san marcos

within 25 miles

Oct 15, 2026

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Astronomy On Tap

Astronomy on Tap Canary Islands (AstroTragos) – Halloween Edition 2026

Club El Búho Santa Cruz de Tenerife

October 15, 2026 at 6:00 PM through 9:00 PM

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Texas Stream Team

Understand and Protect the 191,000 miles of Texas Waterways

Multiple locations, including yours!

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Citizen ScienceClimate & WeatherNature & OutdoorsOcean Water MarineEcology & EnvironmentInsects & PollinatorsBiologyChemistryGeographye.colimonthly monitoringcitizen-based monitoringpaddlingon-site testingwater quality testingwater quality monitortrainingcanoedissolved oxygenenvironmentalturbiditycoast-linewatertexas stream teamtestingriverriparianmaster naturalistsfishingphmacroinvertebrateskayakmonofilamentdivingcitizen scientistcitizen sciencewater quality monitoringenvironmental monitoringconductivitysan marcostrainingsdata collectionclean rivers programstream flowmono-filamentlakestream teamriver rangersmonthly samplingmonitoringaquatic alliancethe meadows center for water and the environmentsalinitystream

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