On S edge of Walrus Islands, 3 mi. SW of Crooked I. and 20 mi. E of Hagemeister I., Kilbuck-Kuskokwim Mts.
These two islands were collectively named in 1890 by officers of the U.S. Bureau of Fisheries (USBF) steamer Albatross.
Walrus Islands,
Black Rock, Crooked Island, High Island, The Twins,