Named islands in the Krenitzins group include Aiktak, Avatanak, Derbin, Kaligagan Island (Qisĝagan), Rootok (Aayux̂tax̂), Round, Tigalda, and Ugamak. All of these islands are managed as part of the Aleutian Islands Unit of the Alaska Maritime National Wildlife Refuge. The Krenitzins have a total land area of 61.596 sq.mi.
The Krenitzins group consists of islands named Aiktak, Avatanak, Derbin, Kaligagan Island (Qisĝagan), Rootok (Aayux̂tax̂), Round, Tigalda, and Ugamak. These islands are all managed as part of the Aleutian Islands Unit of the Alaska Maritime National Wildlife Refuge. The Krenitzins have a total land area of 61.596 square miles.