. . . . . . "Acheilognathus barbatulus is a species of freshwater ray-finned fish in the genus Acheilognathus. It is endemic to the Mekong river in Laos, northern Vietnam and southern China in waters between 8-20 \u00B0C and its maximum length is 8.4cm."@en . "Acheilognathus barbatulus"@en . .