crab.

within 25 miles

Oct 26, 2025

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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 & WeatherBiologyphenologydunestewardshipsandamerican eelphenologicaldunescoasthorseshoe crabwaterspawningoysterecologycrabmigrationwater monitoringmusselcoastalrestorationgeologybeachsurveynew englandmonitoringnew hampshireeelbeaches

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 & EnvironmentBiologyAnimalstrainingbeachfloridahorseshoe crabsurvey

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentcoastal marine ecologysaltwater marshfloodingglobal warmingrising seasblack needle rushforestchanging shorelinecoastal educationstormdisturbanceswampcattus islandclimate changecedarsweet gummarshtributariessaltwater marshessawgrassghost forestwetlandsblue crabdroughtkeryn gedanlow elevationcoastalsalineblackwater national refugedying forestcoastal ecologywoodhurricaneghosts of the coastecologysaltwaterthe george washington universitysalt stressdying treeswildfiresshorelinetidal inundationgeorgiasea level risesalt tolerant plantsestuarytree stumpdelawaretree deathvirginiatideseawaterdelaware bayfloridaspartina patensfloodpinesapstorymapgroundwatersaltnorth carolinacordgrasskilling treeschesapeake baysurvey123phragmitesmarsh migrationsalt waternew yorksalt tolerantmullica river estuaryeast coastmaritime forestregenerationdelmarva peninsulasouth carolinariverbankgedan labmarineland conversionchanging landscapemid atlanticdead treessoilsomerset countygeographymarylandsalt water intrusionstumpeastern shorevirginia coast reservegeologyprime hook national wildlife refugebleached treesnew jersey

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologyhorseshoe crabbeach walkpicture

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 & WeatherEducationmarinein oceansintertidal monitoringintertidalrocky shoresrockysandyoceanstudentsrocky intertidalsandy beachtidepoolsand crabsteachersinvertebratesalgaesand crab

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 & EnvironmentBiologyEducationmarinelimpetintertidalnew zealandquadratchitoncitizen scienceoceanseaweedcrab.rocky shore

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 marine marine biologywildlife monitoringmarine biologymarinehorseshoe crab horseshoe crab wildlife monitoring

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 ScienceAnimalsEcology & EnvironmentNature & Outdoorsbeach walkpictureoutdoormarinedungenessoceancrabappshorelinewashingtoninvasive speciesandroidscavenger huntmycoastbeachmonitoringapplenaturalist

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 & EnvironmentBiologyAnimalsmonitoringiphonehorseshoe crabcitizen-based monitoringcrab.monitornew yorkapp

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