Two new freshwater fish species discovered in Nagaland's Mokokchung district.

Key facts

• Glyptothorax sentimereni and Oreichthys elianae were identified during ichthyological surveys in Mokokchung district.
• The discoveries were described in the international scientific journal Zootaxa.
• The study was led by J. Praveenraj of ICAR–Central Island Agricultural Research Institute (ICAR-CIARI) and independent researcher Balaji Vijayakrishnan.
• Glyptothorax sentimereni was found in the rocky stretches of the Dikhu River and belongs to torrent-dwelling catfishes adapted to fast-flowing mountain streams.
• Oreichthys elianae, measuring just over 2.5 cm, was discovered in a tributary of the Tsurang River and features bright red fins with a prominent black blotch at the tail base.
• The species were named after the son and daughter of the late Lt. Limaakum, an assistant professor at Fazl Ali College, to honour his final wish.