We're in beta! If you find a bug or have feedback, let us know in our 
US Army Corps of Engineers
Beach Grain Size Data Collection
Build a database of coastal grain size.
Anywhere
- Ongoing
Citizen ScienceGeology & Earth ScienceNature & OutdoorsOcean Water Marinecoastalgirl scoutssedimentgrain sizebeach
tides
within 25 miles
Jul 24, 2026
20 opportunities found! use fewer search filter criteria to find more opportunities
Filters
Florida International University
Catch the Tide Miami - Peeking at Future Sea Levels
To better understand flooding, validate inundation models and support decision making with data and understanding.
Near your search location!
- Ongoing
Citizen Science high tides floodingmonitoring monitoringsea level risemiami miami sea level riseking tideshigh tidescoastal flooding nuisance flooding coastal floodingfloodingnuisance floodingclimate change king tides
MOLA (Museum of London Archaeology)
CITiZAN (Coastal and Intertidal Zone Archaeological Network)
To respond to the threat to England’s coastal archaeology
Multiple locations, including yours!
- Ongoing
Citizen ScienceClimate & WeatherNature & OutdoorsComputers & TechnologyArchaeology & CulturalOcean Water MarineEcology & Environmentappcoastalarchaeologyintertidalenglandcitizen science monitoringstormssurveyheritage
Coastal Resilience Design Studio
Coastal Observer
Engaging citizens to monitor weather and water in our changing environment.
Anywhere
- Ongoing
Citizen ScienceNature & OutdoorsOcean Water MarineClimate & Weatherriversweatherstormwaterpondingclimate changepictureswaterstreamsfeelingscommunityphotosintensifying stormscoastal communityseasoceanspottingwatchingbeachcoastal communitiesturbiditywater clarityrainclimatefloodingresilienceobservationcoastalsea level risewavesstormspondslakes
CyanoTRACKER
Monitor algal blooms and report it.
Multiple locations, including yours!
- Ongoing
Citizen ScienceGeology & Earth ScienceEcology & EnvironmentGeographyClimate & WeatherNature & OutdoorsOcean Water Marinepondreportblue green algaealgal bloomsriverwateralgal bloomoceanlake
Galaxy Zoo: Tidal Tales
Help scientists understand how galaxies interact and merge.
Anywhere
- Ongoing
Citizen ScienceAstronomy & Spacegalaxiestidesastronomyeuclidmergers
College of the Atlantic
George B. Dorr Museum of Natural History
Bar Harbor Maine
- Ongoing
CommunityExhibitionLive ScienceGeneral ScienceVisit/Drop-In
Ghosts of the Coast
Document the formation of ghost forests.
Multiple locations, including yours!
- Ongoing
Citizen ScienceOcean Water MarineEducationEcology & Environmentland conversiongedan labswampcedarmarylandfloodingblackwater national refugeghosts of the coastsapsalt stressmullica river estuaryriverbankphragmitesdying treesdying forestghost foresttributariesregenerationmarsh migrationblue crabtidal inundationdelawarewetlandstidemarinevirginiacattus islandsawgrassstorymapnew jerseysalinedisturbancerising seasnorth carolinaestuarysoilmaritime forestfloodtree deathhurricanemarshdelmarva peninsulablack needle rushchanging shorelinesaltwater marshsea level risecoastalsalt watersalt water intrusionprime hook national wildlife refugesaltwater marshespinecoastal marine ecologyeast coastglobal warmingchanging landscapedelaware baystormeastern shorecoastal ecologyspartina patenssalt tolerantfloridaseawatersweet gumnew yorkmid atlanticshorelinewildfireswoodstumpgeologysaltgeographysalt tolerant plantskilling treesbleached treestree stumpvirginia coast reservedead treescordgrassforestclimate changethe george washington universitycoastal educationkeryn gedansaltwatersurvey123groundwatersomerset countysouth carolinadroughtchesapeake baygeorgialow elevationecology
Anecdata
Gulf of Maine King Tides
Help predict the impacts of future sea level rise
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & Environmentnational parksschoodic institute
Horseshoe crabs as homes
Discover what species live on horseshoe crabs.
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologyhorseshoe crabbeach walkpicture
12