American White Sturgeon Caviar Acipenser transmontanus Arrives chilled, never frozen. Free Overnight Shipping Included Our American white sturgeon roe is one of the best black caviar on the market. Its excellent flavor, tempting aroma, and seductive ebony color are a symphony of good taste and class. Creamy and elegant, this product is suitable for the fanciest occasions or just a well-deserved luxury for yourself, and its long shelf life ensures you'll have it on hand when the mood strikes for an incredible, delicate treat.