Fig. 4

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Stable isotope plots (using uncorrected values of δ13C and δ15N) of Atlantic salmon (filled circles) and brown trout (clear circles) for Site (S) 1, 2 and 3 in September (9) 2022 and 2023, and July (7) 2023. Note the differences in scales on the x and y axes for the plots between S1 to S3, which was done data comparison purposes between the two species.

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