crab

within 25 miles

Feb 2, 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 & WeatherBiologymigrationgeologyamerican eelstewardshipmusselspawningsandhorseshoe crabecologyeelwater monitoringoysterdunesbeachsurveyphenologynew hampshirecoastaldunewaterphenologicalnew englandcrabrestorationcoastbeachesmonitoring

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 & EnvironmentBiologyAnimalsbeachsurveytrainingfloridahorseshoe crab

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmenttree deathdead treesmaritime forestbleached treessalt water intrusionnew yorknew jerseysurvey123saltwater marshescoastalkeryn gedanglobal warmingtideblackwater national refugewooddisturbancemullica river estuarymarylandcattus islandregenerationchesapeake baysalt tolerantchanging landscapeecologyprime hook national wildlife refugewildfiresmarshfloodingghost forestnorth carolinaphragmitesgroundwaterfloridapinecedarsoilsaltgeorgiageographylow elevationmid atlanticsouth carolinacordgrassforesthurricanefloodtidal inundationmarsh migrationcoastal marine ecologygeologyblack needle rushdelmarva peninsulasawgrassstormdying treesshorelinesalt waterdying forestmarineswampsalinedroughttributariesestuarychanging shorelinesapstumpvirginia coast reservesalt tolerant plantssaltwater marshblue crabcoastal educationrising seasseawaterspartina patenssomerset countyeastern shoresaltwaterstorymapclimate changeland conversionghosts of the coastsweet gumdelaware baygedan labriverbanksea level risewetlandsvirginiasalt stresseast coasttree stumpdelawarecoastal ecologythe george washington universitykilling trees

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 & 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 & WeatherEducationoceanmarinesandyinvertebratessand crabsrockyrocky intertidalsand crabtidepoolrocky shoresteacherssandy beachintertidalalgaein oceansstudentsintertidal 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 & EnvironmentBiologyEducationcrab.intertidalchitoncitizen sciencelimpetquadratnew zealandmarinerocky shoreoceanseaweed

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 Sciencehorseshoe crabwildlife monitoring marine wildlife monitoring horseshoe crabmarine marine biologyfield workmarine 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 ScienceNature & OutdoorsEcology & EnvironmentAnimalsapppicturedungenesscraboceanmarinebeach walkandroidscavenger huntapplemycoastnaturalistwashingtonbeachshorelinemonitoringoutdoorinvasive species

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.monitormonitoringhorseshoe crabappnew yorkcitizen-based monitoring

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