Bismarck Sea
| Bismarck Sea | |
|---|---|
| Bismarck Sea in Papua New Guinea | |
| Location | Oceania | 
| Coordinates | 4°S 148°E / 4°S 148°E | 
| Type | Sea | 
| Etymology | Otto von Bismarck | 
| Part of | Pacific Ocean | 
| Basin countries | Papua New Guinea | 
| Surface area | 250,400 km2 (96,700 sq mi) | 
| Settlements | Madang | 
The Bismarck Sea (German: Bismarcksee, pronounced ['bɪsmarkzeː]) lies in the south-western Pacific Ocean within the Papua New Guinean exclusive economic zone. It is located north-east of the island of New Guinea and south of the Bismarck Archipelago. It has coastlines in districts of the Islands Region, Momase Region, and Papua Region.