Operation Walnut was a military operation conducted by the Allies, notably the Netherlands East Indies Forces Intelligence Service, on the Aroe Islands during World War II. It took place in three phases:

• Walnut I - a party of two landed in July 1942 and returned in September
• Walnut II - party of two landed in February 1943 and captured August, presumed killed
• Walnut III - On 12 July 1943 a reconnaissance patrol consisting of ten, WALNUT III was inserted on Djieo, a small island north of Enoe Island, using Hoehn military folboats. Their fate is unknown, presumed killed.^[1]

References

Further reading

• "The Official History of the Operations and Administration of Special Operations - Australia [(SOA), also known as the Inter-Allied Services Department (ISD) and Services Reconnaissance Department (SRD)] Volume 2 Part 1 page 7-9". National Archives of Australia. pp. 34–36.
• Hoehn, John (2011). Commando Kayak: The Role of the Folboat in the Pacific War, hirschbooks.net or ozatwar.com/hoehn. ISBN 978-3-033-01717-7.