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 & WeatherBiologyamerican eeldunescrabstewardshipbeachcoastecologywaterspawningsandbeachesmusselhorseshoe craboysterdunephenologysurveyphenologicalrestorationnew englandnew hampshiremigrationcoastaleelmonitoringgeologywater monitoring

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 crabsurveytrainingbeachflorida

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentchanging shorelinetributariesphragmitessea level risewetlandstidal inundationfloodingsaltwater marshesblackwater national refugesalinestumpnew jerseysalt tolerant plantssalt waterghost forestregenerationsalt tolerantcattus islandsweet gumecologyforestwildfiresdying foresteast coastnew yorkgeologyglobal warmingvirginia coast reservesapsalt stresspinenorth carolinacedargroundwaterdroughtfloodcordgrassclimate changespartina patensestuarysurvey123south carolinastorymapwoodsaltwater marshchesapeake bayfloridasaltwatercoastal ecologyland conversionrising seaskeryn gedansalt water intrusiongeorgiasomerset countymarshsoilthe george washington universitydisturbancemarylandmarinedying treestideghosts of the coastgedan labgeographychanging landscapemid atlanticseawatershorelinetree deatheastern shorestormdelmarva peninsulavirginiadelaware bayhurricanedelawaresawgrassmullica river estuarymaritime forestsaltdead treestree stumpcoastalriverbankswampkilling treesblue crabcoastal educationblack needle rushprime hook national wildlife refugelow elevationbleached treesmarsh migrationcoastal marine ecology

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 & WeatherEducationoceanin oceanssandy beachintertidal monitoringalgaeintertidalrockytidepoolrocky intertidalinvertebratesmarinesandyteachersstudentsrocky shoressand crabssand 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 & EnvironmentBiologyEducationlimpetquadratoceanintertidalmarinecrab.chitonrocky shoreseaweedcitizen sciencenew zealand

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 horseshoe crabhorseshoe crabwildlife monitoringmarine biology marinefield work 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 ScienceNature & OutdoorsEcology & EnvironmentAnimalsoceanwashingtoninvasive speciesapppicturebeach walkmarinenaturalistbeachmycoastmonitoringappledungenessandroidcrabscavenger huntoutdoorshoreline

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 & EnvironmentBiologyAnimalsiphonecrab.citizen-based monitoringapphorseshoe crabmonitoringnew yorkmonitor

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