crab.

within 25 miles

May 23, 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 & WeatherBiologycoastalgeologymusselcrabrestorationduneswater monitoringphenologyeelmonitoringbeachphenologicalnew hampshireecologyamerican eelduneoystercoastnew englandhorseshoe crabbeacheswaterstewardshipsandmigrationspawningsurvey

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 & EnvironmentBiologyAnimalshorseshoe crabfloridasurveytrainingbeach

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentsalt tolerantrising seasblackwater national refugestorymapdying treeskilling treesmarsh migrationthe george washington universitystormtidal inundationcordgrasssaltwater marshesregenerationgeorgiasalt tolerant plantsland conversioncoastallow elevationseawatertributariesprime hook national wildlife refugetree stumpsaltwater marshchanging shorelinegedan labeast coastphragmitesshorelinedroughteastern shorehurricanemaritime forestvirginia coast reservesomerset countywooddelaware baymarshgroundwaterdelmarva peninsulariverbankcoastal educationtree deathcattus islandghosts of the coastsalt watersapchanging landscapefloodingnorth carolinasawgrasswildfiresgeologydelawareecologycoastal marine ecologysurvey123dead treesforestsoilsweet gumsouth carolinamarinestumpblue crabclimate changemullica river estuaryspartina patensghost forestpinefloodsaltdying forestswampchesapeake baycedarcoastal ecologybleached treesfloridasalinenew yorknew jerseywetlandsdisturbancesalt stressgeographysaltwatersea level risetidevirginiamarylandblack needle rushglobal warmingmid atlanticestuarysalt water intrusionkeryn gedan

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 & WeatherEducationintertidalteacherssand crabin oceanssandy beachstudentsalgaerocky shoresrockytidepoolinvertebratesoceanrocky intertidalintertidal monitoringmarinesandysand crabs

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 & EnvironmentBiologyEducationseaweedquadratnew zealandrocky shorecitizen sciencecrab.intertidalchitonmarinelimpetocean

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 Science wildlife monitoring horseshoe crabmarine biologyhorseshoe crabfield workmarinewildlife monitoring marine 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 & EnvironmentAnimalsnaturalistoutdoorpicturescavenger huntcrabapplebeachoceaninvasive speciesshorelinewashingtonbeach walkandroiddungenessmycoastmarinemonitoringapp

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 & EnvironmentBiologyAnimalsiphonemonitorcrab.new yorkapphorseshoe crabcitizen-based monitoringmonitoring

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