Sterlet They may require special food such as sterlet sticks, as they are unable to digest the vegetable proteins usually found in commercial fish foods. In Russia, it is held in high esteem on account of its excellent flesh, contributing also to the best kinds of caviar and isinglass. Sterlet The sterlet ("Acipenser ruthenus") is a relatively small species of sturgeon from Eurasia native to large rivers that flow into the Black Sea, Azov Sea, and Caspian Sea, as well as rivers in Siberia as far east as Yenisei. Populations migrating between fresh and salt water (anadromous) have been extirpated. Due
USS Sterlet (SS-392) turned her radar back on. The screen was clear; she had escaped. The submarine had one more anxious moment during the patrol, when she encountered a Q-ship screened by a small escort. She launched six torpedoes at the "freighter," which disconcertingly turned and closed "Sterlet". She succeeded in evading that aquatic chameleon and returned to Midway on 10 June. "Sterlet"’s final war patrol commenced on 5 July when she departed Midway for the vicinity of Kii Suido and Bungo Suido. Except for one occasion when she shelled oil storage tanks and a power plant near Shingu on Honshū, this whole