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Showing 1 - 9 results of 9 for search '"fish migration"', query time: 0.19s Refine Results
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    ... actions are therefore needed to restore fish migration, e.g. the building of fish passage facilities...
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    ... to identify population of origin of fish, chemical analyses to identify individual fish migration histories...
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    by Beach, M.H.
    Published 1984
    ....) and during most of the year some of the adult fish migrate upstream to the head waters where, with the advent...
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  8. 8
    by Beach, M.H.
    Published 1984
    ....) and during most of the year some of the adult fish migrate upstream to the head waters where, with the advent...
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  9. 9
    by Williamson, Gordon R.
    Published 1962
    ... of the 1961 season -- Age and size -- Sex of the fish -- Migrations and life history of the bluefin...
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