Police are appealing for public assistance after a body was found at a scenic beach on the NSW mid-north coast.

The 32-year-old woman was found at Ten Mile Beach in Iluka about 10am on Saturday.

The cause of death is not yet known, and police have launched an investigation.

A crime scene has been established, and police are urging anyone who may have been in the Shark Bay area to contact Coffs Harbour Police or Crime Stoppers.

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A report will be prepared for the coroner.