The Neyyar reservoir is easily navigable and extends 9.06 sq. km. The vegetation varies from tropical wet evergreen to grasslands. Agasthyakoodam of 1890 meters elevation is in this sanctuary.
Fauna :
Elephants, gaur, sloth bear, Nilgiri Tahr, jungle cat, wild boar, Nilgiri Langur etc. are seen. A crocodile breeding center, deer farm and lion safari park are the main attractions near the dam site.