Jaffna Lagoon is a large lagoon off Jaffna District and Kilinochchi District, northern Sri Lanka. The lagoon is surrounded by the densely populated Jaffna Peninsula containing palmyra palms, coconut plantations, and rice paddies. There are numerous fishing villages and some salt pans. The lagoon has extensive mudflats, seagrass beds and some mangroves. The lagoon attracts a wide variety of water birds including American flamingoes, ducks, gulls, terns and other shorebirds.
The Vanni, also spelled Wanni, is the name given to the mainland area of the Northern Province of Sri Lanka. It covers the entirety of Mannar, Mullaitivu and Vavuniya Districts, and most of Kilinochchi District, and has an area of approximately 7,650 square kilometres (2,950 sq mi). The population and infrastructure of the Vanni were devastated by the Sri Lankan Civil War.
Nanthi Kadal is a lagoon in Mullaitivu District, north-east Sri Lanka. The English translation of Nanthi Kadal is "the sea of conches".
Kokkilai lagoon is an estuarine lagoon in Mullaitivu District and Trincomalee District, north-east Sri Lanka. The town of Kokkilai is located on a sand bar between the lagoon and the Indian Ocean.
Uppu Aru lagoon is a lagoon in Jaffna District, northern Sri Lanka. The lagoon separates the Valikamam region from the Thenmarachchi region.
Chundikkulam Lagoon is a lagoon in Jaffna District and Kilinochchi District, north-east Sri Lanka. The town of Chundikkulam is located on a narrow piece of land between the lagoon and the Indian Ocean. The lagoon is sometimes referred to as Elephant Pass Lagoon.
Chalai Lagoon is a lagoon in Mullaitivu District, north-east Sri Lanka. The town of Chalai is located on a sand bar between the lagoon and the Indian Ocean.
Ullackalie Lagoon is a lagoon in Trincomalee District, eastern Sri Lanka.
Mundal Lagoon is a lagoon in Puttalam District, western Sri Lanka. The lagoon is sometimes referred to as Mundal Lake.
Kanakarayan Aru is a river in Northern Province, Sri Lanka. The river rises in eastern Vavuniya District, near Omanthai, before flowing north through Vavuniya District, Mullaitivu District and Kilinochchi District. The river empties into the Chundikkulam Lagoon.
Per Aru is a river in Northern Province, Sri Lanka. The river rises in northern Vavuniya District, before flowing north/north-east through Vavuniya District and Mullaitivu District. The river empties into Nanthi Kadal lagoon.
Akkarayan Aru is a river in Northern Province, Sri Lanka. The river rises in north-west Mullaitivu District, before flowing north through Mullaitivu District and Kilinochchi District. The river empties into Jaffna Lagoon.
Netheli Aru is a river in Northern Province, Sri Lanka. The river rises in central Mullaitivu District, before flowing north through Mullaitivu District and Kilinochchi District. The river empties into Chundikkulam Lagoon.
Theravil Aru is a river in Northern Province, Sri Lanka. The river rises in central Mullaitivu District, before flowing north through Mullaitivu District and Kilinochchi District. The river empties into Chundikkulam Lagoon.
Nay Aru is the name of two rivers in Northern Province, Sri Lanka:
Nay Aru is a small river in Northern Province, Sri Lanka. The river rises in south-east Mullaitivu District, before flowing north-east through Mullaitivu District. The river empties into Nai Aru Lagoon.
Kodalikkallu Aru is a small river in Northern Province, Sri Lanka. The river rises in south-east Mullaitivu District, before flowing north-east/north through Mullaitivu District. The river empties into Nanthi Kadal lagoon.
The Northern Province is one of the nine provinces of Sri Lanka, the first level administrative division of the country. The provinces have existed since the 19th century but did not have any legal status until 1987 when the 13th Amendment to the Constitution of Sri Lanka established provincial councils. Between 1988 and 2006 the province was temporarily merged with the Eastern Province to form the North Eastern Province. The capital of the province is Jaffna. The majority of the Sri Lankan Civil War was played out in this province.
Weli Oya, is a Sinhalese colony area in Mullaithivu District, Sri Lanka formerly known as Manal Aru. Weli Oya has been affected by the Sri Lankan civil war and government colonization programs.
Kokkilai Sanctuary is a wildlife sanctuary in north eastern Sri Lanka, approximately 25 km (16 mi) south east of Mullaitivu.
