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Royal Caribbean Ship Reaches Miami After Norovirus Sickens Nearly 100

The case count met the CDC outbreak threshold, prompting Vessel Sanitation Program monitoring as passengers disembarked in Miami.

Overview

  • The 13-night Serenade of the Seas docked at PortMiami with 94 passengers plus 4 crew reporting vomiting and diarrhea tied to norovirus, according to the CDC.
  • Royal Caribbean intensified cleaning and disinfection, isolated symptomatic travelers, and collected stool samples under CDC guidance during the voyage.
  • The outbreak exceeded the CDC’s roughly 3% reporting threshold, triggering Vessel Sanitation Program oversight and public‑health follow‑up at the port.
  • The itinerary began on September 19 in San Diego with stops in Mexico, Costa Rica, and Colombia before the ship arrived in Florida.
  • CDC records show 19 gastrointestinal outbreaks on cruise ships so far in 2025, including 14 attributed to norovirus, underscoring recurring risks in closed ship environments.