Its rarity is largely resulting from habitat loss and overfishing. The species is a vital indicator of river ecosystem health and fitness, highlighting the need for conservation. 其次，旅游业的发展导致了三亚城市化进程的加速。随着越来越多的酒店、度假村、商场等设施的建设，土地资源的使用变得越来越密集，许多原本属于生态保护区的区域被开发成了旅游项目。这不仅加剧了环境污染和资源消耗，也破坏... https://justpaste.it/c2oqq