surprise. i they are eruption took experts by surrise. ., , . surprise. i would expect the activity to surprise. i would expect the activity to continue - surprise. i would expect the activity to continue for - surprise. i would expect the activity to continue for a - surprise. i would expect the l activity to continue for a while yet activity to continue for a while yet in activity to continue for a while yet. i m not necessarily expecting it to gel yet. i m not necessarily expecting it to get any bigger, but it could conceivably continue one at a similar conceivably continue one at a similar scale. conceivably continue one at a similar scale. , ., . similar scale. the eruption centre tsunami wave similar scale. the eruption centre tsunami wave right similar scale. the eruption centre tsunami wave right across - similar scale. the eruption centre tsunami wave right across the - tsunami wave right across the pacific ocean. in new zealand, the tsunami wave cause significan