spawning

within 25 miles

Jul 2, 2026

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

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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 & WeatherBiologygeologysurveysandnew hampshirerestorationphenologymusseldunesamerican eelbeachoystermonitoringecologyhorseshoe crabwater monitoringcoastalstewardshipduneeelcrabnew englandbeachescoastmigrationspawningphenologicalwater

Maine Fisheries Program, and the U.S. Fish & Wildlife Service

Craig Brook National Fish Hatchery

East Orland Maine

Ongoing

CommunityExhibitionLive ScienceBiologyGeneral ScienceVisit/Drop-In

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 crabsurveyfloridatrainingbeach

Beach Ecology Coalition

Grunion Greeters: Citizen Science on the Beach

Observations needed for conservation of these vulnerable fish.

Multiple locations, including yours!

Ongoing through July 3, 2026 at 8:00 AM

Citizen ScienceAnimalsOcean Water MarineBiologyEcology & Environmentbeachnighttimecaliforniamoongrunionfish

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

vintageTEK museum

Instrument Library

Beaverton Oregon

Ongoing

WorkshopClubEngineeringTechnologyComputers & TechnologyAfterschool

State of Maine

Maine Pennamaquan River Fish Counting Project

Count the number of anadromous fish using Pennamaquan fishway

Anywhere

Ongoing

Citizen Sciencemaine

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 horseshoe crabmarine biologywildlife monitoringhorseshoe crabmarinefield work wildlife monitoring marine biology

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 & EnvironmentBiologyAnimalsappcrab.horseshoe crabiphonemonitormonitoringcitizen-based monitoringnew york

Scenic Hudson: Volunteer Herring and Eel Monitoring

Help biologists learn why herring and eels are declining.

New York

Ongoing

Citizen ScienceBiologyEcology & EnvironmentOcean Water MarineAnimalsNature & Outdoors

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