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Dolphin Census : Final Data

Final Data On The Dolphin Census:

Odisha has released the final data on the dolphin census, indicating a spectacular growth in numbers.

  • The population of dolphins in Chilika, India’s largest brackish water lake, and along the Odisha coast has doubled this year (2021) compared with last year.
  • Three species were recorded during the census, with 544 Irrawaddy, bottle-nose and humpback dolphins sighted this year, compared with 233 last year.
  • The rise in the Irrawaddy dolphin population in Chilika can be attributed to the eviction of illegal fish enclosures.

About Irrawaddy Dolphins:

  • Habitat: Irrawaddy dolphins are found in coastal areas in South and Southeast Asia, and in three rivers: the Ayeyarwady (Myanmar), the Mahakam (Indonesian Borneo) and the Mekong.
  • The Mekong River Irrawaddy dolphins inhabit a 118-mile stretch of the river between Cambodia and Lao PDR.
  • Conservation Status:
    • IUCN Red List: Endangered
    • CITES: Appendix I
    • CMS (Convention on Migratory Species): Appendix I
    • Wildlife Protection Act, 1972: Schedule I

About Indo- Pacific Bottlenose Dolphins:

  • Habitat: Indo-Pacific Bottlenose Dolphins generally occur in shallow coastal waters of the Indian Ocean, Southeast Asia and Australia.
  • Conservation Status:
    • IUCN Red List: Near Threatened
    • CITES: Appendix II

About Indian Ocean Humpback Dolphins:

  • Habitat: The Indian Ocean Humpback Dolphin occurs within the Indian Ocean from South Africa to India.
  • Conservation Status:
    • IUCN Red List: Endangered
    • CITES: Appendix I
    • Wildlife Protection Act, 1972: Schedule I
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