Table 5. Estimation of appearance frequency

No	Family	Genus	Species		Number of individua
			Science name	Korean name	Obs/Try	Probability(%)	Degree
1	Hynobiidae	Hynobius	H. leechii	도롱뇽	1/4	25	④
2	Hylidae	Hyla	H- japonica	청개구리	2/4	50	③
3	Ranidae	Rana	R. rugosa	옴개구리	1/4	25	④
4			R. nigromaculata	참개구리	3/4	75	②
5			R. coreana	한국산개구리	2/4	50	③
6			R. dybowskii	북방산개구리	1/4	25	④
7	Microhylidae	Kaloula	K. borealis	맹꽁이	2/4	50	③
8	Bufonidae	Bufo	B. gargarizans	두꺼비	1/7	15	⑤
9	Colubridae	Elaphe	E. dione	누룩뱀	1/4	25	④
10		Rhabdophis	R. t. tigrinus	유혈목이	2/4	50	③
11	Viperidae	Gloydius	G. ussuriensis	쇠살모사	1/7	15	⑤
7 Families	8 Genera			11 Species
Families	Genera			Species

① V.A : Very abudant(76~100%), ② A.B : Abundant(51~75%), ③ C.O : Common(31~50%), ④ U.C : Uncommon(21~30%), ⑤ R.A : Rare(10~20%), ⑥ V.R : Very rare(<10%)