crab.

within 25 miles

Jan 24, 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 & WeatherBiologystewardshipcoastalecologysandgeologywater monitoringbeachspawninghorseshoe craboysterdunephenologyduneseelbeachesmonitoringnew hampshiremusselwateramerican eelnew englandrestorationphenologicalcoastmigrationsurveycrab

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 & EnvironmentBiologyAnimalstraininghorseshoe crabsurveybeachflorida

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentsouth carolinasalt tolerant plantsmullica river estuarysoilcedarmarylanddying treesgeorgiatidedying forestglobal warmingsalt water intrusionriverbankbleached treesspartina patenslow elevationgeographyseawatercoastal ecologysaltwaterforestrising seasstormnorth carolinasaltwater marshesstorymapsurvey123virginiamid atlanticdead treeschanging shorelinewildfiressalt waterkeryn gedangeologytree deathdisturbanceshorelinesomerset countyswampsaltecologycoastal marine ecologysweet gumthe george washington universityfloridastumpsalineghosts of the coastmarsh migrationblue crabtributariesestuarywoodland conversionchesapeake bayfloodingdelaware baysaphurricaneeast coastclimate changemaritime forestsea level riseprime hook national wildlife refugewetlandsphragmitestidal inundationdelmarva peninsulatree stumpsaltwater marshpinegroundwatersawgrassnew yorkvirginia coast reservecattus islandfloodsalt tolerantnew jerseydelawarecoastal educationregenerationblackwater national refugecordgrasscoastalmarshmarinegedan labchanging landscapeeastern shoredroughtblack needle rushghost forestsalt stresskilling trees

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 & 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 & WeatherEducationin oceansrockystudentsalgaeintertidal monitoringintertidalrocky shoresoceansand crabsandy beachsandyrocky intertidalinvertebratessand crabsteacherstidepoolmarine

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 & EnvironmentBiologyEducationrocky shorecitizen scienceintertidalchitonoceanquadratlimpetmarineseaweedcrab.new 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 Sciencewildlife monitoring marine biologyhorseshoe crabfield workmarine biology wildlife monitoring horseshoe crab marinemarine

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 & EnvironmentAnimalsoutdoorpicturescavenger huntnaturalistdungenesswashingtonshorelinemarineappapplemonitoringmycoastbeach walkandroidcrabinvasive speciesbeachocean

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 crabappmonitoringiphonenew yorkmonitorcitizen-based monitoringcrab.

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