布里斯托尔湾是白令海东部的海湾，北面是阿拉斯加大陆，南面是阿拉斯加半岛，长400公里、宽290公里，潮汐高度9.9米，居民主要从事渔业。

Bristol Bay (Iilgayaq in Central Yup'ik) is the eastern-most arm of the Bering Sea, at 57° to 59° North 157° to 162° West in Southwest Alaska. Bristol Bay is 400 km (250 mi) long and 290 km, (180 mi) wide at its mouth. A number of rivers flow into the bay, including the Cinder, Egegik, Igushik, Kvichak, Meshik, Nushagak, Naknek, Togiak, and Ugashik.