crab.

within 25 miles

Jan 11, 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 & WeatherBiologyrestorationeelspawningnew englandoysterstewardshipbeachcrabcoastecologyhorseshoe crabnew hampshiremigrationcoastalamerican eelmonitoringgeologywater monitoringdunedunesmusselbeachesphenologicalsurveysandwaterphenology

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 & EnvironmentBiologyAnimalstraininghorseshoe crabbeachsurveyflorida

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentnew yorkgedan labwildfiresbleached treesshorelinesalt waterhurricanecattus islandcoastal ecologysalt tolerantcoastalland conversiontidal inundationdelawaremarsh migrationghosts of the coastphragmitescedarcordgrassfloodingdying treessalt stresssea level risewoodsoilthe george washington universitykilling treesnorth carolinasweet gumfloodblack needle rushkeryn gedanmarylandseawaterdying foresteastern shoresomerset countypinespartina patensgeologyrising seasblue crabstumpsaltwater marshessalt tolerant plantssaltwatersalt water intrusiondisturbanceregenerationdelmarva peninsulastormtree deathmarinemid atlanticforestmarshgeorgiageographyvirginia coast reservedroughtestuarysaltwater marshsawgrasschanging shorelineriverbanksouth carolinaswampdelaware baysapfloridachanging landscapesalttree stumpdead treesstorymapsurvey123climate changeprime hook national wildlife refugeblackwater national refugemullica river estuaryecologytideeast coastlow elevationtributariessalinemaritime forestvirginiacoastal marine ecologychesapeake baygroundwatercoastal educationwetlandsnew jerseyghost forestglobal warming

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologybeach walkhorseshoe crabpicture

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 & Environmentdelaware bayhorseshoe crabs

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 crabsrocky shoressand crabteachersintertidalsandyinvertebratesmarinestudentsalgaeoceanrocky intertidalrockyintertidal monitoringin oceanstidepoolsandy beach

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 & EnvironmentBiologyEducationchitonrocky shoreoceanquadratnew zealandseaweedlimpetcrab.citizen scienceintertidalmarine

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 Sciencemarine biologyfield work wildlife monitoringwildlife monitoring horseshoe crab marine biologyhorseshoe crabmarine marine

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 & EnvironmentAnimalsbeach walkmarinemonitoringoceanpictureapplewashingtonandroidinvasive speciesshorelinenaturalistoutdoorbeachcrabscavenger huntappdungenessmycoast

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 yorkhorseshoe crabcrab.monitorappmonitoringiphonecitizen-based monitoring

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