pauloconnorarts.com (@pauloconnorarts.com)

The fish doorbell is back! visdeurbel.nl/en/ When the lock gates are closed, fish are easy prey for birds and predatory fish. If fish appear on screen, you can press the doorbell to alert the lock keeper, who will open the lock. #fishconservation #conservation #fishdoorbell #freshwaterecology

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The Fish Doorbell — The Fish Doorbell Did you spot a fish? Press the Fish Doorbell! This alerts our lock operator to let the fish through. The Fish Doorbell is in Utrecht, NL. https://visdeurbel.nl/en/

8 months ago