tide

within 25 miles

Mar 20, 2026

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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 Marinecoastalbeachgirl scoutssedimentgrain size

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 Sciencehigh tides sea level riseclimate change flooding miamimiami high tides nuisance floodingfloodingmonitoring king tidescoastal flooding coastal floodingking tidesnuisance flooding monitoringsea level rise

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 & Environmentappcoastalcitizen science monitoringsurveyintertidalarchaeologyheritagestormsengland

Coastal Resilience Design Studio

Coastal Observer

Engaging citizens to monitor weather and water in our changing environment.

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsOcean Water MarineClimate & Weatherfeelingsstormsclimate changestormwaterwavesrainbeachlakesspottingcoastal communitieswater claritywatchingfloodingturbiditypicturesphotosstreamsweatherwateroceanresiliencecoastalpondingobservationriverscoastal communitycommunitypondsseasclimateintensifying stormssea level rise

CyanoTRACKER

Monitor algal blooms and report it.

Multiple locations, including yours!

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentGeographyClimate & WeatherNature & OutdoorsOcean Water Marinereportoceanblue green algaealgal bloomriverwaterlakepondalgal blooms

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 & Environmentrising seassaltblackwater national refugecattus islandcordgrasstributariesmullica river estuaryfloridagedan labphragmitestree stumpchanging shorelinesaltwater marshriverbanksweet gumnorth carolinawoodecologykeryn gedandelaware baysapblue crabmid atlanticsaltwater marshessalt stressglobal warmingbleached treesgeographymarinetidemarsh migrationsalt tolerant plantsspartina patensdelmarva peninsulasalineswampchanging landscapechesapeake baycoastalkilling treescoastal educationsomerset countylow elevationfloodnew yorkgeologysawgrassghosts of the coastdisturbancegeorgiasea level riseprime hook national wildlife refugevirginiasalt tolerantstormseawaterghost forestwildfireseast coastsalt water intrusiongroundwaterpineshorelinehurricaneforesteastern shoremarylandfloodingdying treesdying foresttidal inundationblack needle rushmaritime forestsouth carolinadead treesland conversioncoastal ecologycoastal marine ecologysalt waterstorymapsoilsurvey123droughtregenerationsaltwaterdelawarestumpcedarclimate changeestuarynew jerseywetlandsthe george washington universityvirginia coast reservemarshtree death