tide

within 25 miles

Nov 25, 2025

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Astronomy On Tap

Astronomy on Tap Montréal: Power of tides and civilization around black hole

Siboire Saint-Laurent Quebec

December 3, 2025 at 12:30 AM through 3:00 AM

Community

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 Marinesedimentbeachgirl scoutsgrain sizecoastal

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 tidesclimate change king tidesnuisance flooding monitoring miamimiami nuisance floodingking tidesmonitoring floodingcoastal flooding coastal floodingfloodingsea level rise sea level rise high 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 & Environmentappcitizen science monitoringarchaeologysurveyintertidalenglandheritagecoastalstorms

Coastal Resilience Design Studio

Coastal Observer

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

Anywhere

Ongoing

Citizen ScienceNature & OutdoorsOcean Water MarineClimate & Weathercoastalbeachwatchingresiliencecommunitylakespicturesspottingseaswaveswater claritystormwaterpondingcoastal communitiesturbiditywaterobservationrainsea level risefeelingscoastal communityintensifying stormsoceanclimate changefloodingriverspondsweatherclimatestormsphotosstreams

CyanoTRACKER

Monitor algal blooms and report it.

Multiple locations, including yours!

Ongoing

Citizen ScienceGeology & Earth ScienceEcology & EnvironmentGeographyClimate & WeatherNature & OutdoorsOcean Water Marinelakewaterreportalgal bloomsalgal bloomriverblue green algaepondocean

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 & Environmenttidal inundationchesapeake bayfloodingsouth carolinamarylandriverbankcattus islandsalt watergeorgiageographychanging landscapesea level riserising seasstormsweet gumsapkilling treeswetlandsgedan labestuaryspartina patensmarsh migrationdead treesphragmitessurvey123blackwater national refugevirginiathe george washington universitymullica river estuarykeryn gedandroughtdelaware baywoodpinegroundwatertree deatheastern shorecoastal educationgeologyshorelinesaltwater marshcordgrassblack needle rushtree stumpbleached treesghosts of the coastsomerset countyclimate changewildfiresblue crabforestmarshdying treesprime hook national wildlife refugestorymapnew jerseysaltwater marshesfloodnew yorkchanging shorelinestumpsalt stressfloridaghost forestseawaternorth carolinaeast coastmid atlanticmaritime forestland conversionsalt tolerantlow elevationglobal warmingcedarswampcoastal ecologysaltwaterdying forestsalt tolerant plantssawgrassdisturbancehurricanesalt water intrusionmarinesalinevirginia coast reservesaltecologydelmarva peninsulatidesoiltributariesregenerationdelawarecoastal marine ecologycoastal