crab

within 25 miles

Jul 20, 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 & WeatherBiologyphenologyamerican eelbeachesecologyhorseshoe crabeelstewardshiprestorationmonitoringspawningnew hampshiresandmigrationwater monitoringdunecrabcoastalphenologicalbeachoystergeologywaterdunesmusselsurveynew englandcoast

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 & EnvironmentBiologyAnimalsfloridabeachhorseshoe crabsurveytraining

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentmarylandseawaternew jerseystormregenerationwildfiressapgeorgiakilling treestidal inundationhurricaneblack needle rushtidesoilghost forestchanging shorelinecattus islandtree deathdelmarva peninsulageographyrising seassomerset countynew yorktributariesdelaware baydying forestdroughtfloodblackwater national refugegroundwaterstumpcedarmaritime forestgedan labgeologysalt water intrusioneast coastmullica river estuarysawgrasssea level risesalt tolerant plantscordgrassshorelinechanging landscapeforesttree stumpmarinesaltwater marshesthe george washington universityglobal warmingsaltwater marshpinebleached treescoastal marine ecologyblue crabmarsh migrationmarshswampwoodprime hook national wildlife refugespartina patensvirginia coast reservecoastalcoastal ecologyclimate changedying treessalt stressdisturbancewetlandsland conversionriverbankeastern shorelow elevationsaltphragmitesecologysaltwatersalt waterkeryn gedansalineestuarynorth carolinadelawarechesapeake bayfloridamid atlanticfloodingvirginiacoastal educationsalt tolerantstorymapsouth carolinasweet gumdead treessurvey123ghosts of the coast

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologyhorseshoe crabpicturebeach walk

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 & Environmentdelaware bayhorseshoe crabs

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 & WeatherEducationintertidaltidepoolsand crabsteachersin oceansalgaerocky intertidalsandy beachrockyinvertebratessand craboceanrocky shoresintertidal monitoringsandymarinestudents

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 & EnvironmentBiologyEducationcitizen scienceseaweedquadratlimpetcrab.chitonrocky shoreoceannew zealandintertidalmarine

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 marinewildlife monitoring wildlife monitoring marine biologyfield workmarinemarine biologyhorseshoe crab horseshoe 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 & EnvironmentAnimalsscavenger huntinvasive speciescrabandroidmonitoringwashingtonoceanappbeach walkoutdoorbeachnaturalistpictureshorelinemycoastmarineappledungeness

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 & EnvironmentBiologyAnimalscrab.new yorkiphonemonitoringhorseshoe crabmonitorcitizen-based monitoringapp

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