crab

within 25 miles

Nov 25, 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 & WeatherBiologygeologyphenologicalsurveycoaststewardshipmonitoringsandnew englandcrabamerican eelecologydunesnew hampshirephenologybeachesspawningmusselbeachoysterrestorationmigrationwatereelwater monitoringdunecoastalhorseshoe crab

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 & EnvironmentBiologyAnimalsbeachtrainingfloridasurveyhorseshoe crab

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentbleached treesdroughtdelaware baysalt stresssalt tolerantcattus islandcoastal educationmarsh migrationclimate changemaritime forestfloodshorelinemarineeast coastnew yorksaltsouth carolinasea level risephragmitesspartina patenswetlandsseawaterchanging landscapeblackwater national refugestorymapfloodingsawgrassgeologywoodtributariessalt waternorth carolinadisturbancesoilprime hook national wildlife refugeregenerationmid atlanticsapswampmullica river estuaryghost forestrising seasdelmarva peninsulasalinestumpsomerset countycedarsaltwaterforestthe george washington universitysaltwater marshescoastal marine ecologygedan labtree stumpblack needle rushwildfiresblue crabland conversionkeryn gedansalt water intrusiondead treestidal inundationghosts of the coaststormdying treeshurricanedying forestgeographysweet gumchesapeake bayglobal warmingmarylandcordgrassdelawareecologypineriverbanksurvey123georgiafloridavirginia coast reservesalt tolerant plantssaltwater marshestuarytidelow elevationtree deatheastern shoremarshcoastal ecologykilling treeschanging shorelinevirginiacoastalgroundwaternew jersey

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 & WeatherEducationrockyin oceanssandy beachrocky shoresintertidal monitoringtidepoolinvertebratesalgaemarineintertidalsand crabsstudentsoceansandyrocky intertidalteacherssand crab

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 & EnvironmentBiologyEducationlimpetoceanmarinecrab.rocky shorechitoncitizen sciencenew zealandquadratseaweedintertidal

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 marinemarine biologyfield workhorseshoe crabwildlife monitoring horseshoe crab marine biologymarine wildlife monitoring

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 & Outdoorsmarinenaturalistappappleinvasive speciesscavenger huntoceanmycoastbeachcrabmonitoringdungenessbeach walkandroidoutdoorwashingtonpictureshoreline

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 & EnvironmentBiologyAnimalshorseshoe crabiphonecitizen-based monitoringcrab.monitoringmonitornew yorkapp

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