The Sharavati river basin is rich in biodiversity. In a survey conducted in the basin, 23 amphibians belonging to the families of Bufonidae, Ichthyophiidae, Microhylidae, Ranidae and Rhacophoridae were recorded. Of these, 15 species are endemic to the Western Ghats. The river lends its name to the following species of fish that have been discovered in its waters: