Sevruga caviar as saltier, but it can vary depending on the origin of the fish. The caviar is packaged and sold in red tins. A rare type of caviar known as Imperial Caviar, from the Sterlet sturgeon (Acipenser ruthenus), a now nearly extinct species of sturgeon from the Caspian Sea, is sometimes incorrectly labeled as Sevruga, as well as the even rarer Golden Caviar from the albino Sterlet, the caviar being yellow in color. “Pressed sevruga caviar” can also be found, made of a blend of Osetra and Sevruga caviar that has been heated in a saline solution. Sevruga caviar Sevruga caviar
USS Sterlet (SS-392) escort. The setup was hasty at best. All four missed, and she prudently opened range to reload and prepare for another attack on the damaged freighter still afloat. As she approached, her quarry was dead in the water, down by the stern, and partially enveloped by smoke. Two of the escorts were thrashing about the surrounding waters, indiscriminately shooting and dropping depth charges. At 22:35, one of them passed between "Sterlet" and her victim. The submarine shifted her sights on him and, four minutes later, sent three torpedoes streaking at him. The frigate sighted the wakes, immediately turned into them,