sturgeon

例句：

1. 1. The sturgeon is a rare and iconic species in the Arctic region.
   鲟鱼是北极地区一种稀有且标志性的物种。
2. 2. The sturgeon's unique features have made it an important symbol of the Arctic ecosystem.
   鲟鱼独特的特征使其成为北极生态系统的重要象征。
3. 3.In recent years, there has been growing interest in protecting the sturgeon population due to its ecological importance.
   近年来，由于其生态重要性，保护鲟鱼种群的兴趣日益增长。