Its rarity is largely because of habitat reduction and overfishing. The species is a crucial indicator of river ecosystem health and fitness, highlighting the necessity 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) Human actions frequently push fish rarity. Overfishing has pushed species like the large Sea Bass to in c... https://justpaste.it/hjno7