The fish markets in south Jatrabari cater to a vibrant fish supply chain linking several thousand sources across the country.
Both wholesalers and retailers can purchase fish from the markets, which are now considered Dhaka's largest fish hub, with a daily sale of around Tk15 crore.
The markets established two decades ago remains open seven days a week.
Kitchen market retailers from Jatrabari, Nayabazar, Khilgaon, Jurain, Shanir Akhra, Gandaria and neighbouring areas collect fish from the fish hub regularly.
Rangamati, Cox's Bazaar, Chandpur, Noakhali, Patuakhali, Barishal, Satkhira, Khulna, Sunamganj, Kishoreganj, Mymensingh and Natore are among the major sources of fish for the Jatrabari fish hub.
Besides, frozen fish is imported from some Southeast, South Asian and Middle Eastern countries.
Nearly 20,000 people work at the fish hub. Each merchant employs at least five people to assist in overseeing unloading of fish, auction, maintaining tally books, and collecting outstanding payments.