How to use Eye on Water | Monitor water quality

This tutorial guides you through the EyeOnWater app, showing you how to record and upload water colour observations using your smartphone. These simple measurements contribute to a global citizen science initiative, helping scientists monitor changes in water quality, algal blooms and aquatic ecosystems.

Data uptake

Published

Jul 2, 2026

Funded by the European Union
(Grant Agreement No 101214613)

Start date - End date: 1 June 2025 - 30 November 2027

Type of Action:HORIZON-CSA : HORIZON Coordination and Support Actions

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Views and opinions expressed are however those of the author(s) only and do not necessarily reflect those of the European Union or the European Climate, Infrastructure and Environment Executive Agency (CINEA). Neither the European Union nor the granting authority can be held responsible for them.

Photo credits
Alberto Carmagnani
Nicolò Timpano
Tommaso Orlandi
Emanuele Gotuzzo
MINKA

Website designed by Federico Girotto

Privacy Policy

Cookie Declaration

Funded by the European Union
(Grant Agreement No 101214613)

Start date - End date: 1 June 2025 - 30 November 2027

Type of Action:HORIZON-CSA : HORIZON Coordination and Support Actions

About

Network

Learn

Data

Pilots

News

Impact

Contact

Views and opinions expressed are however those of the author(s) only and do not necessarily reflect those of the European Union or the European Climate, Infrastructure and Environment Executive Agency (CINEA). Neither the European Union nor the granting authority can be held responsible for them.

Photo credits
Alberto Carmagnani
Nicolò Timpano
Tommaso Orlandi
Emanuele Gotuzzo
MINKA

Website designed by Federico Girotto

Privacy Policy

Cookie Declaration

Funded by the European Union
(Grant Agreement No 101214613)

Start date - End date: 1 June 2025 - 30 November 2027

Type of Action:HORIZON-CSA : HORIZON Coordination and Support Actions

About

Network

Learn

Data

Pilots

News

Impact

Contact

Views and opinions expressed are however those of the author(s) only and do not necessarily reflect those of the European Union or the European Climate, Infrastructure and Environment Executive Agency (CINEA). Neither the European Union nor the granting authority can be held responsible for them.

Photo credits
Alberto Carmagnani
Nicolò Timpano
Tommaso Orlandi
Emanuele Gotuzzo
MINKA

Website designed by Federico Girotto

Privacy Policy

Cookie Declaration