Jaffna Lagoon is a large

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'') a ...

off Jaffna District and

Kilinochchi District Kilinochchi District ( ta, கிளிநொச்சி மாவட்டம் ''Kiḷinocci Māvaṭṭam''; si, කිලිනොච්චි දිස්ත්‍රික්කය) is one of the 25 districts of Sri Lanka, the second level ...

, northern

Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

. The lagoon is surrounded by the

densely populated Population density (in agriculture: standing stock or plant density) is a measurement of population per unit land area. It is mostly applied to humans, but sometimes to other living organisms too. It is a key geographical term.Matt RosenberPopul ...

Jaffna Peninsula containing palmyra palms,

coconut The coconut tree (''Cocos nucifera'') is a member of the palm tree family ( Arecaceae) and the only living species of the genus ''Cocos''. The term "coconut" (or the archaic "cocoanut") can refer to the whole coconut palm, the seed, or the ...

plantation A plantation is an agricultural estate, generally centered on a plantation house, meant for farming that specializes in cash crops, usually mainly planted with a single crop, with perhaps ancillary areas for vegetables for eating and so on. The ...

s, and

rice paddies A paddy field is a flooded field of arable land used for growing semiaquatic crops, most notably rice and taro. It originates from the Neolithic rice-farming cultures of the Yangtze River basin in southern China, associated with pre-Aust ...

. There are numerous

fishing Fishing is the activity of trying to catch fish. Fish are often caught as wildlife from the natural environment, but may also be caught from stocked bodies of water such as ponds, canals, park wetlands and reservoirs. Fishing techniques inclu ...

villages and some salt pans. The lagoon has extensive

mudflat Mudflats or mud flats, also known as tidal flats or, in Ireland, slob or slobs, are coastal wetlands that form in intertidal areas where sediments have been deposited by tides or rivers. A global analysis published in 2019 suggested that tidal fl ...

seagrass Seagrasses are the only flowering plants which grow in marine environments. There are about 60 species of fully marine seagrasses which belong to four families (Posidoniaceae, Zosteraceae, Hydrocharitaceae and Cymodoceaceae), all in the orde ...

beds and some

mangrove A mangrove is a shrub or tree that grows in coastal saline water, saline or brackish water. The term is also used for tropical coastal vegetation consisting of such species. Mangroves are taxonomically diverse, as a result of convergent evoluti ...

s. The lagoon attracts a wide variety of

water bird A water bird, alternatively waterbird or aquatic bird, is a bird that lives on or around water. In some definitions, the term ''water bird'' is especially applied to birds in freshwater ecosystems, although others make no distinction from seabi ...

s including

American flamingo The American flamingo (''Phoenicopterus ruber'') is a large species of flamingo closely related to the greater flamingo and Chilean flamingo native to the Neotropics. It was formerly considered conspecific with the greater flamingo, but that trea ...

es,

duck Duck is the common name for numerous species of waterfowl in the family Anatidae. Ducks are generally smaller and shorter-necked than swans and geese, which are members of the same family. Divided among several subfamilies, they are a form t ...

gull Gulls, or colloquially seagulls, are seabirds of the family Laridae in the suborder Lari. They are most closely related to the terns and skimmers and only distantly related to auks, and even more distantly to waders. Until the 21st century, m ...

tern Terns are seabirds in the family Laridae that have a worldwide distribution and are normally found near the sea, rivers, or wetlands. Terns are treated as a subgroup of the family Laridae which includes gulls and skimmers and consists of e ...

s and other

shorebirds 245px, A flock of Dunlins and Red knots">Red_knot.html" ;"title="Dunlins and Red knot">Dunlins and Red knots Waders or shorebirds are birds of the order Charadriiformes commonly found wikt:wade#Etymology 1, wading along shorelines and mudflat ...

Jaffna Lagoon

Jaffna Lagoon is a shallow coastal stretch of water between the

Jaffna Jaffna (, ) is the capital city of the Northern Province of Sri Lanka. It is the administrative headquarters of the Jaffna District located on a peninsula of the same name. With a population of 88,138 in 2012, Jaffna is Sri Lanka's 12th most ...

and the

s in northern Sri Lanka. It is located between the longitudes of 79°54E and 80°20E, and the latitudes of 9°30N and 9°50N, and connected to

Palk Bay Palk Bay is a semi-enclosed shallow water body between the southeast coast of India and Sri Lanka, with a water depth maximum of 13 m. Palk Bay is located between 8° 50′ and 10° North latitudes and 78° 50′ and 80° 30′ East longitud ...

through a channel to the west. It is connected to two internal lagoons,

Vadamarachchi Lagoon Vadamarachchi lagoon ( ta, வடமராட்சி கடல்நீரேரி) is a lagoon in Jaffna District, northern Sri Lanka. The lagoon is sometimes referred to as Thondamannar lagoon. The lagoon separates the Vadamarachchi region ...

and

Uppu Aru Lagoon Uppu Aru lagoon is a lagoon in Jaffna District, northern Sri Lanka. The lagoon separates the Valikamam region from the Thenmarachchi region. The lagoon is linked to Jaffna Lagoon by a short channel to the south. The lagoon's water is brackis ...

, and the external

Chundikkulam Lagoon Chundikkulam Lagoon ( ta, சுண்டிக்குளம் கடல் நீரேரி, si, කුම්බවැව Kumbavæwa) is a lagoon in Jaffna District and Kilinochchi District, north-east Sri Lanka. The town of Chundikkulam i ...

(sometimes known as Elephants Pass Lagoon). The lagoons receive fresh water from their catchment areas, contain brackish or saline water and are connected to the sea; sandbanks sometimes form across the channels connecting them to the sea and at other times, these are washed away. The shores of the lagoon are largely sand, shingle and mud, with many small creeks. There are some mudflats, saltmarshes and areas of scrubby

. The area round the lagoon is marshland bordered by thick jungle with dense undergrowth. There are disused saltpans and marshy scrubland, as well as coconut plantations and fishing camps, but little human occupation. This is because this area of the Jaffna Peninsula saw much strife during the struggles of the

Tamil Tigers The Liberation Tigers of Tamil Eelam (LTTE; ta, தமிழீழ விடுதலைப் புலிகள், translit=Tamiḻīḻa viṭutalaip pulikaḷ, si, දෙමළ ඊළාම් විමුක්ති කොටි, t ...

for an independent state in the late twentieth century, and much of the civilian population left the area. Both sides in the conflict planted

land mine A land mine is an explosive device concealed under or on the ground and designed to destroy or disable enemy targets, ranging from combatants to vehicles and tanks, as they pass over or near it. Such a device is typically detonated automati ...

s, including in the shallow waters of the lagoons. Most of the land mines have now been cleared, bringing the possibility of introducing increased eco-type tourism.

Flora and fauna

The lagoon is very shallow, mostly under deep, but in some places reaches . There are extensive areas of

seagrass meadow A seagrass meadow or seagrass bed is an underwater ecosystem formed by seagrasses. Seagrasses are marine (saltwater) plants found in shallow coastal waters and in the brackish waters of estuaries. Seagrasses are flowering plants with stems and ...

s, with shrimps and various species of fish. Plants growing on the shore include the

coconut palm The coconut tree (''Cocos nucifera'') is a member of the palm tree family (Arecaceae) and the only living species of the genus ''Cocos''. The term "coconut" (or the archaic "cocoanut") can refer to the whole coconut palm, the seed, or the f ...

, doub palm, ''

Ipomoea pes-caprae ''Ipomoea pes-caprae'', also known as bayhops, bay-hops, beach morning glory or goat's foot, is a common pantropical creeping vine belonging to the family Convolvulaceae. It grows on the upper parts of beaches and endures salted air. It is one ...

'', and ''

Calotropis gigantea ''Calotropis gigantea'', the crown flower, is a species of ''Calotropis'' native to Cambodia, Vietnam, Bangladesh, Indonesia, Malaysia, Thailand, Sri Lanka, India, China, Pakistan, and Nepal. It is a large shrub growing to tall. It has clus ...

'', ''

Azadirachta indica ''Azadirachta indica'', commonly known as neem, nimtree or Indian lilac, is a tree in the mahogany family Meliaceae. It is one of two species in the genus ''Azadirachta'', and is native to the Indian subcontinent and most of the countries in Afri ...

'', ''

Cynodon dactylon ''Cynodon dactylon'', commonly known as Bermuda grass, is a grass found worldwide. It is native to Europe, Africa, Australia and much of Asia. It has been introduced to the Americas. Although it is not native to Bermuda, it is an abundant invasi ...

'' and ''

Argemone mexicana ''Argemone mexicana'' (Mexican poppy, Mexican prickly poppy, flowering thistle, cardo or cardosanto) is a species of poppy found in Mexico and now widely naturalized in many parts of the world. An extremely hardy pioneer plant, it is tolerant o ...

''. The lagoon is visited by large numbers of migratory water birds during the winter. These include the

northern pintail The pintail or northern pintail (''Anas acuta'') is a duck species with wide geographic distribution that breeds in the northern areas of Europe and across the Palearctic and North America. It is migratory and winters south of its breeding ra ...

, the

Eurasian wigeon The Eurasian wigeon or European wigeon (''Mareca penelope''), also known as the widgeon or the wigeon, is one of three species of wigeon in the dabbling duck genus ''Mareca''. It is common and widespread within its Palearctic range. Taxonomy Th ...

, the

garganey The garganey (''Spatula querquedula'') is a small dabbling duck. It breeds in much of Europe and across the Palearctic, but is strictly migratory, with the entire population moving to southern Africa, India (in particular Santragachi), Banglades ...

, the

black-tailed godwit The black-tailed godwit (''Limosa limosa'') is a large, long-legged, long-billed shorebird first described by Carl Linnaeus in 1758. It is a member of the godwit genus, ''Limosa''. There are four subspecies, all with orange head, neck and chest ...

, the

Eurasian curlew The Eurasian curlew or common curlew (''Numenius arquata'') is a very large wader in the family Scolopacidae. It is one of the most widespread of the curlews, breeding across temperate Europe and Asia. In Europe, this species is often referred t ...

, the

Eurasian teal The Eurasian teal (''Anas crecca''), common teal, or Eurasian green-winged teal is a common and widespread duck that breeds in temperate Eurosiberia and migrates south in winter. The Eurasian teal is often called simply the teal due to being th ...

, and the

northern shoveler The northern shoveler (; ''Spatula clypeata''), known simply in Britain as the shoveler, is a common and widespread duck. It breeds in northern areas of Europe and across the Palearctic and across most of North America, wintering in southern Euro ...

. Other birds found here include

s and the

References

{{Lagoons of Sri Lanka Bodies of water of Jaffna District Bodies of water of Kilinochchi District Lagoons of Sri Lanka