The body of a diver who failed to surface in the Bay of Islands has been recovered by police teams .

The alarm was initially raised at about 8.30am yesterday when the man got into trouble near Moturoa Island, Senior Sergeant Ryan Gray said.

The Police Maritime Unit, a commercial dive boat and the Northland Rescue Helicopter rushed to the scene, while a paramedic was winched down onto nearby rocks.

But after 10am, the diver was confirmed deceased in the water.

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Police dive squad members were then able to recover the man's body in the evening, police said today.

The man's death will be referred to the Coroner.