Journal of Ecology and Environment

Table. 1. Table 1

Overview of the sample data for four gastropods in the present study

Species (scientific name/common name)	Sampling sites	Regions	Field types	Sampling period	n
Cipangopaludina chinensis malleata/Chinese mystery snail	A	Songhae-myeon, Ganghwa-gun, Incheon	A rice paddy field	Apr., 2012	3
	B	Cheongpyeong-myeon, Gapyeong-gun, Gyeonggi-do	A reservoir	Jul./Aug./Sep., 2012	7
	C	Hongdong-myeon, Hongseong-gun, Chungcheongnam-do	Rice paddy fields	Jul./Aug., 2011	5
	E	Jinyoung-eup, Gimhae-si, Gyeongsangnam-do	A rice paddy field	Aug., 2012	3
Semisulcospira gottschei/melanian snail	B	Cheongpyeong-myeon, Gapyeong-gun, Gyeonggi-do	A reservoir	Aug./Sep., 2012	5
Semisulcospira gottschei/melanian snail	D	Chilseong-myeon, Goesan-gun, Chungcheongbuk-do	A river	Sep., 2012	2
Radix auricularia/European ear snail	B	Cheongpyeong-myeon, Gapyeong-gun, Gyeonggi-do	A reservoir	Jul./Aug./Sep., 2012	8
Pomacea canaliculata/golden apple snail	C	Hongdong-myeon, Hongseong-gun, Chungcheongnam-do	Rice paddy fields	Jul./Aug./Sep., 2011	4
Pomacea canaliculata/golden apple snail	E	Jinyoung-eup, Gimhae-si, Gyeongsangnam-do	A rice paddy field	Aug., 2012	3

n is total number of collected samples.