Working Document Series Open Access 2010 RUF-35007

Reproductive biology and cryopreservation of milt of Alestes baremoze (Joannis, 1835) of Lake Albert, Uganda

M. AgabaJ.S. BalirwaG.M. KamugisaD. KassamD.O. Owiny

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Abstract

140 words

This study is designed to generate knowledge relevant to the domestication, breeding, production and propagation of Alestes baremoze fish species in captivity through artificial spawning and in vitro fertilization. The study aims at broadening the scope of cultured fish in Uganda which currently is limited to two major species; the Nile tilapia (O. niloticus) and the African catfish (C. gariepinus). Successful cryopreservation of A. baremoze milt and recovery of the male genome for in vitro fertilization will be a starting point for conservation of this fish species. The next step following successful cryopreservation will be to recommend to policy makers the establishment of gene banks in anticipation for future restocking of the depleted fisheries resources. Further, this study will act as an initial step to future studies involving hybridization experiments and/or employing recent biotechnological advances in chromosome engineering and transgenesis.

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