https://phys.org/news/2018-07-kilauea-eruption-opportunity-undersea-scrutiny.html

The instruments will gather data until September, when they will be retrieved, and are expected to provide an extensive record of earthquakes and aftershocks associated with the eruption of the world's most active volcano over two months.

"They're still going on," said Morgan, who returned to Houston last week after seven days aboard a vessel deployed to place instruments and map the area. "In addition, a bunch of earthquakes occurred in other portions of the (island) flank. That's what really got my attention."