Biodiversity in the Cipeles River, Sumedang Regency, West Java Province, Indonesia

This study aims to determine the diversity of fish species and to analyze the condition of water quality in the Cipeles River, Summedang Regency, West Java Province, Indonesia. The research was conducted for one month. The research method used was census with purposive sampling technique. The sampling period is four times a week. Analysis of the data used in this study is the composition of fish species, relative abundance, diversity, and water quality with quantitative descriptive data analysis. The results showed that the fish caught were baung (Mystus cavasius), singaringan (Mystus singaringan), tilapia (Oreochromis niloticus), hampala (Hampala macrolepidota), paray (Rasbora aprotaenia), genggehek (Mystacoleucus marginatus), lalawak (Barbonymus balleroides), and and julung-julung (Dermogenys pusilla). The fish diversity index value 0,85 – 0,89 was categorized as low with the highest relative abundance of genggehek fish (Mystacoleucus marginatus) at stations I and III, and lalawak fish (Barbonymus balleroides) at station II. The native fish of the Cipeles River that was able to adapt from 2001 until now is M. marginatus.