Take everyone’s temperature and keep the office advised of findings. Identify any crew member who might be in a higher risk category (Diabetes, heart, lung or kidney disorders,) and through the office obtain specialist medical advice on treatment.
Understand that only a small number of those infected get critically ill. Most have light flu symptoms at worst and will recover in short order.
If the vessel is in Port, you may not be able to safely move. Therefore, advise the Authority and the office will liaise with the Port on actions to be taken.
No one should go ashore.