crab.

within 25 miles

Mar 1, 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 & WeatherBiologymonitoringmusselphenologicalcoastduneswater monitoringrestorationspawningbeachstewardshipwatercrabnew hampshiregeologyphenologyeelsandamerican eelhorseshoe crabcoastalmigrationsurveybeachesoysterecologydunenew england

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 & EnvironmentBiologyAnimalsfloridatrainingsurveybeachhorseshoe crab

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentphragmitessaltwater marshdying treesvirginialand conversionpinesaltfloridaeastern shoresea level risemarineclimate changegeologytree stumpforestestuarygeorgiablue crabstumpsalinefloodsalt tolerant plantscoastal ecologychanging shorelinenorth carolinasouth carolinasaltwater marshesrising seaschanging landscapetree deathdying foresthurricanewildfiresvirginia coast reserveswampghosts of the coastdelmarva peninsulaprime hook national wildlife refugesaltwatergedan labgroundwatermid atlantictideriverbankdead treesmarsh migrationchesapeake bayecologykilling treescoastal educationsalt tolerantcordgrassmullica river estuarymarshcattus islandwetlandssawgrassstormmaritime forestwoodkeryn gedannew yorklow elevationbleached treestidal inundationsalt waterseawatercedardelawareglobal warmingthe george washington universitydisturbancesapfloodingcoastal marine ecologytributariessurvey123droughtsalt water intrusionshorelinegeographysomerset countycoastalnew jerseyeast coastmarylandsweet gumblack needle rushregenerationspartina patensblackwater national refugedelaware baysalt stressghost foreststorymapsoil

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologypicturehorseshoe crabbeach 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 & WeatherEducationintertidalmarinesand crabsrocky shorestidepoolrocky intertidalinvertebratessandy beachalgaeintertidal monitoringsandyrockyoceanin oceansstudentsteacherssand crab

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 & EnvironmentBiologyEducationintertidalcrab.citizen sciencenew zealandrocky shorechitonlimpetoceanseaweedmarinequadrat

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 Sciencehorseshoe crabmarine biologywildlife monitoring horseshoe crab marine biology wildlife monitoringfield workmarine marine

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 & EnvironmentAnimalswashingtonbeachandroidpicturedungenessbeach walkinvasive speciesmonitoringcraboceanmycoastshorelineapplemarinescavenger huntappnaturalistoutdoor

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 & EnvironmentBiologyAnimalsnew yorkappiphonecitizen-based monitoringcrab.horseshoe crabmonitoringmonitor

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