Sevruga caviar Sevruga caviar Sevruga caviar is one of the highest priced varieties of caviar, eclipsed in cost only by the Beluga and Ossetra varieties. It is harvested from a variety of critically endangered sturgeon fish species, that are known for their small, grey colored eggs. In eastern Europe, it is harvested from the Sevruga sturgeon ("Acipenser stellatus"), the Sterlet sturgeon (Acipenser ruthenus) and the Siberian sturgeon ("Acipenser baerii"), which are native to the Caspian Sea and the surrounding rivers. Sevruga is the smallest of the caviar-producing sturgeons. It can grow as far as 150 lbs. in weight and 7 feet in
USS Sterlet (SS-392) in reserve on 18 September 1948 and berthed at Mare Island, California. Just under two years later, on 7 August 1950, "Sterlet" was ordered reactivated. She was recommissioned at Mare Island on 26 August 1950 with Lieutenant Commander George W. Kittredge in command. On 25 September, she headed for San Diego where she conducted a month of training. In December, she shifted to Long Beach, California, where she became one of the stars in the motion picture "Submarine Command" with William Holden and William Bendix. "Sterlet" resumed operations along the West Coast early in 1951 and that employment continued until