Koyna Wildlife Sanctuary is situated in Sahyadri mountain ranges in Wetsern ghats and its biodiversity. The forest is along the back water of dam constructed in 1962 on the river koyna which is originates at Mahabaleshwar a famous hill station of Maharashtra. The backwater called “Shivsagar Jalashay”. In 1945 the forest cover was declared as a Sanctuary and on 5th Jan 2010 was included in Sahyadri Tiger Reserve. The total area of Sanctuary is 423.55 sq.km. and has glassland, laterite plateaus and Jambha rocks. The forest is dense all over and full of diverse flora and fauna.