crab.

within 25 miles

Mar 6, 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 & WeatherBiologydunesphenologyeelspawningphenologicalrestorationcrabamerican eeldunemonitoringhorseshoe crabmusselnew hampshiresandmigrationwater monitoringsurveycoastalgeologystewardshipwaterbeachnew englandbeachesoystercoastecology

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 & EnvironmentBiologyAnimalssurveybeachhorseshoe crabtrainingflorida

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentlow elevationmid atlanticdisturbancefloodgedan labmarylanddead treesstorymaptidal inundationghosts of the coastnorth carolinaclimate changespartina patenstidecoastaltree stumpbleached treessaltwaterblack needle rushhurricaneland conversionrising seasforestchesapeake baygeorgiagroundwaterghost forestdying treeswildfirestributarieswetlandssalt tolerantnew jerseysweet gumsomerset countysaltwater marshsoilcoastal educationwoodblue crabdelawaregeologycedarglobal warmingriverbankshorelinesalt water intrusionsaltblackwater national refugesaltwater marshesdying foresteast coastcoastal marine ecologyvirginia coast reservegeographysalt tolerant plantseastern shoredelaware baykilling treesseawaterregenerationsea level risephragmitescoastal ecologydelmarva peninsulafloridapineprime hook national wildlife refugemarsh migrationchanging landscapemarinenew yorkestuaryecologystormmullica river estuarysurvey123floodingtree deathsalt waterdroughtsawgrassstumpsalt stresscordgrasssalineswampsapkeryn gedanmarshvirginiamaritime forestsouth carolinacattus islandchanging shorelinethe george washington university

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 & WeatherEducationmarinealgaesandyrocky shoresstudentsintertidalteachersin oceansrocky intertidalsand crabintertidal monitoringtidepoolinvertebratessandy beachrockysand crabsocean

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 & EnvironmentBiologyEducationseaweedquadratintertidalcitizen sciencechitonmarinenew zealandlimpetoceancrab.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 Sciencewildlife monitoringhorseshoe crabmarine biologymarinefield work wildlife monitoring horseshoe crab 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 & EnvironmentAnimalsappleoutdoormycoastappbeach walkmonitoringpicturewashingtondungenessnaturalistinvasive speciesoceanbeachshorelinecrabmarineandroidscavenger hunt

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 & EnvironmentBiologyAnimalsiphonemonitorcitizen-based monitoringmonitoringcrab.new yorkhorseshoe crabapp

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