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    Thilenius Harbor (Gasmata Harbor) West New Britain Province Papua New Guinea
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USAAF Sept 9, 1943

Thilenius Harbor is located on the southern coast of West New Britain Province in Papua New Guinea. Borders Gasmata (Surumi, Tsurumi), Malangrut Island and Awrin Island.

Wartime History
During the night of February 8-9, 1942 occupied by the Japanese and developed into an anchorage to support the Gasmata area with a jetty at the edge of Gasmata Airfield.

On March 17, 1944 PT-143 entered the harbor after observing no enemy and tied up to the jetty to inspect the area on foot and reported back to base that the Japanese had withdrawn from the area.

Unidentified Japanese shipwreck off Gasmata
Sunk off Gasmata

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Last Updated
October 23, 2019



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