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Genomic health in an asexual fish

Nature Ecology & Evolutionvolume 2pages595596 (2018) | Download Citation

The genome of the Amazon molly (Poecilia formosa), a parthenogenetic fish species, shows little genetic decay and a high degree of diversity. The genetic health of this asexual vertebrate is surprising given the accumulation of genomic damage that is expected to follow from asexual reproduction.

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Author information


  1. School of Biological Sciences, Georgia Institute of Technology, 310 Ferst Drive NW, Atlanta, GA, 30332, USA

    • Pedram Samani
  2. Research Department of Genetics, Evolution and Environment, University College London, Gower Street, London, WC1E 6BT, UK

    • Max Reuter


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The authors declare no competing financial interests.

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Correspondence to Pedram Samani or Max Reuter.

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