Tag: super male

Production of YY super male of Nile tilapia (a diagram)

This 1-page diagram describes the production of the YY super male of Nile tilapia (Oreochromis niloticus). When the YY male is mated with normal females of Nile tilapia, the progeny should be all-males. The mass production of YY males has been described in the diagram. Note: although this diagram can be used independently, the diagram …

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Permanent link to this article: https://fishconsult.org/?p=11944

Developing and disseminating the YY technology of tilapia super male in the Philippines

Photo credit: Kevin Fitzsimmons (USA) Review: Abdel Rahman El Gamal (Founder of the website) The “YY super tilapia male technology is considered an effective breeding protocol towards the production of all-male progeny for farming which has a special importance in tilapia farming. The YY technology is a form of a breeding program which combines feminization …

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Permanent link to this article: https://fishconsult.org/?p=11516

Production of all-male tilapia using Nile tilapia super males in Guatemala – Video

Note: even though this video is educational video, you are advised to obtain a permission from the site/channel management if you are interested in embedding its link onto your site. Video credit: Manuel Cano Alfaro (Guatemala) Review: Manuel C. Alfaro and Abdel Rahman El Gamal   As been established long time ago, the development of tilapia …

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Permanent link to this article: https://fishconsult.org/?p=10531

Applications of squash technique in sex determination in fish

This 2-slide bite presents the squash technique and its use in sex determination in fish. Examples are given such as sex reversal and progeny testing in tilapia. The same is true in situations whereas the sex of juvenile fish of more  species cannot be determined based on fish morphology. The bite also includes the procedures …

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Permanent link to this article: https://fishconsult.org/?p=7428