More than 100 passengers and crew onboard a cruise ship that sailed out of Florida have gotten sick with norovirus, according to the Centers for Disease Control and Prevention.

An outbreak of an unknown illness with primary symptoms of diarrhea, vomiting has stricken 89 of 2,164 passengers as well as 2 of 910 crew on board the Radiance of the Seas, according to a report on the CDC’s Vessel Sanitation Program website.

The Centers for Disease Control and Prevention is tracking a norovirus outbreak on a Florida cruise ship, days after an unknown illness sickened over 100 people on a Tampa-based ship.