가산리는 갈대밭이 넓게 펼쳐져 있던 해변이었는데, 간척사업 이후 광활한 평야지대로 바뀌어 지금은 벼농사 지대를 이루고 있다.
Gasan-ri was a beach where reed fields were spread out, but after the reclamation project, it turned into a vast plain, and now it is a rice farming area.