Sturgeon caviar is a delicacy made from the roe of sturgeon fish, and BELUGA caviar is one of the most sought-after varieties. BELUGA caviar is harvested from the Huso huso species of sturgeon, which is found in the Caspian Sea and other large bodies of water. It is known for its large, glossy eggs and its delicate flavor. BELUGA caviar is considered to be the most expensive type of caviar, and it is often served as an accompaniment to champagne or other alcoholic beverages.