A MAN has died after being pulled from the water in at Anna Bay.

Just after 2.40pm on Wednesday 27 December, emergency services were called to Birubi Beach, Anna Bay, following reports four people had been pulled from the water.

Bystanders assisted a 33-year-old man, however he could not be revived and died at the scene.

A woman was treated by NSW Ambulance paramedics before being taken to John Hunter Hospital in a critical condition.

A second man was treated by NSW Ambulance paramedics before being taken same hospital in a stable condition.

A third man was treated at the scene by NSW Ambulance Paramedics, however he did not require any further treatment.

Officers attached to Port Stephens-Hunter Police District have commenced an investigation into the circumstances surrounding this incident.

A report will be prepared for the information of Coroner.