Culverts – the major threat to fish you've probably never heard of
Fish need to cross roads too. But the tunnels built to channel rivers under roads and railways can block their migrations.
Sayali Pawar, Research Fellow in GIS and Environmental Change, Swansea University
• conversation
Aug. 6, 2020 • ~6 min
Aug. 6, 2020 • ~6 min
Tags: biodiversity fish construction dams rivers freshwater-biology roads eels
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