Fisher volcano

Updated: Aug 7, 2022 18:32 GMT - Refresh
Stratovolcano 1112 m / 3,648 ft
United States, Aleutian Islands, 54.65°N / -164.43°W
Current status: normal or dormant (1 out of 5)

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Typical eruption style: unspecified
Fisher volcano eruptions: 1830 
Lastest nearby earthquakes: No recent earthquakes

Background

The 11 x 18 km Fisher caldera on western Unimak Island NE of Westdahl volcano is one of the largest calderas in the Aleutian arc. The caldera, which is elongated in a NE direction, formed around 9400 years ago, accompanied by emission of large-volume, mobile pyroclastic flows that reached the Bering Sea and the Pacific Ocean. Two satellitic cones are located below the north rim, NE of its 1112-m high point at Eickelberg Peak, which rises more than 900 m above three lakes on the caldera floor, one of which drains through a notch in the southern caldera rim. A large composite cone, Mount Finch, is found at the center of the caldera, which also contains a small breached cinder cone. Historical eruptions have occurred in the 18th and 19th centuries. Low-temperature fumaroles are located at the western flank of Mount Finch, and Turquoise Lake, at the base of the cone, emits hydrogen sulfide gas.
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Smithsonian / GVP volcano information

Fisher Photos

Wild sea and the fisher houses at Klima  (Photo: Tom Pfeiffer)
Wild sea and the fisher houses at Klima (Photo: Tom Pfeiffer)
Fishermen at the coast of Rakata island. (Photo: Tobias Schorr)
Fishermen at the coast of Rakata island. (Photo: Tobias Schorr)
Fishermen at Rakata island (Photo: Tobias Schorr)
Fishermen at Rakata island (Photo: Tobias Schorr)
Indonesian fishermen at the coast of Rakata island (Photo: Tobias Schorr)
Indonesian fishermen at the coast of Rakata island (Photo: Tobias Schorr)
 



See also: Sentinel hub | Landsat 8 | NASA FIRMS
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