Keanekaragaman Plankton Di Danau Raja Kabupaten Indragiri Hulu Sebagai Rancan…

This study aims to be used as a source of information on the diversity of plankton species in danau raja. The study was conducted in Danau Raja, Indragiri Hulu Regency in April 2019. The parameters measured were biological parameters and physical chemical parameters of the waters. The research design is the stage of field data collection carried out with exploratory research, while the data col…