Sitting on an area of about 1,200 ha, Nai lagoon is one of 12 major coastal lagoons of Vietnam (Photo: VNA)

The poetic beauty of Nai lagoon (Photo: VNA)

Nai lagoon is renowned for its beautiful natural scenery and the unique ecosystems (Photo: VNA)

Mangrove ecosystem at Nai lagoon (Photo: VNA)

Oyster cage farming model is developed in Nai lagoon (Photo: VNA)

Recreational fishing activities in Nai lagoon (Photo: VNA)

Nai market is home to abundant fresh seafood (Photo: VNA)

Blue crabs are on sale at Nai market (Photo: VNA)