Caviar is a product of the sturgeon fish, specifically it's unfertilized eggs. The problem people find with eating the delicacy is many sturgeon species are endangered. Once bans were placed on fishing for sturgeon in the Caspian, issues with smuggling began to surface.
So, which fish eggs are caviar?
The salmon roe on your sushi is not caviar! Caviar was originally harvested by Russian and Persian fishermen in the Caspian Sea. The term refers to unfertilized salt-cured fish eggs from different species of sturgeon, including Ossetra, Sevruga and Beluga.
Can you get caviar without killing the fish?
This Vivace "no-kill" caviar was harvested from a Siberian sturgeon via a massage-based technique. The fish didn't die. But a new technique of massaging the ripe eggs from a female sturgeon — without killing or even cutting the fish open— could make caviar more abundant, more affordable, and more accessible to all.
What fish does the most expensive caviar come from?
If you wanted to try the most expensive product of animal world – then get ready to shell out 18.500 euros per kilogram of the most expensive caviar Golden caviar. That is the cost of diamond caviar belugas-albinos. The price is really stunning. Beluga-albino sturgeon is a large fish that is found in the Caspian sea.