From Broken Rivers to Free-Flowing Rivers

Weir at Ximonde, in the river Ulla, Galicia (Spain) – Photo © Jorjum

Reducing Uncertainty to Effectively Restore Free-Flowing Rivers

Barriers

What is a Barrier?

We consider ALL barriers to free flow: longitudinal, such as dams, weirs or culverts, as well as lateral ones, such as embankments or levees. 

Break

River Connectivity

We acknowledge all aspects of river connectivity, including the exchange of sediment, energy and living organisms.

Rivers

Are Fragmented

We study fragmentation across whole river networks, considering their spatial distribution and cumulative impacts.

Latest NEWS

  • Start of the Barrier Impact Assessments!

    Start of the Barrier Impact Assessments!

    For a few weeks now, we have been sampling barriers to free flow in rivers nearby to determine their impacts on river connectivity, trying to descifer how low-head barriers like weirs, culverts, fords and ramps alter the natural processes in rivers (energy dynamics, hydromorphology, sedimentation and erosion processes and movement…

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Try out our game: El Juego del Salmón

the first salmon to reach the headwaters wins!

The first version of our game is out for everyone to download and play! Become a salmon in its upstream migration where you will have to jump over dams, avoid predators and pollution and even demolish or construct dams to slow down opponents and become the first salmon to reach the spawning grounds!