Environmental degradation in the Caspian Sea has been cited as one of the causes of the mass death of seals.

Translation. Region: Russian Federation –

Source: People's Republic of China in Russian – People's Republic of China in Russian –

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Source: People's Republic of China – State Council News

Astana, March 13 (Xinhua) — The deteriorating environmental situation in the Caspian Sea has been cited as one of the causes of the mass death of Caspian seals in Kazakhstan's Mangystau region, where 3,433 animals have died over the past four years. This was reported on Friday by the Kazinform news agency, citing the Institute of Hydrobiology and Ecology.

According to the institute, 346 seal carcasses were discovered in 2022, and 295 in 2023. In 2024, the death of 1,981 animals was recorded, and another 476 in 2025.

According to the institute, possible causes of death included unfavorable hydrometeorological conditions, anthropogenic impacts, including entanglement in fishing nets and mechanical injuries, pathological changes, and environmental pollution, including increased levels of petroleum products in the water. –0–

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