Sturgeon spend most of their lives in the brackish waters of the Caspian sea but migrate upstream into the Volga to spawn. They feed on worms, molluscs and small fish they find on the bottom, sucking the food into their mouths.
Available since: Wed 8 Feb 2012
This clip is from
1/6 This episode shows the verdant beauty of the wetlands surrounding the Caspian Sea.
First broadcast: 15 Nov 1992
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