There are several types of caviar, which vary in flavor, texture and color. Some of the best-known varieties include:
1. Beluga Caviar: Considered the most exclusive and luxurious caviar, it comes from the beluga sturgeon. It is characterized by its large silver-gray pearls and its soft, buttery flavor.
2. Ossetra Caviar: Coming from the ossetra sturgeon, this caviar is distinguished by its medium to large pearls and its color ranging from amber to dark black. It has a unique and complex flavor, with nutty notes and a slight salty touch.
3. Sevruga Caviar: Originating from the sevruga sturgeon, this caviar stands out for its small pearls and its color that ranges from gray to black. It has a more intense and salty flavor compared to other varieties of caviar.
4. Royal Osetra Caviar: Also known as Russian caviar, it is a variety of ossetra caviar that is produced in Russia. It is characterized by its distinctive flavor and firm texture.
5. Sterlet Caviar: Coming from the sterlet sturgeon, this variety of caviar is less common and is characterized by its small pearls and its soft, delicate flavor.
7. Salmon Caviar: Although not technically caviar, as it comes from salmon rather than sturgeon, it is a popular alternative. It has a milder flavor and is often dyed to imitate the color and appearance of traditional caviar.