crab

within 25 miles

Jul 30, 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 & WeatherBiologystewardshipeelmusselspawningphenologygeologyrestorationcoastmonitoringsandhorseshoe crabmigrationnew hampshirewater monitoringecologyoysterphenologicaldunesbeachesnew englandcrabdunebeachcoastalwatersurveyamerican eel

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 & EnvironmentBiologyAnimalsfloridasurveytrainingbeachhorseshoe crab

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentmarshcoastal ecologynew yorkstormtidal inundationsweet gumghosts of the coastgeorgiacoastalstumpsouth carolinagedan labpineblackwater national refugetree stumpkilling treeschesapeake bayeast coastdelmarva peninsulaestuaryspartina patenscoastal educationsalt tolerant plantswoodstorymapblue crabshorelinetributariessapfloodmid atlanticcoastal marine ecologyfloridamarylandseawaterriverbankvirginia coast reservesalt tolerantclimate changegeologycedardroughtsaltwater marshsalt waterwetlandssomerset countyblack needle rushprime hook national wildlife refugeecologysalt water intrusiontidenorth carolinasalt stresssalteastern shoredying forestsawgrasschanging shorelinemarinethe george washington universitydelawaresoilrising seaskeryn gedansaltwatersurvey123virginiamullica river estuaryswampchanging landscapemarsh migrationlow elevationsalinebleached treesglobal warmingdisturbancedying treesghost forestcordgrasshurricanetree deathland conversiongroundwaterwildfiresphragmitesdead treesgeographycattus islandsaltwater marshesnew jerseyfloodingmaritime forestsea level riseregenerationdelaware bayforest

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologybeach walkhorseshoe crabpicture

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 & WeatherEducationsandytidepoolsandy beachrocky shoresteachersintertidaloceanrockyrocky intertidalalgaeintertidal monitoringsand crabsstudentssand crabin oceansmarineinvertebrates

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 shorechitonintertidallimpetmarinecitizen sciencenew zealandoceanquadratseaweedcrab.

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 marinefield work marine biology horseshoe crabmarine biologymarinewildlife monitoringhorseshoe crab wildlife 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 & EnvironmentAnimalsmarinebeach walkshorelinescavenger huntpicturewashingtonnaturalistinvasive speciesbeachoutdoormycoastoceancrabdungenessmonitoringappleandroidapp

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.monitorcitizen-based monitoringappmonitoringnew yorkhorseshoe crab

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