A sturgeon is a prehistoric-looking fish known for its long, slender body, bony plates, and distinctive snout. These ancient fish are found in both saltwater and freshwater habitats, including rivers and coastal areas. Sturgeon can grow to impressive sizes, with some species reaching lengths of over 10 feet. They have a cartilaginous skeleton and are prized for their caviar, which comes from their roe. Sturgeon are migratory fish, often traveling long distances to spawn in freshwater rivers. Due to overfishing and habitat degradation, many sturgeon species are now endangered or critically endangered. Efforts are being made to conserve and protect these magnificent creatures, as they play a vital role in aquatic ecosystems and hold great cultural and economic importance.

英語での「sturgeon」の定義と意味

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