crab.

within 25 miles

Oct 3, 2025

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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 & WeatherBiologybeachesnew hampshirespawningecologywater monitoringgeologydunehorseshoe crabrestorationduneseelcoastalstewardshipcrabnew englandcoastwaterphenologicalbeachsurveysandmonitoringmigrationphenologymusseloysteramerican eel

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 & EnvironmentBiologyAnimalssurveytrainingbeachhorseshoe crabflorida

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentkilling treesblue crabtree stumpflooddisturbancewooddroughtecologyriverbankcoastalpinestumpgeographystorymapdelaware bayeast coastlow elevationshorelinecoastal ecologytree deathsurvey123delmarva peninsulaprime hook national wildlife refugenorth carolinafloridasalt tolerant plantschanging landscapecattus islandcoastal marine ecologymid atlantickeryn gedansaltwater marshphragmitesestuaryfloodingdying treesvirginiasalt water intrusionsalt stresssoilvirginia coast reservesawgrassforestthe george washington universitysweet gumsalinenew jerseytidegroundwaterbleached treessaltwaterdead treeschanging shorelineseawatersalt tolerantsomerset countysouth carolinadying forestglobal warmingswampchesapeake bayeastern shorecordgrasssea level risecedardelawareghosts of the coastland conversionnew yorkspartina patenssaltwetlandsblackwater national refugehurricanemarineblack needle rushmarylandclimate changemaritime foreststormgedan labghost foresttidal inundationtributariessalt watermarsh migrationsaltwater marshessapwildfiresmarshgeorgiarising seasregenerationgeologycoastal educationmullica river estuary

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 & WeatherEducationrockyinvertebratesmarinerocky intertidalstudentstidepoolin oceansintertidalalgaesandysandy beachrocky shoressand crabteachersoceansand crabsintertidal monitoring

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 & EnvironmentBiologyEducationcitizen sciencecrab.seaweedrocky shoreoceanlimpetintertidalnew zealandquadratchitonmarine

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 monitoring horseshoe crabfield workhorseshoe crabmarine marinewildlife monitoringmarine biology 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 ScienceAnimalsEcology & EnvironmentNature & Outdoorscrabpicturemycoastinvasive speciesscavenger huntnaturalistappapplebeach walkmarinewashingtonandroidshorelineoutdoormonitoringdungenessoceanbeach

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 yorkappmonitoringcitizen-based monitoringmonitorcrab.iphonehorseshoe crab

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