crab.

within 25 miles

Apr 10, 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 & WeatherBiologygeologydunesnew englandrestorationcrabsurveyoysterphenologyeelbeacheshorseshoe crabnew hampshireamerican eelcoastphenologicalwater monitoringdunesandwatermigrationstewardshipmonitoringbeachcoastalspawningmusselecology

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 & EnvironmentBiologyAnimalstrainingfloridabeachhorseshoe crabsurvey

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentstumpsaltwater marshesvirginiasurvey123sea level risedead treessalt waterdelaware baydelawarespartina patensregenerationblackwater national refugenorth carolinamarineeastern shoresalt water intrusionlow elevationtree stumpmarsh migrationthe george washington universitydying treesmarshwoodghost foresttidesouth carolinamarylandstormsomerset countyshorelineblack needle rushmaritime forestkeryn gedannew yorksoilsawgrassgeorgiachanging landscaperiverbankfloridafloodglobal warmingvirginia coast reservedying forestpinesaltwater marshsapgeographyclimate changeswampdelmarva peninsularising seasforestcoastal ecologygroundwaterblue crabghosts of the coastchanging shorelinesalt stresscedarsaltwaterkilling treesphragmitescattus islandsalt tolerantchesapeake bayestuarysaltcoastaltidal inundationcordgrassmullica river estuaryprime hook national wildlife refugesalinehurricanestorymapsalt tolerant plantswildfiresgeologygedan labmid atlanticcoastal marine ecologybleached treesfloodingdroughtecologywetlandsseawaterland conversiondisturbancesweet gumeast coasttree deathtributariesnew jerseycoastal education

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologypicturebeach walkhorseshoe crab

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 & WeatherEducationrocky intertidalsand crabmarinealgaeteacherstidepoolsand crabsoceaninvertebratessandyintertidal monitoringrocky shoresrockystudentssandy beachintertidalin oceans

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 & EnvironmentBiologyEducationmarinequadratintertidalcitizen sciencecrab.new zealandrocky shorechitonlimpetoceanseaweed

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 marinemarine wildlife monitoring marine biologymarine biologyhorseshoe crabfield work horseshoe crabwildlife monitoring

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 & EnvironmentAnimalsoutdoormarinedungenessappbeach walkwashingtonpictureappleinvasive speciesshorelinebeachnaturalistmycoastoceancrabscavenger huntmonitoringandroid

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 & EnvironmentBiologyAnimalsmonitoringhorseshoe crabappiphonemonitornew yorkcitizen-based monitoringcrab.

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