June 20, 2026

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Biofloc fish farming

Md Zahid and Kamrul Hasan are farming fish using biofloc, a new technology in aquaculture for fast growth without using chemical, in six tanks with a total capacity of 190,000 litres on an 11.55 decimal piece of land at Bosila in Dhaka. Photo: Mahmud Zaman Ovi

Md Zahid and Kamrul Hasan are farming fish by using biofloc technology in Dhaka’s Bosila for a year. Photo: Mahmud Zaman Ovi Md Zahid and Kamrul Hasan are farming fish by using biofloc technology in Dhaka’s Bosila for a year. Photo: Mahmud Zaman Ovi

Md Zahid and Kamrul Hasan are farming fish by using biofloc technology in Dhaka’s Bosila for a year. Photo: Mahmud Zaman Ovi Md Zahid and Kamrul Hasan are farming fish by using biofloc technology in Dhaka’s Bosila for a year. Photo: Mahmud Zaman Ovi

A fish fully grows in only four months in biofloc farming. Md Zahid, an owner of The Organic Agro farm in Dhaka, says he gets fish twice a year. Photo: Mahmud Zaman Ovi A fish fully grows in only four months in biofloc farming. Md Zahid, an owner of The Organic Agro farm in Dhaka, says he gets fish twice a year. Photo: Mahmud Zaman Ovi

A fish fully grows in only four months in biofloc farming. Md Zahid, an owner of The Organic Agro farm in Dhaka, says he gets fish twice a year. Photo: Mahmud Zaman Ovi A fish fully grows in only four months in biofloc farming. Md Zahid, an owner of The Organic Agro farm in Dhaka, says he gets fish twice a year. Photo: Mahmud Zaman Ovi

A 2,800 litre tank is used to farm 4,500 Tilapia fish. Each will weigh 300 to 350 grams when ready for sale. Photo: Mahmud Zaman Ovi A 2,800 litre tank is used to farm 4,500 Tilapia fish. Each will weigh 300 to 350 grams when ready for sale. Photo: Mahmud Zaman Ovi

A 2,800 litre tank is used to farm 4,500 Tilapia fish. Each will weigh 300 to 350 grams when ready for sale. Photo: Mahmud Zaman Ovi A 2,800 litre tank is used to farm 4,500 Tilapia fish. Each will weigh 300 to 350 grams when ready for sale. Photo: Mahmud Zaman Ovi

The Organic Agro is farming 12,000 Koi carp fishes in a 45,000-litre tank. As many as 14 fish will weigh one kg when ready for sale after four months. Photo: Mahmud Zaman Ovi The Organic Agro is farming 12,000 Koi carp fishes in a 45,000-litre tank. As many as 14 fish will weigh one kg when ready for sale after four months. Photo: Mahmud Zaman Ovi

The Organic Agro is farming 12,000 Koi carp fishes in a 45,000-litre tank. As many as 14 fish will weigh one kg when ready for sale after four months. Photo: Mahmud Zaman Ovi The Organic Agro is farming 12,000 Koi carp fishes in a 45,000-litre tank. As many as 14 fish will weigh one kg when ready for sale after four months. Photo: Mahmud Zaman Ovi

Oxygen is needed to be pumped into water in biofloc fish farming because of the high density of fish in the tanks. Photo: Mahmud Zaman Ovi Oxygen is needed to be pumped into water in biofloc fish farming because of the high density of fish in the tanks. Photo: Mahmud Zaman Ovi

Oxygen is needed to be pumped into water in biofloc fish farming because of the high density of fish in the tanks. Photo: Mahmud Zaman Ovi Oxygen is needed to be pumped into water in biofloc fish farming because of the high density of fish in the tanks. Photo: Mahmud Zaman Ovi

Workers weigh the fish every week to determine their health. Photo: Mahmud Zaman Ovi Workers weigh the fish every week to determine their health. Photo: Mahmud Zaman Ovi

Workers weigh the fish every week to determine their health. Photo: Mahmud Zaman Ovi Workers weigh the fish every week to determine their health. Photo: Mahmud Zaman Ovi

The fish are fed every morning and afternoon in biofloc fish farming. Photo: Mahmud Zaman Ovi The fish are fed every morning and afternoon in biofloc fish farming. Photo: Mahmud Zaman Ovi

The fish are fed every morning and afternoon in biofloc fish farming. Photo: Mahmud Zaman Ovi The fish are fed every morning and afternoon in biofloc fish farming. Photo: Mahmud Zaman Ovi

bdnews24.com

bdnews24.com

Published : 13 Nov 2020, 04:49 PM

Updated : 13 Nov 2020, 04:49 PM

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