TNPSC Thervupettagam

Saltwater crocodile population

August 24 , 2025 15 hrs 0 min 18 0
  • The saltwater crocodile population in Sundarbans Biosphere Reserve (SBR) increased in 2025, with 213 direct sightings recorded.
  • The estimated population ranges between 220 and 242 crocodiles, up from 204 to 234 in 2024.
  • The encounter rate in 2025 is approximately 0.18 crocodiles per kilometre, or one crocodile per 5.5 km of creek studied.
  • The survey covered 1,168 km of creeks, accounting for 64% of the significant creek length in the SBR.
  • Saltwater crocodiles prefer creeks and rivers with high tide widths below 180 metres and tolerate a wide range of water salinity.
  • The West Bengal government has conserved crocodiles through the Bhagabatpur Crocodile Project since 1976, releasing 577 crocodiles into the wild until 2022.

 

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