Its rarity is largely because of habitat loss and overfishing. The species is a crucial indicator of river ecosystem health and fitness, highlighting the need for conservation. 提示：上图数据仅供参考，数据来源为各国或组织官方统计机构。 (使用鼠标滚轮可对数据区域进行缩放) Right now, there are actually only about twenty – 750 Grownup European Sea Sturgeons during the wild. However, Ther... https://freshwaterfish.travel.blog/2025/07/20/best-fish-aquarium-shop-for-red-arowana-and-more-visit-pearl-aquatics/