crab.

within 25 miles

May 6, 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 crabdunestewardshipsandwatereelamerican eelphenologycrabwater monitoringcoastalphenologicalmonitoringnew hampshirebeachesgeologymusselrestorationcoastsurveymigrationdunesnew englandecologyoysterbeachspawning

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 & EnvironmentBiologyAnimalstraininghorseshoe crabfloridasurveybeach

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentnorth carolinasalineecologycoastaltributariesfloridaeastern shoreestuarycordgrasstidedelmarva peninsulahurricanewildfiressaltwater marshthe george washington universitymarylandkeryn gedansaltprime hook national wildlife refugedelaware baysalt stressmarineeast coastsouth carolinageographytree stumpgedan labgroundwatermid atlanticdead treesdelawareshorelinenew jerseymaritime forestdisturbancevirginia coast reservestorymapdying forestdroughtghosts of the coastswampseawaterfloodtree deathchanging landscapewoodvirginiasurvey123pinecoastal marine ecologyghost forestsalt tolerantcoastal educationsaltwater marshessalt tolerant plantsblack needle rushkilling treessea level risesapchanging shorelinebleached treessoilrising seasfloodingsweet gumspartina patenschesapeake bayland conversioncedarstormsaltwatergeorgiablue crabblackwater national refugesomerset countymarsh migrationlow elevationglobal warmingnew yorkriverbankforestcattus islandcoastal ecologyregenerationsawgrasssalt watermarshwetlandsgeologyphragmitessalt water intrusionmullica river estuaryclimate changestumptidal inundationdying trees

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 & WeatherEducationoceanin oceansalgaeintertidalteachersrocky shoresrocky intertidalsand crabsrockytidepoolsandysand crabinvertebratesmarinesandy beachintertidal monitoringstudents

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 & EnvironmentBiologyEducationchitonmarinenew zealandoceanlimpetrocky shorecrab.seaweedquadratintertidalcitizen 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 work marinemarinewildlife monitoring wildlife monitoringhorseshoe crabmarine biology 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 ScienceNature & OutdoorsEcology & EnvironmentAnimalsoutdoorinvasive speciesoceanpicturemycoastnaturalistscavenger huntapplecrabwashingtonappbeach walkmonitoringdungenessbeachshorelinemarineandroid

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 & EnvironmentBiologyAnimalsmonitormonitoringcitizen-based monitoringcrab.apphorseshoe crabiphonenew york

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