What Fish Does Osetra Caviar Come From?

Osetra (also Ossetra, Asetra, Oscietra) caviar is an elegant and sought-after delicacy enjoyed by food connoisseurs and food enthusiasts alike. It is among the three most valued types of caviar, along with Beluga and Sevruga caviar.

But what fish does Osetra caviar come from?

Osetra caviar comes from the Osetra sturgeon (Russian sturgeon), one of the oldest fish breeds initially living in the Caspian Sea. The ability of the Osetra sturgeon to adapt to environmental changes and to inhabit numerous habitats grants the Osetra caviar a rich variety of flavors.

There is a lot more to consider when it comes to the various abilities of this extraordinary fish. In today’s post, I will talk about the Osetra sturgeon and how it affects the qualities of the most coveted caviar type. 

What Fish Does Osetra Caviar Come From?

Evolution hasn’t been kind to the Osetra sturgeons as they haven’t evolved relative to their size, weight, body composition, and life span. As I already mentioned, this prehistoric species is one of the oldest fish breeds that has been around since the time of the dinosaurs. 

Osetra refers to numerous species. The Acipenser gueldenstaedtii species, Acipenser Baerii sturgeons, Siberian sturgeon, and the Amur Osetra live in many habitats all over the world. This fact is a testament to their excellent adaptability and ability to flourish regardless of the conditions for life.

The diversity in habitats is the main factor in the rich assortment of Osetra flavors. I am amazed at the plethron of exquisite flavors that make the Osetra caviar one of the most intriguing and desired delicacies. It can only be rivaled by Beluga caviar

What Do Osetra Sturgeons Look Like?

I find it fascinating that the appearance of this prehistoric animal has barely changed throughout its existence on our planet. Here are some general characteristics describing what the Osetra Sturgeon looks like. 

  • This type of sturgeon is smaller than the Beluga one.
  • The length of the Russian Sturgeon is 2 meters, and its weight is around 200 kg.
  • Its color can vary from deep brown to dark gray. It has bony plates all over the body. 
  • This fish matures at 12 to 15 years. While the average life expectancy is 60 to 80 years, some fish have lived upwards of 120 years.

What Is the Most Popular Osetra Sturgeon?

Siberian sturgeon is the most common type of Osetra Sturgeon. Thanks to its ability to adapt to numerous habitats and its faster reproduction cycle, it is farmed in many regions worldwide. 

Is the Caviar of Osetra Sturgeon Affordable?

Let’s put it this way. Red caviar is common, which means that its price is reasonably low. Is this the case with the Caviar of Osetra Sturgeon? Sadly, no.

Although the Osetra Sturgeon is relatively common, the Osetra Caviar is one expensive delicacy to purchase. Still, you can get yourself a deal online or in the caviar Whole Foods market.


The Osetra Sturgeon is an extraordinary fish, to say the least. Its fascinating qualities and abilities are the main reason behind the popularity of Osetra Caviar.