WATCH: Mayon spews ash clouds on 91st day of effusive eruption

State volcanologists recorded minor strombolian activity or low-level explosions at the Mayon Volcano that caused ash clouds on Tuesday morning.

WATCH: Mayon spews ash clouds on 91st day of effusive eruption

State volcanologists recorded minor strombolian activity or low-level explosions at the Mayon Volcano that caused ash clouds on Tuesday morning.