crab.

within 25 miles

Jan 22, 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 & WeatherBiologybeachesmonitoringhorseshoe crabphenologicalcrabrestorationdunessandamerican eelnew hampshirewater monitoringdunecoastalgeologyspawningecologystewardshipphenologycoastmigrationmusselbeachwateroystersurveyeelnew england

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 & EnvironmentBiologyAnimalssurveytrainingbeachfloridahorseshoe crab

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentchanging shorelinegeographyregenerationwoodcoastal marine ecologydisturbancevirginia coast reserveland conversionchesapeake baybleached treessoilspartina patensstorymapmarylandmarshhurricanemid atlanticsaltwater marshesthe george washington universitydelaware baystormsouth carolinadying forestsalt tolerant plantsnew jerseygedan labriverbankchanging landscapesaltwater marshsalt stressdelawarewildfiresgroundwatercoastal educationkilling treessomerset countyblackwater national refugeghost forestglobal warmingrising seastributariesphragmitescattus islandsea level riseshorelinemaritime forestgeologysalinesweet gumpineeast coastlow elevationcoastalnew yorkforestsaltwaterclimate changetidetidal inundationghosts of the coastfloodingnorth carolinasawgrassprime hook national wildlife refugestumpdead treesgeorgiamarinetree stumpfloodsalt water intrusionmarsh migrationswampvirginiablack needle rushblue crabkeryn gedanfloridadying treessalt tolerantsapcedarestuarytree deathdroughtcordgrasscoastal ecologywetlandssalteastern shoresalt watersurvey123seawaterecologydelmarva peninsulamullica river estuary

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologypicturehorseshoe crabbeach 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 & 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 crabsstudentsoceansand crabin oceansintertidal monitoringinvertebratesalgaerockyintertidalrocky intertidalsandy beachteacherstidepoolrocky shoresmarinesandy

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 & EnvironmentBiologyEducationmarineintertidalquadratrocky shoreoceanlimpetcitizen scienceseaweedcrab.new zealandchiton

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 wildlife monitoringmarinefield workwildlife monitoring horseshoe crab marinemarine biology marine biologyhorseshoe 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 & EnvironmentAnimalsmarinebeach walkappcrabwashingtonoceanscavenger huntappleinvasive speciespictureandroidoutdoorshorelinebeachmonitoringmycoastnaturalistdungeness

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 & EnvironmentBiologyAnimalsmonitoriphonemonitoringnew yorkcitizen-based monitoringappcrab.horseshoe crab

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