WorldFish is an international, nonprofit research organization that harnesses the potential of fisheries and aquaculture to reduce hunger and poverty. Our publications database contains WorldFish publications and references to WorldFish research published in refereed journals and periodicals.

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Shrimp aquaculture play an important role in Bangladesh economy. It provides livelihood of several hundred thousand small-scale shrimp farmers and about half a billion United States dollars export revenue each year. The production system in Bangladesh is mainly extensive and productivity is low compare to many Asian countries such as China, Thailand and Vietnam. In recent years, a trend has been observed towards intensive culture system to increase productivity of shrimp farms.

The anadromous Hilsa shad (Tenualosa ilisha) live in the Bay of Bengal and migrate to the estuaries and freshwater rivers for spawning and nursing of the juveniles. This has led to two pertinent questions: (i) do all Hilsa shad that migrate from marine to freshwater rivers come from the same population? and (ii) is there any relationship between adults and juveniles of a particular habitat?

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