Preserved specimens of R. dusonensis (top) and R. tornieri (bottom), both collected from the Sungai (river) Gelam, Sumatra © Ng & Kottelat

The identities of both species have been unclear for a number of decades but are resolved in a new paper by ichthyologists Heok Hee Ng and Maurice Kottelat published in the journal ‘Zootaxa’ last week. Continue reading »

K. vitreolus is well-known to aquarists but has been misidentified for at least 80 years. © Unimati.dk

Over the last few decades the aquarium glass catfish has generally been referred to as Kryptopterus bicirrhis or, more recently, K. minor in both aquarium and scientific literature, but a new paper by Drs. Heok Hee Ng and Maurice Kottelat reveals that this popular species has in fact been misidentified for over eighty years. Continue reading »