Palk Bay is a semi-enclosed shallow water body between the southeast coast of

India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...

and

Sri Lanka Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka, also known historically as Ceylon, is an island country in South Asia. It lies in the Indian Ocean, southwest of the Bay of Bengal, separated from the Indian subcontinent, ...

, 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 longitudes. The width of the bay ranges from 57 to 107 km and the length is around 150 km. It is one of the major sinks for

sediment Sediment is a solid material that is transported to a new location where it is deposited. It occurs naturally and, through the processes of weathering and erosion, is broken down and subsequently sediment transport, transported by the action of ...

s along with the Gulf of Mannar. Sediments discharged by rivers and transported by the surf

currents Currents, Current or The Current may refer to: Science and technology * Current (fluid), the flow of a liquid or a gas ** Air current, a flow of air ** Ocean current, a current in the ocean *** Rip current, a kind of water current ** Current (hy ...

as littoral drift settle in this sink. Few scientists have tried to understand the wave characteristics within the Palk Bay. In the southern regions close to

Dhanushkodi Dhanushkodi is an abandoned town at the south-eastern tip of Pamban Island of the state of Tamil Nadu in India. It is south-east of Pamban and is about west of Talaimannar in Sri Lanka. The town was destroyed during the 1964 Rameswaram cy ...

, wind seas dominate. The north-eastern region of Palk Bay is exposed to the

Bay of Bengal The Bay of Bengal is the northeastern part of the Indian Ocean. Geographically it is positioned between the Indian subcontinent and the Mainland Southeast Asia, Indochinese peninsula, located below the Bengal region. Many South Asian and Southe ...

through the shallow Palk Strait allowing swells to enter. To the south, Adam's Bridge separates Palk Bay from the Gulf of Mannar. Despite being a very shallow channel,

wave In physics, mathematics, engineering, and related fields, a wave is a propagating dynamic disturbance (change from List of types of equilibrium, equilibrium) of one or more quantities. ''Periodic waves'' oscillate repeatedly about an equilibrium ...

effects are transmitted to a small extent through the Adam's Bridge passage. It is interesting to notice that, despite the visible block along the Adam's Bridge, the passage of

wind wave In fluid dynamics, a wind wave, or wind-generated water wave, is a surface wave that occurs on the free surface of bodies of water as a result of the wind blowing over the water's surface. The contact distance in the direction of the wind is ...

and

ocean current An ocean current is a continuous, directed movement of seawater generated by a number of forces acting upon the water, including wind, the Coriolis effect, breaking waves, cabbeling, and temperature and salinity differences. Depth contours, sh ...

(to a very small extent) from the Gulf of Mannar to the bay is evident. Meanwhile, even with a wider and broader opening along the north-eastern borders of the bay, facing the

, the wind wave and ocean current fluxes are less significant here. It was named after Sir Robert Palk, 1st Baronet, governor of the Madras Presidency.

Ramayana and Palk Bay

Palk Bay is associated with an ancient Sanskrit epic

Ramayana The ''Ramayana'' (; ), also known as ''Valmiki Ramayana'', as traditionally attributed to Valmiki, is a smriti text (also described as a Sanskrit literature, Sanskrit Indian epic poetry, epic) from ancient India, one of the two important epics ...

popular over the

Indian Subcontinent The Indian subcontinent is a physiographic region of Asia below the Himalayas which projects into the Indian Ocean between the Bay of Bengal to the east and the Arabian Sea to the west. It is now divided between Bangladesh, India, and Pakista ...

, which follows Prince Rama's quest to rescue his beloved wife

Sita Sita (; ), also known as Siya, Jānaki and Maithili, is a Hindu goddess and the female protagonist of the Hindu epic ''Ramayana''. Sita is the consort of Rama, the avatar of god Vishnu, and is regarded as an avatar of goddess Lakshmi. She is t ...

from the clutches of

Ravana According to the Mahakavya, Hindu epic, ''Ramayana'', Ravana was a kingJustin W. Henry, ''Ravana's Kingdom: The Ramayana and Sri Lankan History from Below'', Oxford University Press, p.3 of the island of Lanka, in which he is the chief antag ...

with the help of an army of Vaanaras (monkeys). It is traditionally attributed to the authorship of the sage Valmiki and dated to around 500 BCE to 100 BCE. The epic describes how Prince Rama and his followers managed to cross the Palk Bay to reach Lanka (Sri Lanka) to save Sita.

References

Bodies of water of Jaffna District Bodies of water of Kilinochchi District {{SriLanka-geo-stub