 A large area of the bay is covered with seashore lawn grass ("Zoysia sinica"), and it is estimated that this is the biggest community of this species in Korea.Communities of a threatened species  of "Ellobium chinense", which belongs to the mollusc family Ellobiidae were found in June 2008  inside the community of seashore lawn grass.And a community of eelgrass ("Zostera marina") was found in the Gwangpo Bay.