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Exostoma Dhritiae : New Catfish Species

Exostoma Dhritiae : New Catfish Species

A new catfish species named ‘Exostoma Dhritiae’ was recently discovered by scientists of the Zoological Survey of India (ZSI) in Arunachal Pradesh.

  • Exostoma Dhritiae is a new species of catfish of the genus Exostoma.
  • It is a small fish locally called ‘Ngorang’ by local tribals.
  • The new species has been named ‘Exostoma Dhritiae’ after Dhriti Banerjee, the first woman director of the ZSI.
  • It was found in Siking stream, a tributary of the Siang River in the Upper Siang district of Arunachal Pradesh.
  • Catfish represent one of the largest groups of freshwater fishes, with more than 2000 species.
  • Most catfish are found in freshwater but a few are marine.
  • Most species of catfish are nocturnal.
  • Catfish are primarily benthic or bottom-dwellers.