Netting transforming into an array of mesmerising shapes as it spreads out beneath the boat before being hauled back into the vessel (Source: DailyMail)

This brightly-coloured fishing boat dropped an enormous net into the ocean in An Hai, in Phu Yen province, Vietnam, in an attempt to catch thousands of anchovies (Source: DailyMail)

Fishermen in the photos head out to sea every day trying to catch huge shoals of anchovies (Source: DailyMail)

Photographer Khanh Phan said: 'Depending on the day, in the morning the fishermen will determine the location of the net' (Source: DailyMail)

There are days when fishermen are fishing only 1km from the beach, with a depth of about 33ft (10m), but other days they fish very far from the mainland (Source: DailyMail)

The green net, which makes the fishing boat appear tiny by comparison, stands out starkly amid the deep blue of the ocean beneath (Source: DailyMail)

Pictures were taken in An Hai, Phu Yen province, by photographer and banker Khanh Phan, 34 (Source: DailyMail)