Utrecht canals

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A school of fish waiting for someone to ring the fish doorbell in Utrecht. March to June, 2023
TechNatureScience
Fish doorbell season begins again letting people help migrating fish in Utrecht
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A fish waiting at Utrecht's fish doorbell between March and June 2023
TechNature
Fish doorbell popular again: Over 105,000 attempts made to help fish in Utrecht
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A northern pike flashes a smile in front of Utrecht's fish doorbell. 24 March 2022
TechNature
Utrecht's "fish door bell" and underwater camera is back online for third year
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Two European perch swim by the Visdeurbel in Utrecht. 5 April 2021
NatureScienceInnovation
Special fish doorbell in Utrecht successfully comes to a close
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AnishGiri13
Sports
Chess grandmasters to school opponents on Utrecht canal tour