on N coast of Tigalda I., Krenitzin Islands., Aleutian Islands.
HistoryNamed in 1888 by U.S. Bureau of Fisheries (USBF) for Tigalda Islands.
Derbin Bay, Kelp Bay, Tigalda Bay, Ugamak Bay, Welcome Bay,
Capes:Agaagilag-ukux, Angaakix, Qatunaaglux, Unimguukux,
Channels:Islands:Aiktak Island, Botinski Island, Derbin Island, Kaligagan Island, Tigalda Island, Ugamak Island,