crab.

within 25 miles

Feb 16, 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 & WeatherBiologywaterwater monitoringeelsurveyoysterphenologicalnew englandcrabgeologydunescoastalecologydunecoastmusselphenologystewardshipamerican eelmonitoringbeachnew hampshirehorseshoe crabbeachesmigrationspawningrestorationsand

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 & EnvironmentBiologyAnimalsbeachsurveyhorseshoe crabtrainingflorida

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentsaltwatersurvey123swampkeryn gedanregenerationwetlandsvirginia coast reservethe george washington universitysaltwater marshfloodsalinedelawaresweet gumcoastalriverbanksalt tolerantstumpmaritime forestprime hook national wildlife refugecordgrasssalt water intrusionrising seasmarsh migrationdisturbancedying treessomerset countymarinesalt tolerant plantskilling treeswildfiresgeologywoodmullica river estuaryblue crabchanging shorelinepinetidedelmarva peninsuladelaware baysouth carolinageographyshorelinehurricanesalt watersawgrasstidal inundationcedarfloodingsapsaltwater marsheschanging landscapeforesteastern shoreseawaterspartina patensvirginiacoastal ecologyclimate changesaltchesapeake bayestuarycoastal marine ecologylow elevationglobal warmingsea level risecattus islandstorymapgeorgiasalt stressland conversionblackwater national refugenew jerseygroundwatertree deathnew yorkghosts of the coastbleached treesnorth carolinafloridagedan labsoilmarshstormghost forestmarylanddroughtdying forestecologyphragmitestree stumpcoastal educationblack needle rushmid atlanticeast coastdead treestributaries

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 & WeatherEducationsandyrocky shoresinvertebratestidepoolrocky intertidalin oceansrockysandy beachteacherssand crabsand crabsalgaeintertidalstudentsmarineintertidal monitoringocean

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 & EnvironmentBiologyEducationoceanchitoncitizen sciencemarinelimpetseaweedintertidalquadratcrab.new zealandrocky 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 biology marinewildlife monitoringmarine biology wildlife monitoringhorseshoe crabmarine horseshoe crab

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 & EnvironmentAnimalsmycoastwashingtonpicturecraboutdoorbeach walkmonitoringdungenessandroidoceanscavenger huntmarineapplenaturalistshorelineinvasive speciesbeachapp

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 & EnvironmentBiologyAnimalsmonitoringcrab.new yorkhorseshoe crabmonitorcitizen-based monitoringiphoneapp

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