From 2005 to 2023, the Caspian Sea's water level dropped by 185 centimeters, resulting in a loss of 31,000 square kilometers of water area.

For 162 million years, sturgeons have fended off everything they’ve faced. Now scientists are racing to save these living ...

Is caviar worth it? It can’t be. At Simon Johnson, 30 grams of beluga caviar costs $209. A 100-gram tin of the stuff is ...

In 2007, Russia banned the harvest and sale of black caviar which extended the 2002 ban on commercial sturgeon fishing in the Caspian Sea. The Caspian Sea sturgeon, caught in five coastal states ...

The world's largest lake is so vast that it's four times larger than its closest competitor and is often dubbed as a fully-fledged sea.

The record for the largest beluga sturgeon ever caught is 23.6 feet long and 3,463 pounds. This is larger than some whales—the beluga whale included. However, that record was set in 1827.

Caviar is a delicacy made from the salted eggs of sturgeon fish. Traditionally sourced from Russia’s Caspian Sea, it gained luxury status in the 17th century after Tsar Alexei Mikhailovich I ...

Since 2006, the sea has become almost two meters shallower, and by the end of the century, it is predicted to fall by another 8–18 meters.