Starry sturgeon feeds on fish, worms, crustaceans and mollusks. It lies on the bottom during the day and feeds mostly at night. This fish is anadromous and moves upriver into shallow waters to spawn. The starry sturgeon is an important commercial species of fish. It is one of the three most important species for caviar, see "Sevruga caviar", along with the Beluga sturgeon and the Ossetra sturgeon. Its flesh is considered an expensive delicacy in the Caspian region. It is used to make kabaabs, or is consumed pan fried, broiled, or smoked. There have been several attempts in Russia, Iran, Italy, and
USS Sterlet (SS-392) January 1953, when she was deployed to the Far East. On this cruise, she joined in hunter-killer exercises, visited Chichi Jima, Atami, Japan, and Buckner Bay, Okinawa; and conducted photographic reconnaissance on Marcus Island. She returned to San Diego, California, on 23 June and resumed West Coast operations. In August 1954, "Sterlet" exchanged crews and homeports with . On 13 September, she reported for duty to Submarine Squadron 1 at Pearl Harbor. For the remainder of her Navy career, "Sterlet" was home ported at Pearl Harbor. Between 1954 and 1968, she alternated operations in the Hawaiian Islands with nine deployments