crab.

within 25 miles

May 15, 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 & WeatherBiologybeachdunesrestorationmonitoringamerican eelnew hampshiremigrationeelwater monitoringnew englanddunegeologycoastalphenologycrabcoaststewardshipsandspawningecologyhorseshoe crabphenologicalmusseloystersurveybeacheswater

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 & EnvironmentBiologyAnimalstrainingfloridasurveybeachhorseshoe crab

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmenttree deathhurricanesoilpinetidal inundationdying forestcordgrassforestsawgrasscoastalchanging landscaperising seassalt water intrusionspartina patensmarineblack needle rushmarshdelawarenew yorkgeologydelmarva peninsulalow elevationglobal warmingfloodclimate changegedan labwildfireseast coastsaltwaterblackwater national refugetree stumpthe george washington universitymullica river estuarytributariesdying treesstormsalt watergeographyfloridariverbankcattus islandseawaterghosts of the coastnew jerseymaritime forestmarylandvirginiasaltwater marshesecologygeorgiasalineland conversiongroundwatereastern shoredroughtmarsh migrationsaltwater marshestuaryregenerationsouth carolinawoodsalt stressshorelinesweet gumkeryn gedandisturbancesomerset countyswampdead treestidestorymapcoastal educationfloodingdelaware baysalt tolerant plantscoastal ecologywetlandssalt tolerantsurvey123sapghost foreststumpprime hook national wildlife refugesea level riseblue crabcoastal marine ecologycedarsaltchanging shorelinebleached treesphragmitesnorth carolinavirginia coast reservechesapeake baymid atlantickilling trees

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologypicturebeach walkhorseshoe 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 & 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 & WeatherEducationsandy beachsand crabsstudentsin oceanssand craboceanintertidal monitoringmarinesandyteachersrockyrocky shoresalgaeintertidalrocky intertidalinvertebratestidepool

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 & EnvironmentBiologyEducationoceanintertidalseaweedcrab.citizen sciencenew zealandrocky shorechitonmarinelimpetquadrat

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 monitoring marinemarine biologymarinefield workhorseshoe crab horseshoe crab wildlife monitoring 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 & EnvironmentAnimalsmonitoringoceanshorelineinvasive speciesmarineappoutdoorpicturescavenger huntapplenaturalistdungenesswashingtonandroidmycoastcrabbeachbeach walk

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 & EnvironmentBiologyAnimalsappcitizen-based monitoringhorseshoe crabcrab.new yorkmonitoriphonemonitoring

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