The Tam Giang–Cau Hai lagoon (

Vietnamese Vietnamese may refer to: * Something of, from, or related to Vietnam, a country in Southeast Asia * Vietnamese people, or Kinh people, a Southeast Asian ethnic group native to Vietnam ** Overseas Vietnamese, Vietnamese people living outside Vietna ...

: ''Hệ đầm phá Tam Giang – Cầu Hai'') is a

coastal lagoon A lagoon is a shallow body of water separated from a larger body of water by a narrow landform, such as reefs, barrier islands, barrier peninsulas, or isthmuses. Lagoons are commonly divided into ''coastal lagoons'' (or ''barrier lagoons'') an ...

Huế Huế (formerly Thừa Thiên Huế province) is the southernmost coastal Municipalities of Vietnam, city in the North Central Coast region, the Central Vietnam, Central of Vietnam, approximately in the center of the country. It borders Quảng ...

Central Vietnam Central Vietnam ( or ), also known as Middle Vietnam or The Middle, formerly known as by the State of Vietnam, by the Republic of Vietnam, or '' Annam'' under French colonial rule, is one of the three geographical regions within Vietnam. Th ...

. It has an area of 22,000 hectares of water surface and stretches nearly 70 kilometres, making it the largest lagoon system in

Southeast Asia Southeast Asia is the geographical United Nations geoscheme for Asia#South-eastern Asia, southeastern region of Asia, consisting of the regions that are situated south of China, east of the Indian subcontinent, and northwest of the Mainland Au ...

. The lagoon system comprises several smaller lagoons, namely: Tam Giang, Thanh Lam, Sam Chuon, Ha Trung, Thuy Tu and Cau Hai. It has two inlets connecting to the

South Vietnam Sea South is one of the cardinal directions or compass points. The direction is the opposite of north and is perpendicular to both west and east. Etymology The word ''south'' comes from Old English ''sūþ'', from earlier Proto-Germanic ''*sunþaz' ...

: Thuan An (in the centre) and Tu Hien (in the south). The depth of the lagoon is generally 1–3 metres, with the deepest site close to Thuan An inlet up to 11 metres.

References

Lagoons of Vietnam Geography of Huế {{DEFAULTSORT:Tam Giang-Cau Hai lagoon