Abstract / Introduction / Summary:
The alien freshwater shrimp, Palaemon sinensis (Sollaud, 1911) is morphologically very similar to the native freshwater shrimp, P. paucidens De Haan, 1844. This alien shrimp has been found from Tohoku to Kyushu in Japan until now. The present survey newly discovered P. sinensis in the Pond Mizudorinoike, Minamata City, Kumamoto Prefecture. This is the second record following Lake Simoezu in Kumamoto Prefecture.