crab.

within 25 miles

Aug 10, 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 & WeatherBiologycoastalwaterspawningcoastmonitoringbeachesoystermigrationecologyphenologywater monitoringgeologyphenologicalcrabstewardshiprestorationeelhorseshoe crabnew englandbeachamerican eeldunenew hampshiremusseldunessurveysand

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 & EnvironmentBiologyAnimalsfloridasurveybeachhorseshoe crabtraining

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentsalinemaritime forestriverbanksaltwatersaltwater marshmarinegeorgiamid atlanticwetlandseast coastsea level risewoodsalt tolerantcedarwildfiresghosts of the coastthe george washington universityclimate changevirginialand conversionbleached treesblackwater national refugemarshdying treescoastal educationchanging shorelineglobal warmingstumptidecattus islandkeryn gedanforestsalt water intrusiondisturbancetree stumpgeologydelmarva peninsulasoilfloridadying foresttributariestidal inundationhurricanesalt tolerant plantseastern shorekilling treesdroughtvirginia coast reservesaltnorth carolinaswampghost forestprime hook national wildlife refugedelaware baysalt stresssweet gumblack needle rushgedan labfloodrising seasblue crabchesapeake bayfloodinggeographysomerset countygroundwatersawgrassstormdelawarecoastal ecologycordgrassnew yorkspartina patenstree deathsurvey123shorelineestuarydead treesstorymapmarsh migrationsappinesalt waterphragmitescoastal marine ecologyecologyseawatermullica river estuarylow elevationchanging landscapesouth carolinanew jerseysaltwater marshescoastalmarylandregeneration

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 & WeatherEducationsandyoceanteacherssand crabsrockyinvertebratestidepoolintertidalin oceanssand crabrocky intertidalmarinerocky shoresalgaestudentssandy beachintertidal monitoring

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 shorechitonlimpetseaweedintertidalcrab.citizen sciencemarinenew zealandoceanquadrat

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 Sciencewildlife monitoringmarine biologymarinehorseshoe crabfield work

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 speciesbeach walkmonitoringmarinepictureoceanscavenger huntbeachshorelinecrabnaturalistappleappwashingtonmycoastandroiddungenessoutdoor

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 & EnvironmentBiologyAnimalscrab.monitorappnew yorkcitizen-based monitoringiphonehorseshoe crabmonitoring

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