crab.

within 25 miles

Feb 21, 2026

Near

Distance

From

Until

12 opportunities found! use fewer search filter criteria to find more opportunities

Filters

Activity Type

Age

Kids Friendly Only

21+ Only

Participant Age Range Minimum

100

Participant Age Range Maximum

100

Cost

Any Cost Free Only

Topic

Venue Type

Host Organization

Partner Organization

Coastal Research Volunteers

Contribute to coastal science, stewardship, and resilience

Multiple locations, including yours!

Ongoing

Citizen ScienceAnimalsOcean Water MarineNature & OutdoorsGeology & Earth ScienceEcology & EnvironmentClimate & WeatherBiologystewardshiprestorationdunesnew englandcoastamerican eelmusselphenologysandphenologicalbeacheswatercrabbeachecologyhorseshoe craboystermigrationdunemonitoringnew hampshirewater monitoringspawningsurveycoastaleelgeology

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 & EnvironmentBiologyAnimalsfloridahorseshoe crabtrainingsurveybeach

Ghosts of the Coast

Document the formation of ghost forests.

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEducationEcology & Environmentgeographychanging landscapenew jerseysaltwater marshessalt stressghost forestsea level risepinedelawaretree stumplow elevationsweet gumvirginia coast reservemid atlanticchesapeake baytributariessomerset countyfloridaswampcedarglobal warmingthe george washington universitycoastal ecologyblack needle rushspartina patenssaltwoodkeryn gedansaltwater marshrising seasdying treessalt tolerant plantsmarsh migrationsapcattus islandforestsalt waterdying forestgroundwatertidal inundationsurvey123riverbankdisturbancekilling treeseast coastblue crabcoastal educationprime hook national wildlife refugesalinenorth carolinasalt tolerantnew yorksalt water intrusioncoastal marine ecologysoilfloodmarylandregenerationsouth carolinastorymapfloodingshorelinegeorgiadelaware baydroughtland conversiondelmarva peninsulasaltwatergeologyseawaterstormcoastaltidestumpcordgrasshurricanedead treesmullica river estuarymarinegedan labecologybleached treesclimate changeeastern shoreblackwater national refugephragmiteswildfiresestuarywetlandsvirginiamaritime forestchanging shorelineghosts of the coastsawgrasstree deathmarsh

Horseshoe crabs as homes

Discover what species live on horseshoe crabs.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentAnimalsNature & OutdoorsOcean Water MarineBiologyhorseshoe crabbeach walkpicture

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 & WeatherEducationtidepooloceanin oceanssandy beachmarinerocky shoresalgaesand crabrocky intertidalinvertebratesrockyteachersintertidalintertidal monitoringsand crabssandystudents

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 & EnvironmentBiologyEducationlimpetchitonrocky shorecrab.citizen sciencemarineintertidalseaweedoceanquadratnew 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 marine biologyfield work wildlife monitoringwildlife monitoring marinehorseshoe crabmarine biology horseshoe crabmarine

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 & EnvironmentAnimalsappmonitoringoceanwashingtonappleoutdoorcrabbeach walkinvasive speciesmarinepictureandroidnaturalistscavenger huntdungenessshorelinemycoastbeach

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 & EnvironmentBiologyAnimalscrab.citizen-based monitoringmonitornew yorkmonitoringappiphonehorseshoe crab

Share Your Results

Share the list by copying the link below

Copy Link