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Obstructed fish migration

Proven
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Issue

Insufficient fish migration

The free migration of fish is obstructed.

In the Berflobeek in Hengelo, fish migration is obstructed by a weir.

Solution

Solar-powered fish lock

The fish lock is a lock placed next to the waterway that fish can use to overcome the difference in water level. The locks water pumps are solar-powered.

Vissluis op Zonne-energie

Pros

  • Requires little space to bridge a large difference in water level.

Characteristics

  1. Topic Water quality
  2. Development state 10: Proven in operational situation
  3. Water type Surface water

Submitted innovation Award

Water Innovation Award
2016