extends W from W end of Lake Beverly, 46 mi. NW of Dillingham, Kilbuck-Kuskokwim Mts.
Named in 1929 by the U.S. Commissioner of Fisheries. The Eskimo name "Sai-uk-stchu-schluk" was shown on a 1910 manuscript map by H. C. Fassett U.S. Bureau of Fisheries (USBF).
Amakuk Arm, Anvil Bay, Golden Horn, Hardluck Bay, Mirror Bay, Ott Bay, Silver Horn,
Capes:Islands:Middle Island, Middle Islands,
Lakes:Lake Beverley, Lake Kulik, Lynx Lake, Mikchalk Lake, Lake Nerka, Wood River Lakes, Wood River Lakes,
Mountains:Akuluktok Peak, Eagle Mountain,
Mountain Ranges:Rivers:Grant River, Peace River, Wind River,
Streams:Elva Creek, Gorge Creek, Ivan Creek, Joe Creek, Lillie Creek, Pike Creek, Sam Creek, Teal Creek, Unowhokkuik Creek, Zone Creek,