Pseudecheneis likimroensis: New Sisorid Catfish from Nagaland

Category: Environment & Ecology → Biodiversity → Freshwater Fish

Why in News?

A new species of freshwater catfish, Pseudecheneis likimroensis, was described from Nagaland in 2026.

Key Facts

  • Genus → Pseudecheneis
  • Family → Sisoridae
  • Common group → Sisorid/hillstream catfishes
  • Discovered in → Likimro River
  • Likimro River is a tributary of the Tizu River.
  • Drainage basin → Chindwin Basin
  • State → Nagaland
  • Northeast India is an important freshwater biodiversity region.

Adaptation

The fish possesses morphological characteristics suited to fast-flowing, torrential streams.

Scientific Significance

The discovery highlights:

  • Freshwater biodiversity of Nagaland
  • Biodiversity of the Indo-Myanmar region
  • Importance of surveys outside protected areas
  • Taxonomic exploration of northeastern India

Key Pointers

Likimro River → Tizu River → Chindwin Basin

  • Species → Pseudecheneis likimroensis
  • Family → Sisoridae
  • State → Nagaland
  • Habitat → Fast-flowing freshwater
  • Named after → Likimro River.