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. Author manuscript; available in PMC: 2023 Feb 16.
Published in final edited form as: Remote Sens (Basel). 2021 Jul 23;13(15):1–24. doi: 10.3390/rs13152899

Table 1.

Examples of citizen science projects focused on water quality.

Citizen Science project Website Water quality parameter measured Area
Bloomin’Algae https://www.ceh.ac.uk/algal-blooms/bloomin-algae Harmful Algal Blooms (Cyanobacteria) UK
BloomWatch https://cyanos.org/bloomwatch/ Harmful Algal Blooms (Cyanobacteria) USA
CyanoTracker http://www.cyanotracker.uga.edu/ Harmful Algal Blooms (Cyanobacteria) USA
FreshWaterWatch https://freshwaterwatch.thewaterhub.org/ Water Quality (Nitrate, Phosphate, Clarity) Global
Secchi Dip In http://www.secchidipin.org/ Water Clarity Global
Secchi Disk http://www.secchidisk.org/ Water Clarity Global
The Sneaker Index Crooke et al. [105] Water Clarity Chesapeake Bay (USA)
EyeOnWater https://www.eyeonwater.org/ Water Color and Clarity Global, Australia
HydroColor http://misclab.umeoce.maine.edu/research/HydroColor.php); [106] Remote-Sensing Reflectance Global