Bulletin of the Global Volcanism Network (Additional Reports)
Reports are sometimes published that are not related to a Holocene volcano. These might include observations of a Pleistocene volcano, earthquake swarms, or floating pumice. Reports are also sometimes published in which the source of the activity is unknown or the report is determined to be false. All of these types of additional reports are listed below by subregion and subject.
Turkey
False Report of Sea of Marmara Eruption
Africa (northeastern) & Red Sea
False Report of Somalia Eruption
Africa (eastern)
False Report of Elgon Eruption
New Zealand
Calypso Mound
Kermadec Islands
Floating Pumice (Kermadec Islands)
1986 Submarine Explosion
Fiji Islands
Floating Pumice (Fiji)
New Britain
Likuranga
Andaman Islands
False Report of Andaman Islands Eruptions
Sangihe Islands
1968 Northern Celebes Earthquake
Mindanao
False Report of Mount Pinokis Eruption
Luzon
Seismic and geothermal activity at Malinao
Southeast Asia
Pumice Raft (South China Sea)
Land Subsidence near Ham Rong
Ryukyu Islands & Kyushu
Pumice Rafts (Ryukyu Islands)
Izu, Volcano, & Mariana Islands
Mikura Seamount
Acoustic Signals in 1996 from Unknown Source
Acoustic Signals in 1999-2000 from Unknown Source
Kuril Islands
Possible 1988 Eruption Plume
Mongolia
Har-Togoo
Aleutian Islands
Possible 1986 Eruption Plume
Pacific Ocean (northern)
West Valley Segment - Juan de Fuca Ridge
Blanco Transform Fault Zone
Jackson Segment - Gorda Ridge
México
False Report of New Volcano
Nicaragua
Apoyo
Costa Rica
Laguna Poco Sol
Colombia
La Lorenza Mud Volcano
Ecuador
Altar
Pacific Ocean (Chilean Islands)
False Report of Submarine Volcanism
Central Chile & Argentina
Estero de Parraguirre
Atlantic Ocean (northern)
Northern Reykjanes Ridge
Azores
Azores-Gibraltar Fracture Zone
Antarctica & South Sandwich Islands
Jun Jaegyu
