crab

within 25 miles

Sep 16, 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 & WeatherBiologywaterstewardshipsandecologymigrationspawningwater monitoringgeologycoastaloysterbeachesphenologicalmonitoringdunessurveyeelcoastamerican eelcrabhorseshoe crabnew hampshirenew englanddunerestorationbeachphenologymussel

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 crabfloridatrainingbeachsurvey

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentghost forestsea level risecattus islandblue crabsoiltidal inundationdelaware baysomerset countysawgrasssaltwater marshesmarsh migrationmullica river estuaryglobal warmingstormseawatersurvey123east coastvirginiahurricanefloodforestchanging shorelinedelmarva peninsuladying forestcoastal educationclimate changesaltstorymapchanging landscapegeologydroughtmaritime forestspartina patenslow elevationsapkilling treesdying treessaltwaterrising seaspinefloodingsalineblack needle rushsalt waterblackwater national refugesalt stressshorelineghosts of the coastland conversiondelawarecoastal marine ecologytidewoodvirginia coast reservesweet gumsalt tolerant plantscoastal ecologyeastern shoreregenerationswampfloridasalt tolerantsouth carolinachesapeake baycoastalcordgrassmid atlanticecologywildfirescedarriverbanknew yorktree stumptree deathwetlandsmarshmarylandnorth carolinadisturbancenew jerseymarinestumpprime hook national wildlife refugesaltwater marshkeryn gedanestuaryphragmitesgeorgiableached treestributariesgroundwaterdead treesthe george washington universitygeographygedan labsalt water intrusion

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologybeach walkpicturehorseshoe crab

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 & WeatherEducationrocky intertidalmarinealgaeoceanteachersintertidalsand crabtidepoolrocky shoressand crabssandy beachrockystudentsinvertebratesintertidal monitoringin oceanssandy

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 & EnvironmentBiologyEducationintertidaloceanlimpetcitizen sciencechitonquadratseaweedrocky shorenew zealandcrab.marine

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 Sciencemarinehorseshoe crab wildlife monitoring marine marine biology horseshoe crabwildlife monitoringmarine biologyfield work

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 & Outdoorsoceanoutdoornaturalistscavenger huntmarinebeachmycoastappbeach walkmonitoringwashingtonappleinvasive speciespictureandroidshorelinecrabdungeness

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 & EnvironmentBiologyAnimalsappnew yorkcrab.horseshoe crabcitizen-based monitoringmonitoringmonitoriphone

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