Oreoglanis immaculataOreoglanis immaculata is a species of catfish in the family Sisoridae found in the Salween River basin in China.SizeThis species reaches a length of.EtymologyThe fish's name is derived from the Latin im-, from in, meaning "not"; maculata, meaning "spotted", referring to the absence of the light-yellow patches below the adipose fin, which is an otherwise common feature in this genus.