Aryani, Netti2018-02-132018-02-132018-02-132347-5129wahyu sari yeniwww.fisheriesjournal.comhttp://repository.unri.ac.id:8080/xmlui/handle/123456789/9181The present study deals with fish biodiversity undertaken during period January-2014 to July-2014 to census and commercially important fishes in the Kampar Kanan River. The present paper deals with the variety and abundance of freshwater fishes in Kampar Kanan River at Kampar Regency Riau Province Indonesia. The results of present investigation reveal the occurrence of 36 fish species belonging to 7 orders, 15 families and 23 genera. Among the collected species, order Cypriniformes was most dominant constituting 36.11% followed by order Perciformes constituting 27.78%, order Siluformes 25%, Tetraodontiformes, Pleuronectiformes, Osteogglossiformes and Cypriniodontiformes constituting 2.77% of the total fish species. Species in the vulnerable status is Hemibagrus wyckii, Pangasius pangasius, Chitala lopis, Channa pleurothalmusenFish biodiversityEconomic valueNutritive ValueKampar Kanan RiverArticle