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Fish passes can reconnect species with habitats blocked by dams – here's how they work

By Stephanie Januchowski-Hartley, Sêr Cymru Research Fellow in Environmental Sciences, Swansea University
Virgilio Hermoso, Investigador distinguido, Universidad de Sevilla
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Over one million dams and culverts (tunnels that encircle rivers passing under roads) block the movements of fish and other wildlife in Europe. Scientists estimate that less than 1% of catchments in the UK are free of obstruction. A report released in 2020…The Conversation


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