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    Determining the sex of Antarctic krill Euphausia superba using carapace measurements

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    Document Number:
    WG-EMM-99/31
    Author(s):
    K. Reid and J. Measures (United Kingdom)
    Agenda Item(s)
    Abstract

    A discriminant function using simple carapace measurements corretly determined the sex of 87% of male and 89% of female Antarctic krill Euphausia superba. This facilitated the use of sex-specific regression models which increased the accuracy of total length estimates.