crab.

within 25 miles

Feb 14, 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 & WeatherBiologybeachnew englandamerican eelcoastsandmonitoringrestorationcoastaloysterstewardshipbeachesnew hampshireecologywater monitoringgeologymigrationdunewatereelhorseshoe crabphenologydunessurveymusselphenologicalspawningcrab

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 & EnvironmentBiologyAnimalsbeachsurveyhorseshoe crabfloridatraining

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentdying treeshurricanesalt tolerant plantsmarsh migrationcordgrassdroughtsoilseawaterghost foreststormnorth carolinasurvey123storymapdying forestgedan labphragmiteseast coastcedarsalinesawgrassnew jerseysalt tolerantsaltwatergeographywetlandschesapeake bayforestthe george washington universitysomerset countybleached treesmaritime forestsalt stressstumpchanging landscapesalt waterestuarytidespartina patensghosts of the coastrising seascoastal ecologyblackwater national refugegeorgialand conversiondisturbancekeryn gedanfloridaswampeastern shoreglobal warmingfloodmarshsaltwater marsheskilling treessalt water intrusionshorelinemarinemid atlanticfloodingdelaware baycattus islandsapsouth carolinacoastal marine ecologydelmarva peninsulageologylow elevationregenerationnew yorkmarylandcoastal educationgroundwatertidal inundationmullica river estuarytributariestree deathprime hook national wildlife refugedelawarewildfiressaltpinevirginia coast reserveblue crabsea level riseecologysweet gumdead treesblack needle rushvirginiatree stumpcoastalchanging shorelineriverbankwoodclimate changesaltwater marsh

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 & 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 & WeatherEducationinvertebratesintertidal monitoringrocky shoressand crabstidepoolsandysandy beachrockyoceansand crabrocky intertidalstudentsmarineteachersalgaein oceansintertidal

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 & EnvironmentBiologyEducationquadratmarinerocky shorenew zealandseaweedcitizen sciencechitonlimpetintertidaloceancrab.

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 Sciencemarinefield workwildlife monitoring marine biologymarine biology wildlife monitoring marine horseshoe crabhorseshoe 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 & EnvironmentAnimalsinvasive speciesmonitoringnaturalistdungenessmarineapplescavenger huntappbeachoceanpicturebeach walkwashingtonmycoastandroidoutdoorshorelinecrab

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 & EnvironmentBiologyAnimalscitizen-based monitoringcrab.horseshoe crabmonitoringnew yorkiphonemonitorapp

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