<span>Events</span>, Sonoran Institute

Santa Cruz River Research Days/Días de Investigación del Río Santa Cruz

April 28, 2026 - April 30, 2026

HYBRID IN-PERSON AND VIRTUAL EVENT/híbrido con opciones para ser en persona y virtual This FREE event is a venue for learning about research and conservation efforts while exploring the Santa Cruz River’s natural and… MORE ›

Rio Relay, River cleanup 5k

April 18, 2026

Join us for a first of its kind event along the Santa Cruz River! The Río Relay is a fun run and volunteer opportunity for the communities surrounding the Santa Cruz River in… MORE ›