Ossetra genitive case form "осетра" (osetra, 'of sturgeon') of the Russian word "осётр" (osyotr 'sturgeon') from the phrase "икра осетра" (ikra osetra, 'caviar of sturgeon'). At one time, the term "ossetra" simply referred to Russian sturgeon species harvested for this type of caviar. In Russian, there are different names for the species of sturgeon that live in various territories such as "Beluga" ("Huso huso"), Sevruga ("Acipenser stellatus") and Sterlet ("Acipenser ruthenus"). The name Ossetra corresponds to the species "Acipenser gueldenstaedtii", which is much smaller than Beluga sturgeon ("Huso huso"), and has a firmer texture. In the territory of the Russian Federation
USS Sterlet (SS-392) She ended the war patrol at Midway on 4 April. "Sterlet"’s fourth war patrol lasted from 29 April to 10 June and took her north of Japan to the Sea of Okhotsk and the vicinity of the Kuril Islands. On this cruise, her proximity to Soviet territory and the port of Vladivostok complicated her mission. Though Soviet ships were advised to remain out of the war zone around Japan, "Sterlet" had to be extremely vigilant in her identification of potential targets lest she send some of the United States's allies in the European war to a wet, chilly grave. Lack