There's the relatively more affordable Ossetra caviar, which can cost as little as $50 an ounce (a bargain!), and there's hackleback caviar, which is from an American fish and is, as such ...

The shovelnose sturgeon is an important commercial fish in Illinois and the Midwest and also produces a very high-value product, marketed as “hackleback” caviar. The shovelnose sturgeon ...