crab.

within 25 miles

May 9, 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 & WeatherBiologywatersurveynew englandsandcrabnew hampshiregeologyamerican eelrestorationspawningmigrationphenologicaleelbeachoysterduneecologyduneshorseshoe crabphenologystewardshipmusselwater monitoringcoastmonitoringbeachescoastal

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 crabbeachfloridasurveytraining

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmenttidemullica river estuaryspartina patenssweet gumthe george washington universitymarshdelawaredelmarva peninsulahurricanesalineeast coastsalt water intrusionfloodeastern shoreshorelinecedargroundwatercoastalcoastal marine ecologywetlandssaltwater marshessoilgedan labtributariesghost forestland conversioncordgrassriverbankdroughtecologylow elevationwildfiresvirginiakeryn gedansea level risedead treesmid atlanticglobal warmingcattus islanddelaware baychesapeake baysouth carolinasalt stressgeologyphragmitessaltwater marshbleached treeschanging landscapekilling treessaltpinesalt tolerantrising seasstumpmaritime forestnew yorkblack needle rushvirginia coast reservedying treesfloodingcoastal ecologywoodprime hook national wildlife refugesaltwaterchanging shorelinedisturbancesalt tolerant plantsblue crabstorymapregenerationseawaterfloridablackwater national refugetidal inundationsurvey123swamptree stumpcoastal educationmarsh migrationclimate changesawgrassnew jerseydying forestmarinetree deathmarylandestuarygeorgiasapsomerset countyghosts of the coaststormnorth carolinageographyforestsalt water

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologyhorseshoe crabpicturebeach walk

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 & WeatherEducationsand crabsandyalgaemarinestudentsin oceansrocky intertidalteacherssandy beachrocky shoresintertidal monitoringsand crabsintertidalinvertebratesrockyoceantidepool

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 & EnvironmentBiologyEducationchitonoceanmarinelimpetintertidalcrab.citizen sciencequadratrocky shoreseaweednew zealand

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 horseshoe crab wildlife monitoringhorseshoe crab marine biologymarine marinemarine biologyfield workwildlife 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 ScienceNature & OutdoorsEcology & EnvironmentAnimalsnaturalistdungenesscrabmonitoringscavenger huntbeach walkoceanwashingtonbeachoutdoorshorelineinvasive speciesapplemycoastandroidmarinepictureapp

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 & EnvironmentBiologyAnimalsnew yorkcitizen-based monitoringmonitoriphonemonitoringappcrab.horseshoe crab

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