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News: A new catfish species, Pseudecheneis likimroensis, has been discovered in Nagaland’s Likimro River and described in the Journal of Ichthyology.
About Pseudecheneis likimroensis
- Pseudecheneis likimroensis is a newly discovered catfish species named after the fast-flowing Likimro River of Nagaland, where it was first collected.
- Local name: The fish is locally known as Nupedro.
- Location: It was discovered in the Likimro River in Kiphire district, Nagaland, along the India–Myanmar border.
- Discovery: Researchers from Kohima Science College and the Zoological Survey of India identified the species.
- Key Features of Pseudecheneis likimroensis:
- Rheophilic Nature: It belongs to a rheophilic genus of catfishes that is adapted to life in swiftly flowing hill streams.
- Body Adaptation: It has a dorso-ventrally flattened body that helps it survive in fast-flowing mountain streams.
- Adhesive Structures: It possesses specialised adhesive organs with ridges separated by grooves that enable it to cling to rocks in strong water currents.
- Feeding Habit: It is carnivorous and feeds on insects, larvae, and other organisms attached to rocks.
- Physical Size: The holotype measured about 11.53 cm, while the largest recorded specimen measured about 13.19 cm.
About Likimro River
- Likimro River is a fast-flowing mountain river that supports rich freshwater biodiversity.
- Location: It flows through the eastern part of Kiphire district in Nagaland.
- Origins: The river originates near Mount Saramati, the highest peak in Nagaland.
- Tributary: It is a tributary of the Tizu River, which later joins the Chindwin–Irrawaddy river system in Myanmar.
- Nature: The river has pristine water with many boulders and rocky stretches, making it suitable for hill-stream fishes.
