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YY male tilapia - Responsible Seafood Advocate

Tag YY male tilapia

Health & Welfare

Potential of YY male tilapia technology

YY male tilapia technology, based on the genetic manipulation of sex, provides a robust, reliable method of achieving male fish. It avoids the use of hormones and maintains strain purity in genetically normal males.

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Health & Welfare

‘Super male’ Nile tilapia outperform hormone-reversed fish in Nicaragua

A recent study compared the growth and survival at different salinity levels of “super male” (YY) tilapia with normal sex O. niloticus reversed to 100 percent phenotypic males.

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