The death toll from the eruption of New Zealand’s White Island (Whakaari) volcano has risen to six after one of the 31 people who were hospitalized for wounds and burns died from their injuries, police said Wednesday.

Police said 25 of the 30 wounded were still in critical condition following the eruption Monday afternoon.

They did not disclose the identity of the person who died at Middlemore Hospital.

Police confirmed that eight people were still missing and there were no further signs of life on the island.

They added that the victims were tourists from Australia, the U.K., China,

Read more: At least six killed in New Zealand volcano eruption