tide

within 25 miles

Apr 3, 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 Marinesedimentbeachcoastalgirl scoutsgrain 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 Sciencemonitoring monitoringclimate change nuisance flooding flooding high tidescoastal flooding king tides coastal flooding miaminuisance floodingking tidessea level rise sea level risemiamihigh tidesflooding

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 & Environmentsurveyheritageappenglandcoastalarchaeologycitizen science monitoringstormsintertidal

Coastal Resilience Design Studio

Coastal Observer

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsOcean Water MarineClimate & Weatherfloodingpondslakesrainwaveswateroceanpicturesstreamsintensifying stormsspottingfeelingsclimatestormsriversstormwaterseasphotoscoastal communitieswater claritycommunityweatherpondingbeachturbiditywatchingsea level riseobservationcoastalcoastal communityclimate changeresilience

CyanoTRACKER

Monitor algal blooms and report it.

Multiple locations, including yours!

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentGeographyClimate & WeatherNature & OutdoorsOcean Water Marinealgal bloomsoceanwaterpondlakeriverblue green algaereportalgal bloom

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 & Environmentdroughtnew yorktree stumpdying forestsawgrassgeologywetlandsregenerationsalt water intrusionmarineswampchanging landscapesalt tolerant plantssaltghosts of the coastdelmarva peninsulableached treessapmullica river estuarywoodsweet gumcedardisturbanceshorelinephragmitessoilforestlow elevationblue crabstormsomerset countyhurricanefloridachesapeake bayvirginia coast reservesalinegeorgiavirginiadying treesblack needle rushgeographysalt waterblackwater national refugemaritime forestcoastal ecologycordgrasscoastal educationprime hook national wildlife refugeglobal warmingmid atlanticsalt toleranttree deathmarshnorth carolinanew jerseyland conversionstumpecologyspartina patenssouth carolinakeryn gedanfloodriverbanksea level riseseawaterthe george washington universitycattus islanddead treesgedan labeast coastsaltwatersaltwater marshpinegroundwaterrising seastidecoastalmarylandwildfireschanging shorelineclimate changedelaware baysalt stressghost forestcoastal marine ecologystorymapsurvey123saltwater marshesmarsh migrationfloodingkilling treesestuarytributariestidal inundationdelawareeastern shore