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Maricopa County Parks and Recreation
Maricopa County Parks and Recreation: Beginning Birders’ Hike
Hassayampa River Preserve Arizona
- December 18, 2025 at 7:00 AM
CommunityGeneral Science
river rangers
within 25 miles
Dec 4, 2025
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Maricopa County Parks and Recreation
Maricopa County Parks and Recreation: Creatures of the Night Walk
Lake Pleasant Regional Park Arizona
- December 27, 2025 at 7:00 AM
ExhibitionLive ScienceOutreachAnimalsEcology & EnvironmentEducationNature & Outdoors
Maricopa County Parks and Recreation
Maricopa County Parks and Recreation: Discovery Station – Junior Ranger Winter Break Program
Hassayampa River Preserve Arizona
- December 18, 2025 at 7:00 AM
CommunityGeneral Science
Maricopa County Parks and Recreation
Maricopa County Parks and Recreation: Ecosystem Hike
Hassayampa River Preserve Arizona
- Ongoing through December 4, 2025 at 6:59 AM
CommunityGeneral Science
Maricopa County Parks and Recreation
Maricopa County Parks and Recreation: Guided Bird Walk
Hassayampa River Preserve Arizona
- December 27, 2025 at 7:00 AM
CommunityGeneral Science
Maricopa County Parks and Recreation
Maricopa County Parks and Recreation: Guided Bird Walk–Christmas Bird Count
Hassayampa River Preserve Arizona
- December 20, 2025 at 7:00 AM
CommunityGeneral Science
Maricopa County Parks and Recreation
Maricopa County Parks and Recreation: Nature Walk
Hassayampa River Preserve Arizona
- December 14, 2025 at 7:00 AM
CommunityGeneral Science
Tangaroa Blue Foundation
Tangaroa Blue Foundation
Reduce the occurrence of marine debris in our oceans
Anywhere
- Ongoing
Citizen ScienceOcean Water MarineEducationEcology & EnvironmentNature & Outdoorsbeach clean-upmarine debristangaroa blueriver clean-up
Texas Stream Team
Texas Stream Team
Understand and Protect the 191,000 miles of Texas Waterways
Multiple locations, including yours!
- Ongoing
Citizen ScienceClimate & WeatherNature & OutdoorsOcean Water MarineEcology & EnvironmentInsects & PollinatorsBiologyChemistryGeographycanoemonofilamentstream teammonthly monitoringmono-filamentriver rangerssan marcostrainingsclean rivers programrivercitizen scienceconductivitythe meadows center for water and the environmentdata collectionwater quality testingphdivingtestingmonthly samplingmacroinvertebratescitizen scientistlakecoast-linemonitoringstream flowwater quality monitorenvironmental monitoringwater quality monitoringwaterstreamcitizen-based monitoringaquatic alliancesalinitye.colifishingpaddlingturbidityon-site testingmaster naturalistsenvironmentaltrainingkayakdissolved oxygenripariantexas stream team
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