Efficiency of a macroroughness block ramp in reducing the impact of low-head dams on riverine fish dispersion | Knowledge and Management of Aquatic Ecosystems

Biological conservation, ecosystems restoration and ecological engineering

Open Access

Fig. 5

Number of tagged fish at each river sector (S1–S6), and number (and proportion, %) of fish presenting an upstream movement (i.e., detected at least once at the River antenna) during the two-year survey (see Fig. 1b for sector locations and Table 1 for details per species).

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