Pazhayar River is a small river which orginates at Shorlacode, which is about 18 km north- west of
Nagercoil in
Kanyakumari District. This is mainly a drainage river mostly collecting the drainages of Thovalai, Ananthanar and N P Channels. Manakudy estuary, the major tourist attraction, formed by the confluence of Pazhayar River, is located near the Manakudy village.