and approx. 1 km wide shape with a half-open cone around the crater reaching almost 100 m in height already. ... [mehr]
 
Curacoa
(Submarine volcano)
[mehr]

Falcon Island
(Submarine volcano)
[mehr]

Fonualei
(Stratovolcano)
[mehr]

Hunga Tonga-Hunga Ha'apai
(Submarine volcano)
The small islands of Hunga Tonga and Hunga Ha'apai cap a large seamount located about 30 km SSE of Falcon Island, approximately 65 km NW of Vuna Wharf, Nuku’alofa, and 70 km SW of Nomuka Island. [mehr]

Kao
(Stratovolcano)
[mehr]

Late
(Stratovolcano)
[mehr]

Metis Shoal
(Submarine volcano)
[mehr]

Niuafo'ou
(Shield volcano)
[mehr]

Tafahi
(Stratovolcano)
[mehr]

Tafu-Maka
(Submarine volcano)
[mehr]

Tofua
(caldera)
Aerial photo of Tofua (Tonga Ministry of Lands, Survey, and Natural Resources, 1990, published in Taylor and Ewart, 1997)Tofua volcano is the subaerial part of a large frequently active stratovolcano. It forms the 8 km wide circular Tofua Island, dominated by the 5 km wide caldera containing a freshwater lake at only 30 m above sea level and surrounded by steep 300 m cliffs.
The island is kno... [mehr]

Unnamed 18.325°S/174.365°W
(Submarine volcano)
[mehr]

Unnamed 20.85°S/175.53°W
(Submarine volcano)
[mehr]

Unnamed 21.15°S/175.75°W
(Submarine volcano)
[mehr]

Unnamed 21.38°S/175.65°W
(Submarine volcano)
[mehr]

Unnamed 24.8°S/177.02°W
(Submarine volcano)
[mehr]

West Mata
(Submarine volcano)
[mehr]
 

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