Yasur volcano (Tanna Island, Vanuatu): Nov 2017 activity

A group of VolcanoDiscovery visited Yasur volcano as part of their Round The World volcano tour and stayed at the volcano during 19-22 November. The activity was at normal levels with frequent small to moderately strong strombolian explosions from multiple vents at intervals of often less than one minute.

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Climbing the stairs leading to the crater rim of Yasur volcano. (Photo: Tom Pfeiffer) [info]
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Our group at the southeastern crater rim. (Photo: Tom Pfeiffer) [info]
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Soon after arriving there, strombolian explosions occur approximately once every minute. (Photo: Tom Pfeiffer)

Soon after arriving there, strombolian explosions occur approximately once every minute. (Photo: Tom... [info]
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A small strombolian eruption from the northern crater. (Photo: Tom Pfeiffer) [info]
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The vents in the southern crater (l) are more active; here, a typical moderate eruption from the main vent in the south crater. (Photo: Tom Pfeiffer)

The vents in the southern crater (l) are more active; here, a typical moderate eruption from the mai... [info]
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As it becomes evening, the glowing lava bombs are becoming brighter. (Photo: Tom Pfeiffer) [info]
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A narrow wall divides the south and north craters. (Photo: Tom Pfeiffer) [info]
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The north crater has frequent very ash-rich eruptions. (Photo: Tom Pfeiffer) [info]
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Strombolian eruption from the south crater at dusk. (Photo: Tom Pfeiffer) [info]
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Stronger strombolian eruption at late dusk. (Photo: Tom Pfeiffer) [info]
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View of the main vent, a hole approx. 2 m wide, in the south crater from the southern crater rim. (Photo: Tom Pfeiffer)

View of the main vent, a hole approx. 2 m wide, in the south crater from the southern crater rim. (P... [info]
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Typical moderate eruption of liquid lava from the main vent in the south crater. (Photo: Tom Pfeiffer)

Typical moderate eruption of liquid lava from the main vent in the south crater. (Photo: Tom Pfeiffe... [info]
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View of Yasur's craters from the SW crater rim. (Photo: Tom Pfeiffer) [info]
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View onto the southern crater. (Photo: Tom Pfeiffer) [info]
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Beginning of a small eruption from the main vent in the south crater. (Photo: Tom Pfeiffer) [info]
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Small eruption of the main vent in the south crater. (Photo: Tom Pfeiffer) [info]
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Still glowing spatter lying around the vent after an eruption at the main vent. (Photo: Tom Pfeiffer... [info]
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Eruption of the main vent. (Photo: Tom Pfeiffer) [info]
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View of the south crater at dusk. (Photo: Tom Pfeiffer) [info]
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Wide-angle view of the craters from the SW; a second vent is active at the southwestern end of the crater, hidden from view. (Photo: Tom Pfeiffer)

Wide-angle view of the craters from the SW; a second vent is active at the southwestern end of the c... [info]
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A small eruption occurs from the southwestern vent beneath the steep crater wall in the foreground. (Photo: Tom Pfeiffer)

A small eruption occurs from the southwestern vent beneath the steep crater wall in the foreground. ... [info]
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The craters often fill with dust. Both a vent in the north crater (background) and two vents in the south crater are erupting in this image. (Photo: Tom Pfeiffer)

The craters often fill with dust. Both a vent in the north crater (background) and two vents in the ... [info]
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Strong eruption at night from the main vent in the south crater, while a small one occurs from the north crater in the background. (Photo: Tom Pfeiffer)

Strong eruption at night from the main vent in the south crater, while a small one occurs from the n... [info]
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The stronger eruptions send bombs higher than the crater rim. (Photo: Tom Pfeiffer) [info]
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Watching the activity at night. Yasur volcano, Vanuatu Nov 2017. (Photo: Tom Pfeiffer) [info]
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Observers on the crater rim. (Photo: Tom Pfeiffer) [info]
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The northern (l) and southern (foreground) craters in a moment of calm. (Photo: Tom Pfeiffer) [info]
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Yasur's southern crater rim. (Photo: Tom Pfeiffer) [info]
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Ash-rich eruption from the south crater's main vent. (Photo: Tom Pfeiffer) [info]
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The inner crater rim. (Photo: Tom Pfeiffer) [info]
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Sequence of a moderate, lava-rich eruption from a third, less active vent near the southern end of the south crater. (Photo: Tom Pfeiffer)

Sequence of a moderate, lava-rich eruption from a third, less active vent near the southern end of t... [info]
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The same eruption a second later. (Photo: Tom Pfeiffer) [info]
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The same eruption several seconds later. (Photo: Tom Pfeiffer) [info]
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The end of the eruption from the southern vent; spattering can now be seen from the main vent behind. (Photo: Tom Pfeiffer)

The end of the eruption from the southern vent; spattering can now be seen from the main vent behind... [info]
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Spattering also occurs from the second vent (left foreground) near the crater wall. (Photo: Tom Pfeiffer)

Spattering also occurs from the second vent (left foreground) near the crater wall. (Photo: Tom Pfei... [info]
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Spattering from both vents at the SW and S crater wall. (Photo: Tom Pfeiffer) [info]
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Beginning of a moderate eruption from the southern vent. (Photo: Tom Pfeiffer) [info]
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A similar eruption starts moments later from the main vent. (Photo: Tom Pfeiffer) [info]
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More rarely, the vent in the north crater behind the dividing wall also erupts. (Photo: Tom Pfeiffer... [info]
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Longer exposure of a moderate eruption at the main vent of the south crater. (Photo: Tom Pfeiffer) [info]
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Rain of incandescent bombs inside the south crater. (Photo: Tom Pfeiffer) [info]
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Small eruption of the south vent in the south crater. A narrow glowing hole is seen in the center of the image; this vent only erupted once during 3 days of observation. (Photo: Tom Pfeiffer)

Small eruption of the south vent in the south crater. A narrow glowing hole is seen in the center of... [info]
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Moderate eruption from the south vent at dusk. (Photo: Tom Pfeiffer) [info]
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Glow from multiple vents illuminating the south crater. (Photo: Tom Pfeiffer) [info]
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Small eruption at night (beginning). (Photo: Tom Pfeiffer) [info]
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Small eruption at night (a moment later). (Photo: Tom Pfeiffer) [info]
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Strong eruption at dusk. (Photo: Tom Pfeiffer) [info]
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Strong eruption from the south crater at night. (Photo: Tom Pfeiffer) [info]
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Silhouette of our group at the crater rim (1) (Photo: Tom Pfeiffer) [info]
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Silhouette of our group at the crater rim (3) (Photo: Tom Pfeiffer) [info]
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Taking photos of strombolian eruptions at Yasur (Photo: Tom Pfeiffer) [info]
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The cinder cone of Yasur volcano seen on a windy day from the west. (Photo: Tom Pfeiffer) [info]
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Erosion canyon in the sand sea west of Yasur (Photo: Tom Pfeiffer) [info]
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Erosion canyon in the sand sea west of Yasur, exposing ash layers from centuries of continuous strombolian activity. (Photo: Tom Pfeiffer)

Erosion canyon in the sand sea west of Yasur, exposing ash layers from centuries of continuous strom... [info]
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The 4x4 road leading through the sand sea near Yasur. (Photo: Tom Pfeiffer) [info]
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Small palm tree growing in the sand sea of Yasur. (Photo: Tom Pfeiffer) [info]
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Yasur volcano seen from the NW. (Photo: Tom Pfeiffer) [info]
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Yasur volcano and ripples of the sand sea. (Photo: Tom Pfeiffer) [info]
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The sand sea and Yasur volcano from the NW. (Photo: Tom Pfeiffer) [info]
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4x4 tracks going through the sand sea northwest of Yasur volcano (Photo: Tom Pfeiffer) [info]
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Yasur volcano (Tanna Island, Vanuatu): Nov 2017 activity

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