Official figures show a major spike in such cases during the first quarter of this year compared to the same period in 2022.
City
The number of hospitalisations from Covid is also on the rise, with researchers predicting thousands of infections per day before the end of the month.
Sailing frequencies have surged with the post-pandemic normalisation of travel, but officials say vessels are still not at maximum capacity.
The news comes as the city braces for a new coronavirus surge, with as many as 6,000 people a day expected to become infected later this month according to researchers.
Some 27 people have been admitted to hospital with Covid complications so far this month, compared to just 5 for the whole of April.
Under-18s will still be able to buy drinks less than 1.2 percent alcohol by volume, despite the risks that so-called ‘low alcohol’ drinks have been shown to pose to minors.
According to researchers, up to five percent of the population could become infected in the coming weeks as herd immunity fades.
Forensic tests have been carried out and the Judiciary Police have launched an investigation, according to law enforcement officials.
The new protocols have been issued as the city grapples with a major wave of flu-like illnesses and come in the wake of amended mask guidelines.