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Stellate or long nose sturgeon (Acipenser stellatus) is introduced by the Russian name of dracul and sevruga and Iranian name “uzun-burun” means tall muzzle. Its elongated and slender muzzle, with an average of 62 percent of the head’s length, which easily distinguishes it from other sturgeon species.
Its Latin name (Stellatus) means covered with moles as well as stellate bony plates. The lateral bony plates (scutes) are smaller and 30 to 40 in number. Its body is slender and has a light grayish brown color. Its back is dark and its belly is white. The sensory mustaches are shorter and have no ciliary divisions.
Stellate is anadromous, meaning it migrates from salt water to freshwater for spawning. The Caspian Sea has two races of the north and south. Its southern breed, which lives in Iranian waters, matures later than the northern breed and its growth and collection is less than that of the northern breed. It mainly lives in the southwestern part of the Caspian Sea up to a depth of 60 meters.
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