on S coast of Atka I., S of Mount Sergief, Aleutian Islands.
Named for Mount Sergief to north, and published as "Sergheieff" by Captain Lutke (1836, p. 311-12), Imperial Russian Navy (IRN). It was placed on NW coast of Atka I. by Baker (1906, p. 552, 562).
Aaxsax, Adgayulix, Adgayus Gaavanaa, Adgayuulgix, Amagim Quchikin Udaa, Angyam-qala, Asadas Qakuudguu, Asuzudaagamax, Asuzudam Ikladgucha, Asuzudax, Baanax Itax, Bechevin Bay, Bluefox Bay, Chuguzigalix, Hachuugix Umyagix, Hadagusim-quchikix, Hyanasxaa, Igzangtusix, Ikuutas Qalingis, Kinkagux, Kovurof Bay, Podsopochni Bay, Portage Lagoon, Qiigaa Adux, Qunikax, Sangazuung, Sergief Bay, Sitam Tatuu, Suung Naagix Chaxaa, Tillamook Cove, Wall Bay,
Capes:Agaanax, Alazigalix, Asuzudam-yaaga, Ayagas Hidaluu, Ayuxas Yaaga, Baanax Itam-yaaga, Bechevin Point, Cape Tadluk, Hanidaagus, Hyaagatum Hidaluu, Island Point, Kovurof Point, Naagix Hadagusix, Podsopochni Point, Qakuudgum-yaaga, Qaxsadgagim-yaaga, Qugidax, Qunikam-yaaga, Sergief Peninsula, Sitam Gutikix, Suung Kadaa, Tanaxsilgum Iguga, Txaglum-changii, Unguchiing Yaaga, Uutuux, White Point,
Channels:Cliffs:Hills:Islands:Angyam-tanasuu, Asuzudam Tanasuu, Ayugasxis, Ayuxas, Inglum Hasaa, Koniuji Island, Siihmlugis, Sitam Hachan Tanangis, Unguchiing Achidan Tanangis, Unguchiing Hachan Tangingis,
Lakes:Locales:Mountains:Axsigis Kiiguucha, Ikiidaga, Inglum-kiiguucha, Qigayax, Mount Sergief,