Table 1 Proposed search string for the execution of the search strategy

Population terms

[Fish* AND (“Fresh water” OR Freshwater OR Stream$ OR Water$ OR River$ OR Fluvial OR Lake$ OR Pond$ OR Wetland$ OR Estuar* OR Reservoir$ OR Canal$ OR Impoundment$ OR “Hydro electric*” OR Hydroelectric* OR “Hydro dam*” OR Hydrodam* OR “Hydro power” OR Hydropower OR “Hydro” OR Dam$ OR Withdraw* OR Diversion$ OR “Climate change”)]

AND

Intervention/exposure terms

(Flow* OR Discharg*)

AND

Outcome terms

(Productivity OR Growth OR Performance OR Surviv* OR Success OR Migrat* OR Passag* OR Reproduc* OR Biomass OR Stress* OR Disease$ OR Mortalit* OR Abundance$ OR Densit* OR Recruit* OR Yield$ OR “Ecological response” OR “Ecosystem response” OR “Biotic response”)