This huge fishing net is used to trap fishes which is called as "Rớ" popularly in provinces of middle Vietnam, consider as a traditional job. Normally, after one night lifting down "Rớ", the fisherman on boat will rise it up to check fishes to catch it, then clean and correct the net properly before lifting it down again. This photo took at about 6am at Cua Dai Sea where is very close to Hoi An Ancient Town - World heritage in Quang Nam province, VietNam