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Ecology & Environment
Mahesh

13/12/22 15:02 PM IST

COP15 Montreal: Abalone, dugong, pillar coral threatened with extinction

In News
  • A list of threatened species released at the 15th Conference of Parties (COP15) to the United Nations Convention on Biological Diversity (CBD) in Montreal, Canada.
Abalone species
  • 54 abalone species threatened with extinction.
  • Among the world’s most expensive seafood
  • Agriculture and industrial run-offs cause algal blooms, boat paint etc leading to its decline.
  • IUCN: “endangered” category
Dugong
  • Dugong populations in east Africa and New Caledonia have entered the IUCN Red List as Critically Endangered and Endangered respectively; the species remains Vulnerable globally.
  • Their population is a victim to unintentional capture in fishing gear and destruction of their food (sea grass) due to chemical pollution, oil and gas exploration and production, bottom trawling and unauthorised coastal development. 
Pillar coral
  • The pillar coral found throughout the Caribbean from the Yucatan Peninsula and Florida to Trinidad and Tobago, has moved from Vulnerable to Critically Endangered on the IUCN Red List.
  • Its population shrunk by over 80 per cent across most of its range since 1990.
  • They are affected by the contagious Stony Coral Tissue Loss Disease and can affect anywhere between 90 and 100 metres of reef per day.
Source- DTE

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