crab

within 25 miles

Oct 9, 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 & WeatherBiologyhorseshoe crabnew hampshirestewardshipsandwater monitoringmigrationcoastalbeachesgeologyeelcraboystersurveymusselbeachdunedunesspawningphenologicalrestorationphenologynew englandwateramerican eelcoastmonitoringecology

PEBL CIC (Plant Ecology Beyond Land)

FishSpotter

Identify UK marine species on seaweed and shellfish farm seabeds

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentBiologyAnimalsspecies identificationfishunited kingdommarine

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 & EnvironmentBiologyAnimalstrainingbeachhorseshoe crabfloridasurvey

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentdroughtchanging shorelinechesapeake baydisturbancewoodtree deathfloodingkeryn gedanrising seasgeorgiawildfirestree stumpmarshghost forestchanging landscapelow elevationghosts of the coastprime hook national wildlife refugesaltwatersalt waterstumpkilling treessomerset countygroundwatersurvey123wetlandstidedelawarebleached treesthe george washington universitysaltwater marshescedardelaware baygeologyblue crabcordgrassland conversionforestseawatersweet gumtributariesstorymappinenew jerseydying treessoilhurricanefloridageographymaritime forestdelmarva peninsulasapsea level risetidal inundationestuarysouth carolinamarinesalt tolerant plantseastern shorecattus islandcoastal ecologyvirginia coast reservefloodshorelinedead treesstormmarsh migrationblack needle rushsaltphragmitessalt water intrusiondying forestecologymarylandsawgrassspartina patenscoastal marine ecologymullica river estuaryvirginiagedan labswampnew yorkmid atlanticcoastalsalt tolerantnorth carolinaglobal warmingcoastal educationriverbankclimate changesalineblackwater national refugeregenerationsaltwater marsheast coastsalt stress

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 & WeatherEducationstudentsmarineteachersoceanrocky intertidalrockysand crabinvertebratesin oceansintertidaltidepoolsandy beachintertidal monitoringrocky shoressandysand 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 & EnvironmentBiologyEducationrocky shorecrab.intertidaloceanseaweednew zealandchitonquadratmarinelimpetcitizen science

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 Sciencefield workmarine biologymarinewildlife monitoringhorseshoe 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 & EnvironmentAnimalsshorelinecrabmarinebeachappmonitoringoutdoorscavenger huntbeach walkandroidoceaninvasive speciesapplenaturalistdungenessmycoastpicturewashington

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