Gila Topminnow Returns Bike Ride

8-10Am All ages welcome   Does a fish need a bicycle? Well, no. But we’re celebrating the return of the Gila Topminnow to Tucson’s Santa Cruz River—and the new artwork honoring it—with a… MORE ›

Stephanie Sklar
An Update From Our CEO
Posted April 13, 2018

We’re Dedicated to Helping Communities Live Their Values Change happens in communities by bringing people together, identifying shared values and finding common ground, which is what the Sonoran Institute does best. You and… MORE ›

Stephanie Sklar
An Update From Our CEO
Posted December 17, 2017

It is the season of gratitude for the year’s achievements and the setting of intentions for the year to come. Here at the Sonoran Institute we are looking back on a year of… MORE ›

Stephanie Sklar
Our New Year’s Resolution for 2017
Posted January 27, 2017

Dear Friend, We begin the New Year here at the Sonoran Institute with a simple message: Thank You! Thank you for your support, your dedication and your continued commitment to our North American… MORE ›

Claire Zugmeyer
Ecologist, Santa Cruz River
Claire Zugmeyer is the lead ecologist and project manager for the Santa Cruz River projects. Joining Sonoran Institute in 2007, she leads a variety of efforts including production of the Living River series…
Cyclovia Tucson

Join us for this Fall’s Cyclovia Tucson with Living Streets Alliance. We’ll be hosting our mock-fish survey, working on a community art project, and talking about the work we do on the Santa… MORE ›

Dragonfly Festival Tours

Join Sonoran Institute and local experts to search for dragonflies at one of four locations. Discover dragonflies with experts at four locations, including walking river tours in the Santa Cruz River channel. Family… MORE ›

Here Fishy-Fishy! The 2023 SI fish survey 
Posted March 26, 2024

In late 2023, blue skies and sunshine found Sonoran Institute staff, partners, and friends knee-deep in water for our 16th annual fish survey. Their objective: identify which fish species are currently observed in… MORE ›

Bugs and Brews at Playground Bar & Lounge

6:00 P.M. – 9 P.M.  FREE EVENT / FAMILY FRIENDLY  You’ve likely heard about dragonflies along the Santa Cruz River, but did you know we have fireflies too? Join Sonoran Institute’s Santa Cruz… MORE ›

Días de Investigación del Río Santa Cruz

Este evento GRATUITO es un lugar para aprender sobre los esfuerzos de investigación y conservación mientras exploras los recursos naturales y culturales del río Santa Cruz. A través de presentaciones, paneles y discusiones… MORE ›

Water is on the Way: The travelogue completes
Posted July 28, 2021

We continue to follow the path of the water being delivered to the Colorado River Delta. From the first irrigation gate being opened to seeing the water rejuvenate our restoration sites the water… MORE ›

An Update From Our CEO
Posted April 22, 2021

The Colorado River Gives Life Now we must give life back to the Colorado River. The Colorado River has been a life source for centuries. As the most iconic river in the West,… MORE ›

Water for the Environment
Posted April 15, 2021

A lot can be done with just a little water Water is precious in the Colorado River system. It’s refreshing to dip your feet in a creek fed by spring’s snowmelt, but what… MORE ›