crab

within 25 miles

Oct 3, 2025

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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 & WeatherBiologybeachesoystereelcoastrestorationmonitoringphenologicalwaterstewardshiphorseshoe crabsurveyduneamerican eelecologymigrationcrabnew englanddunesspawningnew hampshirebeachwater monitoringcoastalgeologymusselsandphenology

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 crabfloridabeachtrainingsurvey

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentprime hook national wildlife refugerising seassawgrasstributariesclimate changewoodeast coastfloodsaltchesapeake baydying treesblue crabtidecoastalnew jerseysalt watergeographysea level risemaritime forestsomerset countybleached treesdelaware baysalt tolerantlow elevationvirginia coast reservedisturbanceriverbankmarylandland conversionnew yorkglobal warmingmullica river estuaryhurricanesapsalt stressghost forestsaltwater marsheschanging shorelineshorelinevirginiasalt tolerant plantsecologycoastal ecologyphragmitesspartina patenssoilforestblackwater national refugemarinewildfiresgedan labkilling treespinecordgrassdelawaregeologyfloridageorgiadelmarva peninsulatree deathstumpthe george washington universitycedardead treeseastern shorestormwetlandssweet gumsaltwater marshcoastal educationsalinekeryn gedanmarshnorth carolinastorymapestuarygroundwaterblack needle rushregenerationsalt water intrusiontree stumptidal inundationsaltwatersurvey123droughtmid atlanticseawatersouth carolinaswampmarsh migrationcoastal marine ecologyghosts of the coastfloodingchanging landscapecattus islanddying forest

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologybeach walkpicturehorseshoe 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 shoresoceanalgaemarinesand crabsrocky intertidalintertidaltidepoolsandy beachsand crabintertidal monitoringstudentsin oceansinvertebratessandyrockyteachers

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 & EnvironmentBiologyEducationnew zealandrocky shoreoceanseaweedquadratchitonintertidalmarinecrab.citizen sciencelimpet

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 wildlife monitoringwildlife monitoringmarinefield workhorseshoe crabmarine biology marine horseshoe crab marine biology

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 ScienceAnimalsEcology & EnvironmentNature & Outdoorsinvasive speciesbeach walkbeachshorelinedungenessoceancrabwashingtonappleoutdoornaturalistpicturemycoastmarineandroidmonitoringappscavenger hunt

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 & EnvironmentBiologyAnimalsmonitormonitoringappcitizen-based monitoringiphonehorseshoe crabcrab.new york

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