However, there is a strong trend towards a higher prevalence of farmed-origin salmon in fixed-engine and net-and-coble catch (lower down the water course) than in rod-and-line (further up the water course).
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The impact of escaped farmed Atlantic salmon (Salmo salar L.) on catch statistics in Scotland.
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The sentences
Models for proportion of escapes In all models of the proportion of escapes, district and region were highly significant.