Here Fishy-Fishy! The 2023 SI fish survey 

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 ›

Native Fish Make Six-mile Journey Down River

When you flush your toilet, you’re helping the recovery of native aquatic species. That may seem strange but let us explain. We’ve written about one of these species here before: the Gila topminnow.… MORE ›

Capturing our Annual Fish Survey

On November 13, Sonoran Institute coordinated the annual fish survey at four locations along the Santa Cruz to determine which species are currently in the river. This multi-partner effort included staff from Arizona… MORE ›

The River Gave us Life

An interview with Antonia Torres, Cucapá The Colorado River Delta is home to many diverse groups of people. With many stories to tell about the rich cultures and environment here in the Delta,… MORE ›

Waste to Water: Modern Alchemy

Wastewater has been transformed into crystal clear, life-supporting water. John Light is the area operations manager at the Nogales International Wastewater Treatment Plant, and today he’s also the tour guide of this federal facility.