A cruise ship carrying more than 100 passengers was refused entry to a port in Spain while heading towards the Canary Islands after three people died on board and one British passenger remained in critical condition. The vessel, which has been described in Spanish media as a “death ship”, was also carrying several other passengers who needed medical attention.

Authorities blocked the ship from docking after the incidents raised immediate public health and safety concerns. The ship was later allowed to continue its journey, but the case has sparked alarm in Spain and renewed scrutiny of how cruise operators respond to serious medical emergencies at sea.

The vessel had been sailing towards the Canary Islands when the deaths were reported. Officials did not immediately release full details about the cause of death or the condition of the other passengers, but the presence of a critically ill British traveller added to the urgency of the situation.

The decision to bar the ship from entering port came after local authorities reviewed the situation on board. Such measures are rare, but ports can deny docking if they believe an arriving ship may present a risk to public health, safety or operations.

Cruise travel is usually marketed as a safe and controlled holiday experience, but serious illness or death at sea can quickly complicate a voyage. When that happens, ship operators must work with port authorities, medical teams and maritime officials to decide whether passengers can disembark or whether the vessel must stay offshore.

In this case, the refusal to allow the ship into port meant passengers and crew faced uncertainty as the vessel continued towards its destination. For the British passenger in critical condition, the incident underlined the challenge of delivering urgent care far from shore, where treatment options are limited and transfer to hospital can take time.

The episode also raises questions about onboard medical support on large passenger ships, especially on routes that can involve long stretches at sea. Cruise lines typically carry medical staff and facilities, but they are not equipped to deliver the same level of care as a full hospital.

Spain is one of the world’s busiest cruise destinations, and the Canary Islands are a major winter route for international travellers. Any disruption involving a ship on that path can attract intense attention, particularly when it involves multiple deaths and a critically ill passenger.

Officials have not yet said whether an investigation will follow, but the incident is likely to prompt closer examination of the ship’s response to the medical emergency and the decisions taken before it reached Spanish waters.