The basin of
the Ryesong River around the area of Kurak-ri and Chimgyo-ri in Singye County,
North Hwanghae Province is a reserve area of Amur mud turtle.It is the
habitat of golden, blue and other turtles, and the river teems with goldfish,
carp, swerry, urrmchy, snake-headed fish, catfish, Pseudogobio esocinus and
minnow.
As it is of
significance in studying the distribution and ecological environment of the
habitat, the turtle is under protection as a natural monument.