crab.

within 25 miles

May 6, 2026

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Coastal Research Volunteers

Contribute to coastal science, stewardship, and resilience

Multiple locations, including yours!

Ongoing

Citizen ScienceAnimalsOcean Water MarineNature & OutdoorsGeology & Earth ScienceEcology & EnvironmentClimate & WeatherBiologymusseldunewaterstewardshipsandcoasthorseshoe crabspawningnew hampshirenew englandmigrationsurveyphenologymonitoringdunesphenologicalbeachesbeachamerican eelcraboysterwater monitoringrestorationeelecologycoastalgeology

FWC:FWRI, UF/IFAS, UF Department of Biology, SeaGrant Florida

Florida Horseshoe Crab Watch

Monitor spawning horseshoe crab beaches

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineNature & OutdoorsEcology & EnvironmentBiologyAnimalsbeachfloridatrainingsurveyhorseshoe crab

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentsaltwater marshesspartina patenstree deathdelaware bayland conversiongroundwaterglobal warmingsalineprime hook national wildlife refugethe george washington universityblackwater national refugecoastal ecologysaltwater marshsouth carolinakeryn gedanchanging shorelinerising seastree stumpshorelinestormcordgrasssawgrasschesapeake baymarshgedan labtidal inundationcedarsapswampgeologydying treessalt waterghost forestsomerset countysurvey123changing landscapenew yorkcoastal marine ecologyclimate changepinedying foresthurricaneseawatersalt water intrusioncattus islandgeorgiavirginiamid atlanticcoastal educationwetlandsestuarymullica river estuarysaltwatersalt tolerant plantsmarinedelmarva peninsulacoastalkilling treesmaritime forestnorth carolinaghosts of the coastlow elevationfloodingeast coastdroughtdelawaresalt stressmarsh migrationdead treesregenerationstumpblack needle rushgeographyeastern shorefloodsweet gumtideforestsalt tolerantnew jerseyfloridavirginia coast reservewildfiressoilstorymapsea level riseecologyphragmitesriverbanksalttributariesmarylanddisturbancewoodblue crabbleached trees

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologyhorseshoe crabbeach walkpicture

Delaware National Estuarine Research Reserve

Horseshoe Crab Spawning Survey

Monitor horseshoe crab populations in the DE Bay

Dover, DE

Ongoing

Citizen ScienceAnimalsBiologyOcean Water MarineNature & OutdoorsEcology & Environmenthorseshoe crabsdelaware bay

Greater Farallones Association, Pacific Grove Museum of Natural History and the NOAA Office of National Marine Sanctuaries

Long-term Monitoring Program and Experiential Training for Students (LiMPETS)

Provide authentic, hands-on coastal monitoring experiences

Multiple locations, including yours!

Ongoing

Citizen ScienceNature & OutdoorsBiologyGeology & Earth ScienceEcology & EnvironmentOcean Water MarineAnimalsClimate & WeatherEducationalgaetidepooloceanrocky intertidalinvertebratessandy beachrockyrocky shoressandyteachersin oceansstudentsintertidalmarineintertidal monitoringsand crabsand crabs

New Zealand Marine Studies Centre

Marine Metre Squared

Survey the intertidal community in New Zealand.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineNature & OutdoorsEcology & EnvironmentBiologyEducationrocky shorecitizen sciencenew zealandquadratseaweedmarinelimpetintertidalcrab.chitonocean

Anne Arundel County Recreation and Parks

Mayo Peninsula Parks Horseshoe Crab Counts

Count yearly population of spawning horseshoe crabs at Mayo Peninsula Parks, Anne Arundel County Maryland

Near your search location!

Ongoing

Citizen Sciencemarine biology wildlife monitoringmarine marine marine biologyhorseshoe crabwildlife monitoring horseshoe crabfield work

Washington Sea Grant's Crab Team, WSU Extension, and a number of local partners

Molt Search

Monitor invasive European green crabs & native Dungeness crabs

Multiple locations, including yours!

Ongoing

Citizen ScienceNature & OutdoorsEcology & EnvironmentAnimalsmycoastpicturescavenger huntandroidinvasive speciesbeachmonitoringcrabwashingtonappleappmarinedungenessoceanshorelinenaturalistbeach walkoutdoor

Cornell University Cooperative Extension of Suffolk County

New York Horseshoe Crab Monitoring Network

Promote conservation of horseshoe crabs in NY State.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineNature & OutdoorsEcology & EnvironmentBiologyAnimalsmonitornew yorkappcitizen-based monitoringiphonecrab.monitoringhorseshoe crab

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