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. 2023 Jun 26;204(2):377–387. doi: 10.1007/s00442-023-05408-8

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Fig. 2 — Frequency distribution of delta abundance ( $Δ A$ ) values, corresponding to the difference in abundance from spring to summer, for trematode infections of second intermediate hosts (Second IH; N = 139) and definitive hosts (Final H; N = 112) in temperate freshwater ecosystems