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 ›

Water for the Santa Cruz River Ecosystem

Bringing water from the Conservation Effluent Pool into action. Good news broke last March at Santa Cruz River Research Days: Pima County received approval to permanently allocate water to sustain river flows benefiting… MORE ›

Helping Gila Topminnow Swim Home

In 2015, we found about a dozen endangered Gila topminnow in the Santa Cruz River near Tubac. If you had told me then, that in 2020 I would help catch hundreds of the… MORE ›