Print Friendly, PDF & Email

Irrawaddy Dolphin

GS Paper 3:

Topics covered: Conservation, environmental pollution and degradation

 

Context: Irrawaddy dolphin found dead in Chilika Lake. This is the 8th dolphin death in Odisha in 8 months.

 

About Irrawaddy Dolphins

  • Irrawaddy dolphins fall under Schedule I of the Indian Wildlife (Protection) Act, 1972 and mentioned in the International Union for the Conservation of Nature (IUCN) Red List of Endangered Species. 
  • Found in coastal areas in South and Southeast Asia, and in three rivers: the Irrawaddy (Myanmar), the Mahakam (Indonesian Borneo) and the Mekong (China).
  • The concentrated lagoon populations are found in Chilika Lake in Odisha, and Songkhla Lake in southern Thailand.

 

About Chilika Lake:

  • Chilika is Asia’s largest and world’s second largest lagoon.
  • It is the largest wintering ground for migratory birds on the Indian sub-continent and is home to a number of threatened species of plants and animals.
  • In 1981, Chilika Lake was designated the first Indian wetland of international importance under the Ramsar Convention.
  • Major attraction at Chilika is Irrawaddy dolphins which are often spotted off Satpada Island.
  • The large Nalabana Island (Forest of Reeds) covering about 16 sq km in the lagoon area was declared a bird sanctuary in 1987.
  • Kalijai Temple – Located on an island in the Chilika Lake.

 

InstaLinks:

Prelims Link:

  • About the habitats and IUCN status of Irrawaddy dolphins.
  • Their global distribution.
  • About Chilika lake.

Source: Down to Earth