crab.

within 25 miles

May 29, 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 & WeatherBiologygeologyecologynew englandamerican eelwatereelcrabdunehorseshoe crabmonitoringduneswater monitoringsurveyoysternew hampshiremigrationcoastalphenologicalrestorationcoastmusselbeachstewardshipspawningsandphenologybeaches

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 & EnvironmentBiologyAnimalsfloridasurveybeachhorseshoe crabtraining

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentgeorgiatributariesstormsaltwater marsheast coastcordgrasssaltblackwater national refugemarylandsoilbleached treescoastal ecologykeryn gedansaltwaterphragmiteschanging shorelinecoastal educationhurricanesaltwater marshessweet gumghost forestnew jerseychanging landscapesalt stressfloridawetlandssalt tolerant plantsdelaware bayriverbankthe george washington universitysawgrassfloodingtree deathdisturbancesomerset countyland conversiongroundwaterrising seasfloodeastern shoretree stumpecologyvirginiadelmarva peninsulablack needle rushshorelinesurvey123droughtgeologywoodmaritime forestcedartidecoastal marine ecologystumpkilling treestidal inundationsea level risechesapeake bayspartina patenspinecoastalseawaternorth carolinamarinesalinestorymapnew yorksalt water intrusionlow elevationsalt tolerantdelawareestuaryforestmarshgedan labclimate changedying treesdying forestswampsapblue crabglobal warmingdead treesregenerationwildfiresvirginia coast reserveprime hook national wildlife refugemid atlanticmarsh migrationghosts of the coastsalt watercattus islandmullica river estuarysouth carolinageography

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 & WeatherEducationintertidal monitoringrocky intertidalalgaeteacherssandy beachrockytidepoolsand crabmarinerocky shoresinvertebratesin oceansoceansandystudentssand crabsintertidal

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 & EnvironmentBiologyEducationquadratoceanlimpetnew zealandrocky shoremarineintertidalseaweedchitoncrab.citizen science

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 monitoringfield work marinewildlife monitoring marine biology horseshoe crabmarine biologyhorseshoe crabmarine

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 & EnvironmentAnimalsbeachcrabmonitoringscavenger huntappledungenessinvasive speciesnaturalistmycoastbeach walkappmarineandroidoceanwashingtonoutdoorshorelinepicture

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 & EnvironmentBiologyAnimalsmonitoriphonecitizen-based monitoringcrab.appmonitoringhorseshoe crabnew york

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