crab

within 25 miles

Jun 4, 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 & WeatherBiologygeologyhorseshoe crabbeachesbeachoysterphenologyecologyamerican eeldunephenologicalmusseleelspawningnew englandcrabsandcoastrestorationmonitoringmigrationduneswater monitoringcoastalwatersurveystewardshipnew hampshire

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 & EnvironmentBiologyAnimalshorseshoe crabtrainingbeachfloridasurvey

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentcattus islanddisturbanceprime hook national wildlife refugewildfiresriverbankdying treesnorth carolinadying forestnew jerseycoastal educationdelawarephragmitesvirginiasea level risetributarieschesapeake bayblack needle rushstormcedarsaltwater marshshorelinesurvey123blackwater national refugetree stumpsalt stresschanging landscapeghost forestvirginia coast reservefloodgroundwatersalt tolerantthe george washington universityeast coastsaltstorymapmullica river estuarymarshclimate changestumpmarsh migrationregenerationsouth carolinagedan labmarylandsalineeastern shoresweet gumbleached treestree deathforestsapsaltwater marshessaltwatersalt waterblue crabtidal inundationland conversioncoastal ecologyhurricanesomerset countycoastal marine ecologyseawatermarinespartina patenstiderising seasmaritime forestkeryn gedansoilwetlandsdead treesestuaryfloridawoodglobal warminglow elevationnew yorksalt tolerant plantsswampcoastalfloodingsawgrassghosts of the coastgeographypinedelmarva peninsuladroughtdelaware baygeologyecologycordgrasssalt water intrusionmid atlantickilling treeschanging shorelinegeorgia

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 & WeatherEducationsandy beachrocky intertidalstudentsintertidal monitoringsand crabtidepoolinvertebratesrockyin oceansintertidalrocky shoressandyteachersoceanmarinesand crabsalgae

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 & EnvironmentBiologyEducationchitonlimpetmarineseaweedquadratcrab.citizen scienceoceannew zealandintertidalrocky shore

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 Science marine horseshoe crab wildlife monitoringfield workmarine biologywildlife monitoringmarine marine biologyhorseshoe crab

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 & EnvironmentAnimalspicturenaturalistmycoastbeachdungenessbeach walkwashingtoncraboceanscavenger huntmarinemonitoringandroidinvasive speciesshorelineoutdoorappapple

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 & EnvironmentBiologyAnimalsiphonecrab.horseshoe crabmonitornew yorkappcitizen-based monitoringmonitoring

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