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The daytime invertebrate drift, and the food of trout (Salma trutta) and young salmon (Salmo salar) in the River Lune at Broad Raine weir, Westmorland

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The daytime invertebrate drift, and the food of trout (Salma trutta) and young salmon (Salmo salar) in the River Lune at Broad Raine weir, Westmorland

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Find this book