The Beluga sturgeon, one of the largest species of sturgeon, is an endangered fish that is mainly found in the Caspian and Black Sea basins. These fascinating creatures, which can grow up to 7 meters long and weigh over 1,500 kilograms, are known for their tasty roe, commonly known as caviar. Unfortunately, years of overfishing and habitat destruction have led to a steep decline in their populations, and now they are listed as critically endangered by the International Union for Conservation of Nature (IUCN). Here are some interesting facts about the Beluga sturgeon:

1) The oldest known Beluga sturgeon was believed to be over 100 years old and was caught in the Caspian Sea in 2018. It weighed around 1,100 kilograms and measured nearly 4 meters long.

2) These fish are known for their distinctive appearance, which includes a long, cylindrical body with a pointed snout and a greyish-brown color. Their skin is covered in bony plates, which protect them from predators.

3) Beluga sturgeon are anadromous, which means they migrate from the sea to freshwater rivers to spawn. They can travel hundreds of kilometers to find suitable spawning grounds.

4) Female Beluga sturgeon can produce up to 15% of their body weight in roe, which is prized for its flavor and texture. Caviar from Beluga sturgeon is considered a luxury food and can sell for thousands of dollars per kilogram.

5) Unfortunately, the demand for Beluga sturgeon caviar has led to a steep decline in their populations. Overfishing, habitat loss, and pollution have all contributed to their decline.

6) In recent years, efforts have been made to conserve the Beluga sturgeon population. Bans have been put in place on catching and exporting the fish in many countries, and conservation programs have been established to protect their breeding grounds and restock populations.

7) However, the situation remains critical, and the Beluga sturgeon is still listed as critically endangered. It will take continued efforts and cooperation from countries around the world to ensure the survival of this magnificent species.

In conclusion, the Beluga sturgeon is an endangered but unforgettable fish that is in dire need of protection. Its decline in population is a wake-up call to all of us about the impact of overfishing and habitat loss on our planet’s biodiversity. It is up to us to take action to protect this fascinating species and ensure that it continues to thrive in the future.