The doorbell, or "visdeurbel" in Dutch, sends a signal to operators to lift the lock and let the fish pass through. Usually, ...
UTRECHT, Netherlands (AP) – The central Dutch city of Utrecht has installed a “fish doorbell” on a river lock that lets viewers of an online live stream alert authorities to fish being held up as they ...
This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. UTRECHT ...
The central Dutch city of Utrecht has installed a “fish doorbell” that lets viewers of an online live stream help fish in their springtime swim to shallow spawning grounds. (Credit: ASSOCIATED PRESS, ...